[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.1"]
[White "Artemiev, Vladislav"]
[Black "Kalegin, Evgenij"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2716"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,57,0,0,23,16,21,22,30,24,29,23,24,17,27,17,14,11,15,17,20,11,8,12,62,57,72,66,175,155,165,143,187,174,143,162,205,192,212,200,209,200,289,289,259,219,625,623]} 1. c4 e5 2. d3 d6 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nc6 {[%cal Bb8c6,Bc6d4,Bd4e2][%mdl 32]} 6. e4 Nd4 7. Nge2 $1 {7.Nge2 scores better than 7.Nce2.} Nxe2 {A26: English Opening vs King's Indian with ...Nc6 and d3.} (7... h5 {keeps more tension.} 8. h3 Ne7 9. Nxd4 exd4 10. Nd5 c6) 8. Qxe2 Ne7 9. Bg5 {[#]} f6 $146 {The position is equal.} ({Predecessor:} 9... h6 10. Be3 Nc6 11. Rb1 Nd4 12. Qd1 h5 13. h4 Bg4 14. f3 Be6 15. Ne2 b5 {0-1 (48) Donchenko,A (2610)-Rapport,R (2725) Douglas 2018}) 10. Be3 O-O 11. O-O Nc6 12. Qd2 Nd4 13. Bxd4 exd4 14. Ne2 f5 15. exf5 Rxf5 16. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} c6 17. a4 a5 18. b5 $1 Rc5 19. Rab1 cxb5 (19... Bd7 $14) 20. Rxb5 $18 (20. cxb5 $6 Qc7 $14) (20. axb5 $6 a4 $14) 20... Rb8 21. Re1 b6 22. Bd5+ Kh8 23. Nf4 Bd7 24. Ne6 Bxe6 25. Rxe6 ({Don't take} 25. Bxe6 $6 Rxb5 26. cxb5 (26. axb5 Rb7 $16) 26... Qf8 $16) 25... Qf8 26. Rb1 Rc7 (26... Rcc8 $142 27. Qe2 Re8) 27. Qe2 Rf7 28. Re1 Bf6 $2 {[#]} (28... Rf5 29. f4 g5 30. fxg5 Rxg5) 29. Re8 {Accuracy: White = 100%, Black = 53%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.2"]
[White "Gleizerov, Evgeny"]
[Black "Fedoseev, Vladimir"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2481"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,53,16,8,33,27,48,33,34,39,27,34,51,50,66,51,39,46,30,47,50,30,47,47,48,33,44,43,135,140,277,272,635,630,29977,1182,1608,1506,29993,29994,29995,29996]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 O-O 8. Bc4 {[#]} Qd6 $146 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} ({Predecessor:} 8... c5 9. d5 Bxc3+ 10. bxc3 Qd6 11. Ne2 f5 12. exf5 Bxf5 13. O-O Nd7 14. Ng3 Nb6 15. Qe2 Qf4 16. Bb3 {0-1 (55) Almeida Quintana,O (2550)-Espinosa Veloz,E (2516) Santa Clara 2019}) 9. Ne2 a6 10. O-O b5 {White is slightly better.} 11. Bd5 c6 12. Bb3 Nd7 13. e5 Qb8 14. Qd2 e6 15. Bb4 c5 $1 {[%cal Rc5b4]} 16. dxc5 {And now c6 would win.} Nxe5 17. c6 $36 {[%mdl 2048] White has good play.} Nxc6 {...Rd8 is the strong threat.} 18. Bxf8 Kxf8 19. Rac1 Bb7 20. Rfd1 Be5 (20... Qe8 $14) 21. Qh6+ Kg8 {[#]} (21... Bg7 $16 22. Qe3 (22. Qxh7 Qe5 $16) 22... Ne5) 22. Bxe6 $1 $18 {[%mdl 512]} Bxb2 $2 {[#]} ({Wrong is} 22... fxe6 $2 23. Rd7 $18) (22... Qf8 23. Qxf8+ Kxf8) 23. Bxf7+ $1 {[%mdl 512]} Kxf7 24. Qxh7+ (24. Rd7+ $142 Ne7 25. Qxh7+ Bg7 {[#]} 26. Rxe7+ $1 {[%mdl 576] Deflection} Kxe7 27. Qxg7+ Ke8 28. Nd4 Qd6 29. Qxb7 Qxd4 30. Qxa8+ Kf7 31. Rc7+ Ke6 32. Qe8+ Kd5 33. Rd7+ {[%mdl 64] Skewer} Kc4 34. Qg8+ Kd3 35. Qb3+ Ke4 36. Qe6+ $1 {[%mdl 576] Double Attack} Qe5 37. Qxg6+ Qf5 38. f3+ Kf4 39. g3+ Kxf3 40. Qxf5+ Ke3 41. Qd3#) 24... Kf6 25. Qh4+ Kf7 26. Rd7+ Ke8 {[#]} 27. Qh7 $1 {[%mdl 512] Accuracy: White = 87%, Black = 40%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.3"]
[White "Ponkratov, Pavel"]
[Black "Savitskiy, Sergey"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2631"]
[BlackElo "2436"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,75,49,53,85,88,93,83,84,75,95,75,123,68,78,30,55,0,4,-175,-9,-150,-56,-124,-151,-139,-148,-172,-73,-91,-96,-98,-107,-100,-75,-85,-116,-89,-52,-61,-19,-88,-85,-104,-71,-824,-110,-955,-78,-76,-80,-76,-80,-81,-44,-44,-30,-49,-45,-39,-14,-20]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6 8. Re1 c6 9. d5 c5 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 10. a3 {was the old line (10.Bg5).} Bd7 11. Rb1 Ne8 {White is better.} 12. b4 {[#]} f5 $146 ({Predecessor:} 12... b6 13. Rb3 Nac7 14. Nd2 Bh6 15. Bb2 Ng7 16. Nf1 Nce8 17. Qb1 f5 18. f3 Nf6 {½-½ (114) Zhou,W (2585)-Zhao,J (2574) Danzhou 2010}) 13. Ng5 Nf6 14. b5 (14. exf5 $16 cxb4 15. axb4 Bxf5 16. Ne6 Bxe6 17. dxe6) 14... Nc7 $14 {With the idea ...h6.} 15. b6 axb6 16. Rxb6 (16. exf5 $14 Bxf5 17. Rxb6) 16... h6 $11 17. Nf3 $2 (17. exf5 $11 hxg5 18. fxg6) 17... fxe4 $2 ({Better is} 17... Nxe4 $19 18. Nxe4 fxe4 19. Rxd6 exf3 20. Bxf3 Rf6 21. Rxf6 Qxf6) 18. Nd2 {[#]} (18. Nh4 $1 $11) 18... e3 $1 {[%mdl 512]} 19. fxe3 (19. Nde4 $15) 19... Ncxd5 $1 $17 20. Nxd5 Nxd5 21. Rxd6 Nxe3 (21... Nc3 $1 $19 {[%cal Rc3d1]} 22. Qc2 Qh4) 22. Qb3 Nf5 $1 {[%cal Rf5d6]} ({Worse is} 22... Qh4 23. g3 $16) 23. Rxg6 Be8 $1 {[%cal Re8g6]} ({Inferior is} 23... Qh4 24. Nf3 $16) 24. Rg4 Bh5 $36 {[%mdl 2048] Black has strong initiative.} 25. Rxg7+ Nxg7 26. Bxh5 {Bf3 is the strong threat.} Nxh5 27. Nf3 Qf6 28. Rxe5 (28. Qxb7 $11 Nf4 29. Bxf4 Qxf4 30. Qd5+ Qf7 31. Qxc5) 28... Nf4 {Threatens to win with ...Qxe5!} 29. Qc2 {aiming for Bxf4.} Ra6 {Strongly threatening ...Nh3+!} 30. Rxc5 $2 {[%mdl 8192] [#]} (30. Bxf4 $17 Qxf4 31. Qd3 (31. Re7 Qf5 $17)) 30... Re6 $2 (30... Nh3+ $1 $19 {[%mdl 512] has better winning chances.} 31. Kh1 (31. gxh3 Qxf3) 31... Re6) 31. Rc7 $2 {[%mdl 8192] [#]} (31. Bxf4 $17 Qxf4 32. Qf2) 31... Qg6 $2 (31... Re1+ $1 $19 {[%mdl 512] and Black stays clearly on top.} 32. Kf2 (32. Nxe1 Nh3+) 32... Re2+ 33. Qxe2 Nxe2 34. Kxe2 Qg6) 32. Qxg6+ Rxg6 33. Bxf4 Rxf4 {KRR-KRN} 34. Kf2 Rc6 35. Rxb7 Rcxc4 36. Rb3 Rc2+ {[%mdl 1024] Black has compensation.} 37. Kg3 Ra4 38. Rb8+ {Accuracy: White = 50%, Black = 39%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.4"]
[White "Gunina, Valentina"]
[Black "Shimanov, Aleksandr"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2431"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,84,35,31,8,22,19,17,19,33,30,14,19,27,9,20,4,5,16,23,0,0,-90,0,0,62,75,62,69,62,43,45,33,26,20,0,0,23,-3,0,0,44,0,0,0,0,0,0,0,0,0,0,0,0,-5,-8,-10,-9,-52,0,0,0,-13,-9,-16,-5,-18,-8,-43,-5,-104,-106,-29998,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 a6 6. b3 Bb4 7. Bd2 Nbd7 8. Qc2 {D45: Semi-Slav: 5 e3.} O-O 9. Bd3 Qe7 10. O-O {The position is equal.} e5 $1 {10...e5 scores better than 10...h6.} 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. cxd5 cxd5 14. Ne2 Bd6 {[%csl Gd6][%cal Re5h2] [#]} 15. Ng3 Qg5 16. Bc3 Ng4 {Hoping for ...Qh6.} 17. Bxh7+ Kh8 {[#]} 18. Bd3 $146 ({Predecessor:} 18. Bf5 Nxh2 19. Bxc8 Bxg3 20. Bf5 Nxf1 21. Rxf1 Kg8 22. Bh7+ Kh8 23. Bf5 Kg8 24. fxg3 Qxe3+ {½-½ (44) Sriram,J (2437)-Malakhatko,V (2556) La Fere 2005}) 18... Qh6 ({Black should try} 18... Qh4 $1 $11 19. h3 Nxe3 20. fxe3 Qxg3) 19. h3 $14 Nxe3 20. fxe3 Bxg3 21. Rf3 Bd6 22. Raf1 Be6 23. Qf2 Kg8 24. Bd4 Rac8 25. e4 dxe4 26. Bxe4 Rc7 27. Be3 (27. Rd3 $5 {[%cal Rd4e3]} Be7 28. Be3 $14) 27... Qh5 28. Bf5 Bxf5 29. Rxf5 Qg6 30. Rg5 Qe6 31. Bd4 f6 32. Rh5 {And now Qh4 would win.} Qe4 {...Rc2 is the strong threat.} 33. Re1 Qf4 34. Qxf4 Bxf4 35. Rd5 Bg3 (35... Rc2 $1 $15) 36. Bf2 $1 $11 {[%cal Rf2g3]} Be5 37. a4 Rfc8 38. Red1 Kf7 39. Bb6 Rc1 40. Kf2 Ke6 41. R1d2 (41. Rxc1 $11 Rxc1 42. Rd3) 41... R8c3 $17 {( -> ...Bg3+)} 42. b4 $2 {[%mdl 8192] [#]} (42. R5d3 $17) 42... Bg3+ {Accuracy: White = 71%, Black = 84%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.5"]
[White "Rakhmanov, Aleksandr"]
[Black "Gutenev, Alexander"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2645"]
[BlackElo "2463"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,124,22,24,28,36,35,39,30,31,41,42,49,50,58,44,33,36,38,33,37,41,37,0,0,0,0,0,0,0,7,0,0,0,0,-34,-28,-37,-8,-16,-12,-14,-10,-22,-16,-108,-108,-162,-122,-121,-120,-143,-126,-241,-223,-197,-9,-204,-212,-212,-206,-244,-236,-247,-225,-212,-212,-336,-201,-195,-187,-193,-139,-279,-146,-110,-131,-112,-106,-106,-108,-117,-120,-312,-295,-874,-699,-906,-576,-568,-385,-175,-27,-27,-27,-27,0,0,0,0,0,0,0,0,0,0,0,0,0,-27,-6,-27,-27]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Qa4+ c6 7. e4 Nxc3 8. bxc3 O-O {D90: Grünfeld: 4 Nf3 Bg7 sidelines.} 9. Be3 c5 10. Rc1 {[#]} b6 $146 {White is slightly better.} ({Predecessor:} 10... Bg4 11. Be2 cxd4 12. cxd4 Nc6 13. d5 Ne5 14. Nxe5 Bxe2 15. Nxf7 Rxf7 16. Kxe2 Qd6 {1-0 (32) Gruskovnjak,T (2389)-Novak,G (2248) Ljubljana 2012}) 11. Be2 Bb7 12. d5 Qd7 13. Qb3 e6 {[%cal Re6d5]} 14. dxe6 Qxe6 15. Qxe6 fxe6 16. Ng5 Re8 17. Bc4 Bc8 $1 18. O-O h6 $1 {[%cal Rh6g5]} 19. Nh3 Ba6 20. Bxa6 Nxa6 21. f4 Rad8 22. Nf2 Nc7 23. c4 Bd4 $36 {[%mdl 2048] Black has some pressure.} 24. Rfe1 Rf8 25. Nd3 Kg7 26. g3 Ne8 27. e5 g5 28. Kg2 Kg6 29. Kf3 (29. fxg5 $11 {keeps the balance.} hxg5 30. Rc2) 29... Ng7 $17 30. Red1 (30. g4 $17) 30... Bxe3 31. Kxe3 Nf5+ 32. Ke2 Rd4 33. fxg5 (33. a4 $17 {keeps fighting.}) 33... hxg5 $19 ({Less strong is} 33... Kxg5 34. Nf4 $15) 34. Nf2 {intending g4.} Rh8 $2 (34... Rxd1 $19 35. Rxd1 Nd4+ 36. Kf1 Rf3) 35. Rh1 $2 (35. g4 $11 Ne7 36. Rxd4 cxd4 37. h3) 35... Ne7 36. h3 Nc6 37. Ng4 Rhd8 38. Rhf1 {If White can now play Rf6+ this consolidates a bit.} Re4+ 39. Kf3 Rdd4 40. Rfd1 (40. Rf2 $142) 40... Nxe5+ ({Much less strong is} 40... Rxc4 41. Rd6 $19) (40... Rxd1 $142 41. Rxd1 Rxc4) 41. Nxe5+ Rxe5 {[%mdl 4096] Endgame KRR-KRR} 42. a4 Ree4 (42... Kf7 $19 43. a5 bxa5 44. Rxd4 cxd4) 43. a5 (43. Rxd4 $17 {only move.} Rxd4 44. a5) 43... bxa5 (43... Rxc4 $19 44. Rxc4 Rxc4) 44. Rxd4 $17 Rxd4 $19 {KR-KR} 45. Ra1 Rxc4 {Hoping for ...a4.} 46. Rxa5 Kf5 47. Rxa7 Rc3+ 48. Kg2 $2 (48. Kf2 $17) 48... c4 $1 49. Rf7+ $2 {[#]} (49. h4 Rc2+ 50. Kf3) 49... Ke4 $1 50. h4 gxh4 51. gxh4 Rc2+ 52. Kg3 {[#]} Rc1 (52... Rb2 $1 $19 {Strongly threatening ...c3.} 53. Re7 e5) 53. Rc7 $1 $11 e5 54. h5 Kd3 55. Rd7+ Ke3 {And now ...Rg1+ would win.} 56. Rc7 Rh1 {aiming for ...Kd4.} 57. Rxc4 Rxh5 {...Rg5+ is the strong threat.} 58. Rc3+ Kd2 59. Rc5 Kd3 60. Ra5 Rg5+ 61. Kf2 Rf5+ 62. Ke1 Ke4 {Black had all chances to win. Accuracy: White = 61%, Black = 71%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.6"]
[White "Balashov, Yuri S"]
[Black "Matlakov, Maxim"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2462"]
[BlackElo "2685"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,114,0,0,0,0,0,0,0,0,0,-35,-31,-28,0,0,0,0,0,0,0,-30,-30,-32,-37,-29,-9,-52,-53,-89,-20,-54,0,0,0,0,18,33,49,69,46,0,15,18,35,0,0,0,0,-48,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-62,-62,-818,-737,-775,-668,-1987,-1852,-1120,-11969,-29951,-29953,-29964,-29950,-29952,-11018,-4622,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Be2 Bd6 7. O-O O-O 8. b3 b6 9. Bb2 Bb7 10. Qc2 Qe7 11. Rad1 Rfe8 12. e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 Rad8 {D45: Semi-Slav: 5 e3.} 15. Bd3 Nf8 16. Qg4 f6 {The position is equal.} 17. Rfe1 Qf7 18. h4 {[#]} c5 $146 ({Predecessor:} 18... h5 19. Qe4 c5 20. Qe2 cxd4 21. Nxd4 Bb4 22. Rf1 e5 23. Nf5 Ne6 24. Be4 Nd4 25. Bxd4 exd4 26. f3 Qg6 27. a3 Bc3 28. Qc2 Bxe4 29. fxe4 {½-½ (29) Evdokimov,A (2356)-Dobrov,V (2417) Rybinsk 2001}) 19. dxc5 Bxc5 20. h5 Rd7 21. Bc2 Red8 22. Rxd7 Rxd7 23. h6 g6 24. Bc3 a5 25. Nd2 e5 26. Bf5 Rd8 27. Qg3 Bb4 (27... Ne6 $17) 28. Ne4 Kh8 ({Black should play} 28... Qe7 $15) 29. Bg4 Bxe4 30. Rxe4 Bxc3 31. Qxc3 Ne6 32. Bxe6 Qxe6 $14 {[%mdl 4096] Endgame KQR-KQR} 33. Re2 Qd6 34. Qe3 Kg8 35. g3 (35. f4 $5) 35... Kf7 36. Kg2 Qc6+ 37. f3 Qd6 38. f4 Qc6+ 39. Qf3 Qxf3+ 40. Kxf3 exf4 41. gxf4 $11 {KR-KR} Rd1 42. Rc2 g5 43. fxg5 fxg5 44. c5 bxc5 $1 45. Rxc5 Kg6 46. Rxa5 Kxh6 47. b4 Rb1 48. a3 Kh5 49. Ra7 ({Better is} 49. Re5 $11) 49... h6 $15 50. Ra6 $2 {[%mdl 8192] [#] Now White is beyond hope.} (50. Re7 $15) 50... g4+ $19 51. Kg3 Rb3+ 52. Kg2 Kg5 53. Ra5+ Kh4 54. Ra6 h5 55. Ra5 g3 56. Rc5 Rb2+ 57. Kg1 Kh3 $2 {[%mdl 32768] Accuracy: White = 60%, Black = 87%. . Sensor Board Error (Ke4/e5)?} (57... Ra2 $19 58. Rc1 Rxa3) 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.7"]
[White "Kokarev, Dmitry"]
[Black "Kardashevskiy, Evgeny"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2611"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,99,15,8,20,13,32,42,34,32,31,31,39,28,30,29,30,9,19,6,27,46,101,64,64,64,66,66,50,52,83,83,88,88,88,90,85,85,85,89,87,76,74,79,79,73,83,62,62,62,62,62,62,62,74,74,81,81,81,81,81,81,81,81,499,488,570,544,939,922,901,914,935,633]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Rb8 13. a3 Bg5 14. Be2 a5 15. O-O Ne7 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 16. Nce3 Bxe3 17. Nxe3 Be6 {White is slightly better.} 18. Bg4 {[#]} Qc7 $146 ({Predecessor:} 18... Qd7 19. Bxe6 fxe6 20. Qd2 Qc6 21. Rad1 Rb6 22. Qc2 Rf4 23. f3 Qc5 {0-1 (47) Rigo,J (2313)-Molnar,B (2330) Hungary 2011}) 19. Bxe6 fxe6 20. Qg4 Rf6 21. Rad1 b4 22. cxb4 axb4 23. Rc1 Qa7 24. Qd1 $36 {[%mdl 2048] White has some pressure.} Qd4 (24... bxa3 $14 25. bxa3 Rd8) 25. Rc4 (25. a4 {is interesting.} Ng6 26. Rc4 Qxb2 27. Qxd6 Rbf8 28. Rxb4 Qa2 29. f3) 25... Qxd1 26. Rxd1 bxa3 27. bxa3 d5 28. Rc7 Ng6 29. exd5 exd5 30. Rxd5 Rb1+ 31. Rd1 Rxd1+ 32. Nxd1 $16 {[%mdl 4096] Endgame KRN-KRN} Ra6 33. Rc3 Kf7 34. Ne3 Ke6 35. g3 Ne7 36. Kg2 g6 37. h4 Nd5 38. Nxd5 Kxd5 $14 {KR-KR} 39. Kf3 Ra4 40. Ke3 h5 41. Kd2 Ke4 42. Kc2 Ra8 43. f3+ Kd4 44. Rd3+ Kc4 45. Kd2 Ra7 $2 {[%mdl 8192] [#] Loses the game.} (45... Kc5 $16) 46. Ke3 $18 {White is clearly winning.} Ra8 47. Ke4 Ra5 48. Rd6 Rxa3 49. Rxg6 Kc5 50. Re6 {Accuracy: White = 93%, Black = 75%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.8"]
[White "Shuvalova, Polina"]
[Black "Predke, Alexandr"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2454"]
[BlackElo "2684"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,42,20,9,12,16,27,26,14,13,17,36,64,0,3,-15,0,-16,-8,-15,0,0,10,-53,-40,-408,-402,-401,-406,-435,-418]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e5 7. dxe5 Nxe5 8. Nf3 Nxd3+ {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 9. Qxd3 Bd6 10. O-O O-O {White has an edge.} 11. Be3 Ne4 {[#]} 12. Rd1 $146 ({Predecessor:} 12. Nd4 Qh4 13. Nd2 Bxh3 14. N4f3 Qg4 15. Nh4 Qxh4 16. gxh3 Qxh3 17. f4 Nxd2 18. Qxd2 {0-1 (64) Wisniewski,M (1713)-Aleksandrowicz,M (1959) Rewal 2011}) 12... Qe7 13. Nbd2 (13. Qxd5 $14 Rd8 14. Qb3) 13... Rd8 $11 14. Nb3 Bf5 {[#] Hoping for ...Nxf2!} 15. Qf1 a6 16. Nbd4 Bg6 17. Ne2 Bh5 18. g4 (18. Nfd4 $11) 18... Bg6 $15 19. Nf4 $2 {[%mdl 8192] [#]} ({White should play} 19. Ned4 $15) 19... Bxf4 $1 $19 ({Inferior is} 19... Qf6 20. Nxg6 hxg6 21. Qg2 $11) 20. Bxf4 Qf6 21. Bc7 Rd7 {Accuracy: White = 55%, Black = 100%.} ({Less strong is} 21... Qxf3 22. Bxd8 Rxd8 23. Rd3 $19) 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.9"]
[White "Sjugirov, Sanan"]
[Black "Maltsevskaya, Aleksandra"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2675"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,41,21,25,21,26,4,18,18,16,17,6,1,53,43,52,58,150,161,152,165,246,252,246,222,244,218,241,227,222,222,276,288,527,524]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 c5 6. dxc5 {B12: Caro-Kann: Advance Variation.} Bxc5 7. Bb5+ Nc6 8. a4 {The position is equal.} Qb6 9. Nxc5 Qxc5 10. c3 {[#]} O-O-O $146 (10... Qe7 $11) ({Predecessor:} 10... Qb6 11. Nf3 Qc7 12. Be3 Bg4 13. O-O Nge7 14. Bc5 Bxf3 15. Qxf3 Qxe5 16. c4 dxc4 {½-½ (40) Almasi,Z (2699)-Postny,E (2585) Rio Achaea 2018}) 11. Nf3 $14 d4 12. Bxc6 $1 dxc3 (12... Qxc6 $14 13. cxd4 Kb8) 13. Bxb7+ $1 $16 Kc7 14. Qb3 c2 (14... Rb8 {was called for.}) 15. Be3 $18 Qa5+ {[#]} 16. Bd2 $1 {[%cal Rd2a5]} Qb6 17. Qxb6+ Kxb6 {[#]} 18. Ng5 $1 {[%cal Rg5f7]} Kxb7 19. Nxf7 {[%mdl 64] Double Attack} Ne7 20. Bg5 ({But not} 20. Nxh8 $6 Rxh8 21. Ke2 Nc6 $16) ({Not} 20. Nxd8+ Rxd8 21. f3 Ng6 $16) 20... Rc8 $2 (20... Rd7 21. Nxh8 Nc6) 21. Nxh8 {Black did not feel at home in the position after the opening. Accuracy: White = 100%, Black = 43%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.10"]
[White "Makarian, Rudik"]
[Black "Demidov, Mikhail"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2442"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,40,36,37,27,26,-24,-23,-68,-56,-77,-62,-72,-70,-81,-74,-68,-69,-318,-323,-318,-331,-513,-519,-508,-507,-505,-512,-514,-514,-509,-506,-477,-474]} 1. d4 g6 2. c4 Bg7 3. e4 Nc6 4. d5 Nd4 5. Nc3 c5 6. Be3 {A40: Unusual replies to 1 d4.} e5 7. dxe6 dxe6 8. Nf3 {Black has an edge.} Ne7 9. Be2 O-O {[#]} 10. h4 $146 ({Predecessor:} 10. O-O b6 11. Nd2 Bb7 12. f3 Nec6 13. a3 Qe7 14. Rc1 Rad8 15. Qe1 Rd7 16. f4 Nxe2+ 17. Qxe2 {0-1 (31) Belov,V (2598)-Vastrukhin,O (2428) Moscow 2019}) 10... Nec6 11. h5 b6 12. Qc1 Nb4 13. Nxd4 $2 {[#]} (13. O-O $15) 13... cxd4 $19 14. Bh6 dxc3 15. bxc3 (15. Bxg7 $142 Qd2+ {[%mdl 64] Zwischenzug} 16. Qxd2 cxd2+ 17. Kxd2 Kxg7 18. e5) 15... Nd3+ {Black is clearly winning.} 16. Bxd3 Qxd3 17. Bxg7 Qxe4+ {[%mdl 64] [#] Double Attack} 18. Kf1 {Strongly threatening hxg6.} Kxg7 19. hxg6 Qxg6 20. Rh3 {and if Rg3 works, White does fine.} Kh8 {Black took control after the opening. Accuracy: White = 57%, Black = 100%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.11"]
[White "Chigaev, Maksim"]
[Black "Sergeyev, Alexander"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2588"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,84,20,19,27,12,27,12,2,-12,37,35,57,0,0,0,10,0,0,0,26,14,0,0,0,17,21,19,70,68,68,64,70,53,70,72,81,67,70,66,73,75,83,46,91,70,70,60,87,75,146,148,174,170,175,179,202,180,195,187,187,174,173,164,164,157,169,157,171,174,183,188,237,239,341]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 Be7 7. Bd3 O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 8. O-O c5 {is now more promising than 8...Bg4.} 9. Re1 $5 {[%mdl 4] An interesting side line.} Nc6 {The position is equal.} 10. h3 {[#]} Nb4 $146 ({Predecessor:} 10... Re8 11. Nc3 cxd4 12. Nb5 Be6 13. Nbxd4 Bf8 14. Nxe6 Rxe6 15. Rxe6 fxe6 16. Qe2 Qd7 {1-0 (32) Ghimpu,S (2302)-Sergeyev,A (2395) chess.com INT 2020}) 11. Bf1 Bf5 12. Na3 (12. c3 $1 $14 Nbd5 13. Bd3 Bxd3 14. Qxd3) 12... d5 $11 13. c3 Nc6 14. dxc5 Bxc5 15. Nb5 Qb6 (15... Be4 {is more complex.} 16. Nbd4 Re8 17. Bf4 h6 18. a4 Bd6) 16. Be3 Bxe3 17. Rxe3 Be4 18. Qb3 Rad8 19. Nbd4 Bxf3 (19... Qc7 $11) 20. Qxb6 $14 axb6 21. Nxf3 Rfe8 22. Rxe8+ Rxe8 23. Rd1 Kf8 24. a3 h6 25. Bb5 Re6 26. Kf1 g6 27. g4 Re4 28. Bd3 Re6 29. Bc2 Ke7 30. Bb3 Na5 ({Black should try} 30... Rd6) 31. Bxd5 $16 {White is clearly better.} Nxd5 32. Rxd5 {[%mdl 4096] Endgame KRN-KRN} Nc4 33. Rb5 Rf6 34. Ke2 Kd7 35. Rb4 Na5 36. Ne5+ Kc7 {[#] aiming for ...Re6.} 37. Nd3 Re6+ 38. Kd2 Rd6 39. Rf4 f6 40. Re4 b5 41. Kc2 Nc4 42. a4 Nb6 {Accuracy: White = 93%, Black = 73%.} (42... Kb6 $142 43. axb5 Kxb5) 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "2.12"]
[White "Voit, Daria"]
[Black "Demchenko, Anton"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2343"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,132,24,42,13,9,7,12,13,11,-38,-25,-24,-15,-20,-10,-115,-20,-45,0,-31,0,-52,-14,-22,27,-22,-18,-79,-86,-128,-116,-124,-95,-102,-84,-95,-96,-105,-105,-104,-85,-94,-18,-62,-34,-30,-30,-65,-16,-83,-49,-106,-45,-42,-40,-55,-35,-33,-39,-158,-41,-76,-35,-165,-70,-102,-81,-57,36,-243,-235,-276,-229,-309,-314,-756,-747,-750,-739,-771,-771,-721,-759,-752,-746,-881,-891,-1264,-753,-737,-729,-883,-853,-877,-871,-868,-831,-935,-936,-897,-891,-1098,-1090,-1188,-1184,-1169,-1155,-1809,-1870,-3449,-3280]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. h3 Re8 9. e4 exd4 10. Nxd4 Nc5 11. Re1 Bd7 $1 {[%mdl 4] is now more promising than 11...a5. Played by Anish Giri in July 2020.} 12. Bf4 h6 13. Nb3 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} Ne6 14. Be3 Ng5 15. Bxg5 {The position is equal.} hxg5 {[#]} 16. Nd4 $146 ({Predecessor:} 16. e5 dxe5 17. Bxb7 Rb8 18. Bg2 Qc8 19. g4 Rb4 20. Qe2 Bf8 21. Rad1 c6 22. Na5 {1-0 (49) Cruz,C (2562)-Olivares Olivares,C (2403) Arica 2019}) 16... g4 17. h4 Nh5 18. Qd3 Be5 19. b4 (19. Rad1 $11) 19... a6 ({Better is} 19... c5 $17 20. bxc5 dxc5) 20. Rab1 c6 (20... b5 $5) 21. a4 Qf6 22. Nde2 (22. Nce2 $11) 22... a5 $36 {[%mdl 2048] White is under pressure.} 23. b5 $1 Red8 24. bxc6 bxc6 25. Rb6 (25. Nd1 $11 {remains equal.}) 25... Ng7 $17 26. Reb1 Ne6 27. Nd1 {[%cal Bc3d1,Bd1e3,Be3c2][%mdl 32]} Nc5 28. Qc2 Na6 29. R6b3 Nb4 30. Qd2 Be6 31. Ne3 Na6 $1 32. Rb6 Nb4 (32... Rdc8 $17) 33. Nc2 c5 34. Na3 Rd7 35. Rc1 Kg7 36. Nc3 (36. Nf4 $11 {keeps the balance.}) 36... Rh8 37. Nd5 (37. Nd1 $15) 37... Qd8 ({Black should try} 37... Bxd5 $1 $17 38. cxd5 Bb2 {[%mdl 64] Double Attack}) 38. Rb5 $15 Ra7 39. Nb6 Ra6 40. Nd5 Bd7 41. Bf1 ({White must play} 41. Nc2 $1 $15) 41... Rh5 (41... Rxh4 $1 $17 42. gxh4 Qxh4) 42. Rd1 Ra7 43. Nf4 {[#]} (43. Ne3 $15) 43... Rh8 (43... Rxh4 $1 $19 {Threatens to win with ...Rh6.} 44. gxh4 Qxh4) 44. Nd3 Bxb5 45. cxb5 Qf6 ({Black should play} 45... Bd4 $15) 46. Be2 $2 {[%mdl 8192] [#] White is now going downhill.} (46. Nxe5 $14 {keeps the upper hand.} dxe5 47. Nc4) 46... Bd4 $1 $19 {...Nxd3 is the strong threat.} 47. Nf4 {[#]} Rxh4 $1 {[%mdl 512]} 48. gxh4 Qxh4 49. Bxg4 $2 (49. Bf1 g3 50. Bg2 Qh2+ 51. Kf1 gxf2 52. Nc4) 49... Qxg4+ {Black is clearly winning.} 50. Ng2 Qf3 51. Nc4 {[#]} Bxf2+ $1 {[%mdl 576] Deflection} 52. Qxf2 Qxd1+ {[%mdl 64] Double Attack} 53. Kh2 Ra8 54. Qb2+ f6 55. Qd2 Qxd2 56. Nxd2 {[%mdl 4096] Endgame KRN-KNN} d5 57. Nf4 c4 {[%cal Bc5c4,Bc4c3][%mdl 32]} 58. exd5 c3 59. Nb3 Kf7 60. Kg2 g5 61. Ne2 Nxd5 62. Kf3 f5 63. Ned4 g4+ 64. Kg3 Kf6 65. Nc5 Rc8 66. b6 Nxb6 {Accuracy: White = 30%, Black = 63%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.1"]
[White "Savchenko, Boris"]
[Black "Artemiev, Vladislav"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2564"]
[BlackElo "2716"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,152,31,36,40,43,43,41,45,44,37,37,40,34,44,38,37,46,58,52,58,58,54,52,50,15,25,18,35,35,56,52,53,41,47,40,43,43,52,37,35,31,32,12,12,10,14,8,94,94,83,85,83,93,113,96,114,112,118,112,115,118,122,113,174,131,243,243,243,243,266,257,260,235,233,232,223,150,159,152,151,115,115,115,158,13,16,19,24,22,30,0,0,0,0,0,0,0,0,-60,-60,-60,-58,-60,-50,-47,-43,-43,-43,-43,-43,-72,-8,-8,-8,-8,-8,-43,-43,-43,-43,-43,-43,-43,-43,-72,-72,-72,-72,-72,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-72,-8]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. d4 d6 6. d5 Nb8 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} 7. Bd3 Bg4 8. c4 O-O {White is slightly better.} 9. Be3 a5 10. a3 Na6 11. Nc3 Nd7 12. h3 Bxf3 13. Qxf3 Nac5 14. Bc2 {[#]} a4 $146 ({Predecessor:} 14... Bg5 15. b4 Bxe3 16. Qxe3 axb4 17. axb4 Rxa1 18. Rxa1 Na6 19. Rb1 g6 20. Ba4 b6 {1-0 (41) Rodriguez Vila,A (2459)-Lorenzini,M (2445) Rosario 2017}) 15. Qd1 {[%cal Rc3a4]} Nb6 $1 16. Bxc5 dxc5 17. Nxa4 Nxc4 18. b3 Nd6 19. Nxc5 Nb5 20. b4 ({But not} 20. Nxb7 $2 Qb8 $19) 20... Bxc5 21. bxc5 Qe7 22. Bd3 Nd4 23. Qb1 Qxc5 24. Rc1 Qd6 25. Qxb7 Rxa3 26. Bf1 $36 {[%mdl 2048] White has the initiative.} Rxa1 27. Rxa1 Qc5 28. Qb2 f5 (28... Qb6 $11 29. Qxb6 cxb6) 29. Rc1 $16 Qe7 30. exf5 Nxf5 31. Qb7 Qf6 32. Rxc7 e4 33. Qc6 e3 34. Qxf6 Rxf6 {[%mdl 4096] Endgame KRB-KRN} 35. Bd3 Kf8 36. Rc6 exf2+ (36... Ke7 $16) 37. Kxf2 $18 Nd6+ (37... Ke7 $16 38. g4 Nd4+ 39. Rxf6 Kxf6 40. Bxh7 Ke5) 38. Ke3 h6 39. Kd4 Ke7 40. Rc7+ Kf8 41. Kc5 Nf7 42. Bb5 Nd6 43. Bd7 Ne4+ 44. Kd4 Nd6 45. Bc6 Rf2 46. Rd7 Rd2+ {[#]} 47. Kc5 (47. Ke3 $1 $16 {[%cal Re3d2]} Nc4+ 48. Ke4) 47... Ne4+ $11 48. Kb6 Nf6 $1 {[%cal Rf6d7]} 49. Rd8+ Kf7 50. d6 {Strongly threatening d7.} Ke6 $1 51. d7 {[#] Threatens to win with Re8+.} Kd6 52. Rg8 Rb2+ 53. Ka5 Nxd7 54. Bb5 (54. Bxd7 $11 Kxd7 55. Rxg7+ Ke6 56. Ka4) 54... Rxg2 $15 55. Rd8 Ra2+ 56. Ba4 Ke6 {aiming for ...Nc5.} 57. Kb4 Ne5 {...Rh2 is the strong threat.} (57... Rb2+ {is interesting.} 58. Kc3 Rb7 59. Kd2 Ra7 60. Bd1 Ke7) 58. Bb3+ Ke7 {And now ...Nc6+ would win.} 59. Bxa2 Kxd8 {KB-KN} 60. Kc5 Nd3+ (60... Ke7 $17 {White should prevent ...Nf3.} 61. Kd4 Kf6) 61. Kd6 $11 Ke8 62. Be6 Nf4 63. Bf5 Kf7 {Hoping for ...Kf6.} 64. Ke5 Ng6+ 65. Ke4 Kf6 66. Bd7 Kg5 67. Bc8 Kh4 68. Kf3 Ne5+ 69. Kf2 g5 (69... g6 $17) 70. Kg2 $1 Nc4 71. Bd7 Ne3+ 72. Kh2 Nd5 73. Kg2 Nf6 74. Be6 Ne8 75. Bg4 Nd6 76. Kh2 (76. Be6 $11 {remains equal.}) 76... h5 {Black defended with fortune. Accuracy: White = 82%, Black = 83%.} (76... Ne4 $17) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.2"]
[White "Shimanov, Aleksandr"]
[Black "Aleksandrov, Aleksej"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2593"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,28,29,16,47,54,83,88,87,85,118,114,128,135,155,164,168,188,387,391,401,326,312,320,324,239,235,220,254,254,243,177,166,116,130,4,241,64,60,0,229,75,384,356,444,433,1599,1576]} 1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Qf3 d5 5. Nc3 Bb7 6. O-O-O {A45: Trompowsky Attack.} Bb4 7. Nge2 {[#]} a6 $146 ({Predecessor:} 7... O-O 8. g4 Nbd7 9. g5 Ne8 10. h4 f5 11. gxf6 Nexf6 12. a3 Bxc3 13. Nxc3 Qe7 {0-1 (75) Moiseenko,V (2528)-Shaposhnikov,E (2557) Voronezh 2017}) 8. g4 {White is better.} Bd6 9. g5 Nfd7 10. Qg3 Qe7 11. Bg2 Nc6 12. e4 dxe4 13. d5 (13. Bxe4 $6 Na5 $14) (13. Nxe4 $6 Bxf4+ 14. Nxf4 (14. Qxf4 O-O-O $11) 14... O-O $16) 13... Nb4 $2 {[#]} (13... Nce5 14. dxe6 (14. Nxe4 Bxd5 15. Nxd6+ cxd6 $16) (14. Bxe4 O-O-O $16) 14... fxe6) 14. dxe6 $18 Qxe6 15. Bxd6 cxd6 16. Rxd6 Nxa2+ 17. Kb1 Nxc3+ 18. Nxc3 Qe7 {[#]} 19. Re1 $1 Nc5 20. Rxb6 O-O 21. h4 Rab8 22. h5 ({White should play} 22. Nxe4 $16 {And now Nf6+! would win.} Nxe4 23. Bxe4 Bxe4 24. Rxe4 (24. Rxb8 Bxc2+ 25. Kxc2 Qxe1 $11) 24... Qxe4 25. Rxb8) 22... Nd7 $2 (22... Qd8 $1 $11 23. Qd6 Qxd6 24. Rxd6 e3) 23. Rb3 $2 (23. Bxe4 $6 Kh8 $16) (23. Nxe4 $18 {Hoping for Nf6+!} Kh8 24. Rb3) 23... Nc5 $14 24. Rb6 $2 (24. Rb4 $14) 24... Nd7 $18 25. Qd6 $2 ({But not} 25. Bxe4 $6 Kh8 $16) (25. Nxe4 $18 {Strongly threatening Nf6+!} Kh8 26. Qc7) 25... Qxg5 $2 {[%mdl 8192]} (25... Rfe8 $16 {is more resistant.} 26. Bxe4 Qxd6 27. Rxd6 Nc5) 26. Qxd7 Bc8 27. Qd5 Rxb6 (27... Qxd5 $142 28. Nxd5 Rxb6) 28. Qxg5 {Accuracy: White = 64%, Black = 42%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.3"]
[White "Matlakov, Maxim"]
[Black "Zakhartsov, Vladimir"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2685"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,82,19,12,26,36,4,34,31,17,41,22,21,54,58,45,29,41,35,27,27,33,24,34,23,83,41,36,15,25,-11,-18,-45,-17,-95,-95,-85,-87,-83,-98,-86,-67,-116,-121,-157,-159,-165,-149,-591,-585,-589,-584,-993,-927,-914,-672,-616,-567,-595,-591,-954,-941,-842,-643,-618,-609,-1176,-569]} 1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. Bg2 Bg7 5. O-O O-O 6. c4 dxc4 7. Na3 c3 8. bxc3 c5 9. Ne5 Nd5 10. Bd2 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} Nc6 11. Nac4 cxd4 12. Nxc6 {White is slightly better.} bxc6 13. cxd4 Bxd4 14. Rc1 {[#]} Nb6 $146 ({Predecessor:} 14... Bg7 15. Na5 Bd7 16. Nxc6 Bxc6 17. Rxc6 e6 18. Qa4 Qd7 19. Rfc1 Rac8 20. Qa6 Rb8 {1-0 (49) Matlakov,M (2694)-Darini,P (2511) Doha 2016}) 15. Na5 $36 {[%mdl 2048] White fights for an advantage.} Bd7 $1 16. Bh6 Bg7 17. Bxg7 Kxg7 18. Qd4+ Kg8 19. Rfd1 {[%mdl 1024] White has compensation.} Rc8 20. Qc5 {[%cal Ra5c6]} Nd5 (20... Qc7 $11) 21. e4 ({Reject} 21. Nxc6 $6 Rxc6 22. Qxd5 Rxc1 $11) 21... Nb6 22. Rd2 Re8 23. Rcd1 Qc7 24. h4 h5 25. Rd4 (25. Rc2 $11 {remains equal.}) 25... Bg4 $17 {Hoping for ...e5.} 26. Rc1 {[%cal Ra5c6]} Nd7 27. Qc3 c5 {[%cal Bc6c5,Bc5c4,Bc4b3][%mdl 32]} 28. Rd2 Nb6 {[#] ...Na4 is the strong threat.} 29. Nb3 {[%cal Rc3c5]} c4 30. Nd4 Red8 31. Rdc2 Qc5 32. Nb3 $2 {[%mdl 8192] [#] Loses the game.} (32. Nf3 $17 {was the crucial defense.}) 32... cxb3 $19 {Black is clearly winning.} 33. Qxc5 bxc2 34. Qg5 Rd1+ 35. Kh2 Rxc1 36. Qxc1 Be2 37. e5 Bd3 38. Bh3 e6 39. g4 hxg4 40. Bxg4 Rc4 41. Kg3 Nd7 {Accuracy: White = 50%, Black = 79%.} (41... Nd5 $142 42. h5 Nb4 43. hxg6 Bxg6 44. Bxe6 fxe6) 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.4"]
[White "Drygalov, Andrey"]
[Black "Kokarev, Dmitry"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2495"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,20,19,8,18,0,6]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. O-O Bg7 8. d4 cxd4 9. Nxd4 O-O {B52: Sicilian: Moscow Variation with 3...Bd7.} 10. f3 Rc8 {[#] An uneventful encounter.} {Predecessor:} 11. b3 $146 d5 12. exd5 Nxd5 13. Nxd5 e6 14. Be3 exd5 15. Rc1 dxc4 16. bxc4 Re8 17. Bf2 {0-1 (37) Caruana,F (2795)-Vachier Lagrave,M (2788) chess.com INT 2016} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.5"]
[White "Predke, Alexandr"]
[Black "Gabrielian, Artur"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2684"]
[BlackElo "2463"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,129,5,39,38,51,35,48,43,41,0,84,77,103,107,138,73,62,45,71,69,69,68,67,76,83,79,83,84,82,82,86,87,90,48,79,45,40,43,50,47,43,49,86,69,320,190,312,182,199,183,201,183,302,273,327,264,346,340,364,375,574,528,626,493,497,498,563,543,546,563,672,672,660,663,899,897,837,791,761,747,887,868,1034,761,1025,1008,993,981,1099,1079,1126,1062,1264,1236,1802,2208,29981,29967,29961,6127,5506,1967,6451,6027,6119,5931,6019,6299,5608,5424,5501,4460,2208,4542,4914,3903,29980,29978,29989,29990]} 1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. O-O d5 6. Nxd4 Bc5 7. Nb3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bb6 8. c4 O-O 9. Nc3 {White is slightly better.} dxc4 10. Nd2 Nc6 (10... Qc7 $11) 11. Nxc4 $16 {[#]} Bc7 $146 ({Predecessor:} 11... e5 12. Bg5 Be6 13. Nd6 h6 14. Nxb7 Qxd1 15. Raxd1 hxg5 16. Bxc6 Rab8 17. Bg2 Bd4 {1-0 (88) Velten,P (2375)-Samoun,F (2166) Saint Paul Trois Chateaux 2013}) 12. Nb5 Qe7 13. Nxc7 ({White should try} 13. b3) 13... Qxc7 14. Qd6 Qxd6 15. Nxd6 Rd8 16. Rd1 Nd5 17. Bf4 Nxf4 18. gxf4 Kf8 19. Rd2 a5 20. Rad1 a4 21. a3 f6 22. Rd3 Ra5 23. Nc4 Rxd3 24. Rxd3 ({Reject} 24. exd3 Rc5 $15) 24... Rc5 25. Nb6 $1 $36 {[%cal Rb6c8][%mdl 2048] Black is under pressure.} Rc1+ 26. Bf1 Ne7 27. e4 Rc6 $2 {[%mdl 8192] [#] This move loses the game for Black.} (27... Ke8 $14) 28. Rd8+ $1 $18 ({Stronger than} 28. Nxa4 Ng6 $11) 28... Kf7 29. Nc4 (29. Nxa4 Ng6 $11) (29. Bb5 $142 Rc1+ 30. Kg2) 29... Rc7 30. Nd6+ Kg6 31. Bb5 h6 (31... e5 {is a better defense.} 32. Be8+ (32. Bxa4 exf4 33. Kg2 Kg5 $14) 32... Kh6) 32. Bxa4 b6 33. Be8+ Kh7 34. h4 g6 35. Bb5 Rc5 (35... f5 {was necessary.} 36. e5 Bb7 37. Nxb7 Rxb7) 36. b4 Rc3 37. Re8 Rc7 38. Rf8 Kg7 39. Rf7+ Kg8 40. Rxf6 Bd7 41. Bxd7 Rxd7 42. Rxe6 {[%mdl 4096] Endgame KRN-KRN} Nc6 43. Rxg6+ Kh7 44. Rf6 Nd4 45. Nf5 Ne2+ 46. Kh2 Nxf4 47. Rxh6+ Kg8 48. Kg3 Ne2+ 49. Kf3 Nc3 50. Rxb6 Ra7 51. Kf4 Rxa3 52. h5 Ra2 53. f3 Ra3 54. h6 Ne2+ 55. Kg4 (55. Kg5 $142 Ra1 56. Rb8+ Kh7 57. Rb7+ Kh8 58. Ne7 Rg1+ 59. Kf6 Nf4 60. Kf5) 55... Ra1 56. Kg5 Rg1+ 57. Kf6 {[#] Threatening mate with Rb8+.} Nf4 58. Rb8+ Kh7 59. Rb7+ Kh8 60. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Rg6+ 61. Ke5 Nd3+ 62. Kd4 Ne1 63. f4 Rg4 64. b6 Rxf4 65. Rc7 {Accuracy: White = 78%, Black = 53%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.6"]
[White "Belyakov, Bogdan"]
[Black "Sjugirov, Sanan"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2481"]
[BlackElo "2675"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,34,27,39,22,21,41,32,28,48,44,43,41,44,43,42,25,25,22,39,11,15,15,18,19,20,0,0,0,15,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 d5 7. exd6 c4 8. Bc2 Qxd6 9. O-O Bg4 {B22: Sicilian: 2 c3.} 10. h3 Bh5 11. Re1 e6 {White is slightly better.} 12. b3 {[#]} Qd8 $146 ({Predecessor:} 12... Be7 13. Qe2 cxb3 14. axb3 O-O 15. d4 Rfd8 16. Bxh7+ Kxh7 17. Ng5+ Bxg5 18. Qxh5+ Bh6 19. Bxh6 gxh6 20. Qxf7+ {½-½ (44) Nakamura,H (2787)-Vachier Lagrave,M (2785) Caleta 2016}) 13. Na3 cxb3 14. axb3 Be7 15. Nc4 Nd5 16. Ne3 Nxe3 17. Rxe3 O-O 18. Ba3 Bxa3 {The position is equal.} 19. Rxa3 a5 20. Be4 Qd6 21. Qa1 (21. Ra2 {looks sharper.} f5 22. Bxc6 Qxc6 23. Qa1 Bxf3 24. Rxf3 b6 25. d4) 21... Bxf3 22. Bxf3 Rad8 23. Bxc6 Qxc6 24. Rxa5 Rxd2 25. Ra8 Rc8 26. Rxc8+ Qxc8 27. Qa5 g6 28. c4 Qd7 29. Qe5 h5 30. Rf3 Rd1+ {Accuracy: White = 95%, Black = 100%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.7"]
[White "Demidov, Mikhail"]
[Black "Bryakin, Mikhail"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2519"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,85,0,0,0,19,0,0,-8,0,-15,-19,-10,0,-5,0,0,0,0,10,10,10,10,10,10,10,10,14,8,8,8,12,0,14,14,32,12,23,30,48,3,29,39,46,44,51,56,318,307,299,361,334,325,387,368,464,475,575,565,537,498,11842,9109,834,814,29962,6083,29977,29978,29978,29979,29979,29980]} 1. Nf3 d5 2. d4 Nf6 3. Bf4 c5 4. dxc5 e6 5. e3 Bxc5 6. Be2 O-O 7. O-O b6 8. c4 Bb7 9. Nc3 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} Nbd7 10. a3 {[#]} dxc4 $146 ({Predecessor:} 10... a6 11. b4 Be7 12. Rc1 dxc4 13. Bxc4 b5 14. Bb3 Qb6 15. e4 Rad8 {½-½ (61) Rychagov,A (2571)-Lutsko,I (2417) Voronezh 2007}) 11. Bxc4 {The position is equal.} Nh5 12. Qe2 Nxf4 13. exf4 Qf6 14. g3 Rfd8 15. Ba6 Bxa6 16. Qxa6 Bf8 17. Rad1 Nc5 18. Qe2 Rxd1 19. Rxd1 Rd8 20. Ne5 Rxd1+ 21. Qxd1 Qe7 $1 22. b4 Nb7 $1 23. Qf3 Nd8 24. Qa8 f6 25. Nc6 Nxc6 26. Qxc6 Qd6 27. Qc4 Kf7 28. Nb5 $36 {[%mdl 2048] White has good play.} Qd1+ 29. Kg2 Qd7 $1 30. f5 $1 {Black must now prevent Nc7.} Qb7+ $2 {[%mdl 8192] Black cannot hold the game after this.} (30... g6 $14) 31. Kg1 $18 {[%csl Gf5][%cal Rc4e6]} Qd5 {[#]} 32. Qxd5 $1 exd5 33. Nxa7 {[%mdl 4096] Endgame KB-KN} Bd6 34. f4 Bb8 35. Nb5 Ke7 36. Kf2 Kd7 37. Ke3 h5 (37... g6 $142 38. Kd4 Kc6) 38. h4 Kc6 39. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Kd7 40. Kd3 Bd6 41. Nxd6 {White mates.} Kxd6 42. Kd4 Kc6 43. a5 {Accuracy: White = 96%, Black = 61%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.8"]
[White "Salemgareev, Tagir"]
[Black "Chigaev, Maksim"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2461"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,78,36,0,0,0,0,0,0,0,0,-73,-54,-45,-38,-30,-46,-31,-17,-22,-22,-21,-22,-60,-23,-26,-12,-21,0,0,0,-21,-24,-70,-77,-75,-74,-249,-258,-272,-220,-2925,-1930,-1640,-1444,-29962,12794,-29967,-29968,-29975,-29976,-29976,-29977,-29977,-29978,-29979,-29979,-29979,-29980,-29981,-29981,-29982,-29983,-29983,-29984]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Bg4 9. Qd2 Bxf3 {9...cxd4 is the fancy move. Played by Peter Svidler in April 2020. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 10. gxf3 {[#]} e6 $1 $146 {[%mdl 8] An important novelty.} ({Predecessor:} 10... Nd7 11. Rb1 Qc7 12. h4 O-O-O 13. Bh3 e6 14. O-O Kb8 15. Qe2 cxd4 16. cxd4 Nb6 17. Rb4 {1-0 (52) Kovalenko,I (2680)-Babujian,L (2465) Al Ain 2015}) 11. Rb1 cxd4 {The position is equal.} 12. cxd4 O-O $1 13. Rxb7 {[#]} (13. d5 $11) 13... Nc6 $1 $17 {[%cal Rc6d4]} 14. Bg2 Bxd4 15. O-O Bxe3 16. Qxe3 Rb8 17. Rxb8 Qxb8 18. f4 Rd8 19. h4 Nd4 20. Rd1 Qd6 $36 {[%mdl 2048] ...Ne2+! is the strong threat. Black is pushing.} 21. Kh1 e5 22. fxe5 Qxe5 23. f4 Qf6 24. Qf2 Ne6 {Black keeps a firm grip on the game.} 25. Rxd8+ Qxd8 26. Qxa7 $2 (26. Kh2 $17 {was necessary.}) 26... Qxh4+ $19 {[%mdl 64] Double Attack} 27. Kg1 Nxf4 {White must now prevent ...Qe1+.} 28. Qe3 $2 {[#]} (28. Qb8+ Kg7 29. Qb2+ f6 30. Qf2) 28... Qg5 $1 {[%csl Gf4][%cal Rg5g2]} 29. Qf3 Nxg2 30. Qxg2 Qxg2+ 31. Kxg2 {[%mdl 4096] Endgame [#] Hoping for a4. K3P-KPP} Kf8 $1 {Black mates.} 32. a4 Ke8 33. e5 h5 34. Kf3 g5 35. a5 Kd8 36. Ke4 h4 37. a6 Kc8 38. a7 Kb7 39. a8=Q+ Kxa8 {Accuracy: White = 66%, Black = 97%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.9"]
[White "Demchenko, Anton"]
[Black "Frolyanov, Dmitry"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2641"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,71,-3,0,0,0,-17,-20,-10,-22,-14,-12,-31,-8,-30,-9,-17,-10,-14,-8,-52,0,0,50,-42,0,-31,0,0,0,-7,0,-7,0,-19,-16,-120,0,0,10,8,54,69,238,270,263,251,1049,984,1840,1705,3235,2780,1201,1013,29986,931,29993,29988]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. Nbd2 Nc6 6. c3 Bd6 7. Bg3 O-O 8. Bd3 b6 9. e4 {Threatens to win with e5. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 10. e5 Nh5 11. Ng5 {The position is equal.} Bxg5 (11... Nxg3 $2 12. Bxh7+ Kh8 13. Nxf7+ $1 {[%mdl 512]} Rxf7 14. hxg3 $18) 12. Qxh5 {[%csl Gd3][%cal Rh5h7]} g6 13. Qe2 cxd4 14. h4 $1 {[%cal Rh4g5]} Bh6 15. h5 $1 dxc3 16. bxc3 Bg7 17. Nf3 Bd7 {[#]} ({Black should play} 17... Qe7 $15) 18. Kf1 $146 ({Predecessor:} 18. hxg6 hxg6 19. Qe3 Qe7 20. Bh4 Qa3 21. O-O Qc5 22. Qf4 f5 23. exf6 Qxc3 24. Bxg6 Rxf6 25. Bxf6 Qxf6 26. Qxf6 Bxf6 {½-½ (64) Hauge,L (2433)-Haug,J (2387) Bergen 2018}) 18... Qc7 19. Qe3 (19. Kg1 $14) 19... Ne7 (19... Rac8 {seems wilder.} 20. Kg1 Ne7 21. Rc1 Qc5 22. Qd2 Bb5) 20. Rc1 Nf5 (20... Rac8 {keeps more tension.} 21. Nd4 h6 22. hxg6 fxg6 23. Kg1 Rf7) 21. Bxf5 $1 exf5 ({But not} 21... gxf5 $2 22. h6 $18) 22. Kg1 {Black must now prevent e6.} Qc5 {Strongly threatening ...Qxe3.} 23. Qd2 Rfe8 24. Bf4 Rac8 25. Bh6 (25. Bg5 $11 {remains equal.}) 25... Bh8 ({Black should try} 25... Bxe5 $17 26. Nxe5 Rxe5) 26. Be3 Qe7 27. Bg5 Qf8 28. Bf6 $1 $36 {[%mdl 2048] White has some pressure.} Bg7 $2 {This costs Black the game.} ({Better is} 28... Bxf6 $14 29. exf6 {[#]} d4 $1 {[%mdl 512]}) 29. hxg6 $18 fxg6 30. Ng5 {[%cal Bf3g5,Bg5h7,Bh7f6][%mdl 32]} (30. Qxd5+ Be6 $15) 30... Be6 $2 (30... Bxf6 31. Nxh7 {[%mdl 64] Double Attack} (31. exf6 Qxf6 32. Rxh7 Re7 $11) (31. Qxd5+ Be6 $17) 31... Rxe5 32. Nxf8 Rxf8) 31. Nxh7 Qa3 32. Qg5 Rxc3 33. Rxc3 Qxc3 34. Bxg7 {Intending Nf6+ and mate.} Qe1+ {[#]} 35. Kh2 $1 Qxf2 36. Nf6+ {[%mdl 64] Double Attack. Accuracy: White = 84%, Black = 53%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.10"]
[White "Faizrakhmanov, Ramil"]
[Black "Esipenko, Andrey"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2451"]
[BlackElo "2682"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,10,3,17,0,0,0,0,0,14,6,25,19,31,26,45,45,44,24,66,-33,0,0,0,-412,-383,-742,-712,-1248,-1224,-6295,-6283,-2276,-980,-954,-933,-29994,-29995,-29995,-29996,-29996,-29997,-29997,-29998]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Nc3 d5 8. cxd5 exd5 9. Bg2 O-O 10. O-O Nbd7 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} 11. Bc1 {11.Qc2 is setting a new trend.} Bb4 12. Bb2 Re8 {The position is equal.} 13. Re1 Bb7 {[#]} 14. Qc2 $146 ({Predecessor:} 14. a3 Bd6 15. Rc1 c6 16. Nd2 Rc8 17. b4 Ba8 18. Qb3 Nf8 19. b5 Ne6 20. e3 Bb8 21. bxc6 Bxc6 22. Nf3 {½-½ (47) Oleksienko,M (2630)-Bortnyk,O (2463) Minsk 2014}) 14... a6 15. a3 Bd6 16. Nd2 c5 17. e4 cxd4 {[#] aiming for ...Rc8.} 18. Nxd5 Rc8 19. Qd3 ({Better is} 19. Qd1 $14) 19... Ne5 $36 {[%mdl 2048] Black is pushing.} 20. Qb1 d3 {And now ...Rc2 would win.} 21. f4 $2 {[%mdl 8192]} (21. Nc4 $11) 21... Nxd5 $19 22. exd5 $2 (22. fxe5 Bc5+ 23. Kh1) 22... Rc2 23. Ne4 Bc5+ 24. Nxc5 {[#]} Rxg2+ $1 {[%mdl 576] Decoy} 25. Kxg2 Qxd5+ (25... bxc5 $142 26. Rxe5 Rxe5 27. Qxd3 Rxd5 28. Qe3 Re5+ 29. Kf2 Rxe3 30. Kxe3 Qd5 31. Rc1 Qf3+ 32. Kd2 Qf2+ {[%mdl 64] Double Attack} 33. Kd3 f5 34. b4 Qxb2 35. Rxc5 Qxh2 36. Rxf5 Qxg3+ 37. Kc4 Qxa3 38. Rc5 Qe3 39. Ra5 Qxf4+ 40. Kc3 Qe3+ 41. Kc2 Be4+ 42. Kd1 Qd4+ 43. Ke2 Qxb4 44. Rg5 Qb3 45. Rg1 Qd3+ 46. Ke1 Qe3+ 47. Kf1 g5 48. Rxg5+ Qxg5 49. Kf2 h5 50. Ke2 Qf4 51. Ke1 Qe3+ 52. Kd1 Qf2 53. Kc1 Qc2#) 26. Ne4 Ng4 27. Qc1 Rxe4 {Black mates.} 28. Rxe4 Qxe4+ 29. Kh3 Nf2+ 30. Kh4 Qe7+ {Accuracy: White = 51%, Black = 86%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.11"]
[White "Lysyj, Igor"]
[Black "Makhmutov, Rail"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2594"]
[BlackElo "2416"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,65,0,17,5,27,32,25,21,35,31,12,26,23,22,33,39,43,37,33,39,25,25,29,31,46,41,47,35,46,35,88,102,87,72,156,180,163,154,185,185,185,183,194,187,192,192,647,597,667,422,962,894,887,887]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 {E11: Bogo-Indian.} Ne4 9. a3 $5 {[%mdl 4] An interesting side line.} c6 {[#]} 10. Bb4 $146 {White has an edge.} ({Predecessor:} 10. Be1 f5 11. e3 a5 12. b3 Bf6 13. Ra2 g5 14. Nfd2 Nd6 15. f3 Bg7 16. Bf2 Nf6 {0-1 (90) Sifunda,S (1908)-Smirnov,A (2069) Maikop 2018}) 10... b6 11. Bxe7 Qxe7 12. Nbd2 Nxd2 13. Nxd2 Ba6 14. b4 Rac8 15. Qb3 Bxc4 16. Nxc4 dxc4 17. Qxc4 c5 18. Rfc1 g6 19. dxc5 bxc5 20. Qa6 Nb8 21. Qa5 {[%cal Rc1c5]} cxb4 ({Black should play} 21... c4 $14) 22. axb4 $16 {[%cal Ba3b4,Bb4c5][%mdl 32]} a6 23. Rc5 Rxc5 (23... h5 $142) 24. bxc5 ({Much less strong is} 24. Qxc5 $6 Qd7 $14) 24... Rc8 25. Rb1 Nc6 26. Qxa6 Qd7 27. Qa4 h5 28. Rd1 Qb7 29. h4 Rc7 $2 {[#]} (29... Qc7 30. Rc1 Kg7) 30. Rd8+ $3 $18 {[%mdl 512] White is clearly winning.} Kh7 (30... Nxd8 31. Bxb7) 31. Kh2 Nxd8 (31... Kg7 $142 32. Ra8 Qb4 33. Bxc6 Qxa4 34. Bxa4 Rxc5) 32. Bxb7 Rxb7 33. Qe8 {Accuracy: White = 92%, Black = 58%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "3.12"]
[White "Matinian, Nikita"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2475"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "332"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,332,18,21,0,0,12,6,10,16,0,0,-5,29,19,28,29,25,0,3,0,23,15,25,17,9,9,7,12,33,45,47,42,47,47,48,52,51,35,40,45,120,111,108,108,118,111,119,128,178,179,179,178,341,129,195,195,146,6,8,8,12,5,5,0,0,0,0,0,0,5,7,0,25,25,35,35,42,12,12,12,12,13,13,13,13,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,45,0,0,-8,-8,-8,-8,-8,-8,-10,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-29,-8,-69,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-48,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,0,-8,0,-8,-8,-8,-7,-8,0,-8,0,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,-8,0,-8,-8,-8,-8,-8,0,-74,0,-74,0,-81,-8,-8,-8,-81,-75,-75,-81,-75,-74,-74,-74,-81,-81,-81,-81,-81,-81,-81,-81,-81,-82,-82,-82,-82,-81,-81,-81,-82,-82,-82,-82,-82,-81,-81,-81,-82,-82,-82,-75,-75,-8,-8,-8,-82,-75,-82,-75,-82,-75,-82,-8,-8,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 b5 7. a4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} b4 $1 {[%cal Rb4c3]} 8. Nd5 e6 9. Nxf6+ Qxf6 10. g4 Bb7 11. Bg2 $1 {[#]} Nc6 $146 ({Predecessor:} 11... Nd7 12. O-O Qd8 13. f4 Be7 14. g5 Nc5 15. Qe2 O-O 16. h4 Re8 17. b3 Bf8 {0-1 (32) Matinian,N (2475)-Fedoseev,V (2678) Lichess.org INT 2020}) 12. Nxc6 Bxc6 13. O-O Qd8 14. Be3 Be7 15. Qd2 a5 16. c4 b3 17. Rfd1 {With the idea c5!} O-O 18. Qc3 Qb8 19. Rd3 Bf6 20. Bd4 e5 21. Be3 Be7 22. Qxb3 Qxb3 23. Rxb3 Rfb8 24. Rxb8+ Rxb8 25. Bd2 Rxb2 (25... Bd8 $14) 26. Bxa5 $16 Kf8 27. Be1 $1 Ke8 28. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Kd7 29. a6 Bd8 30. a7 Ba8 31. c5 $1 f6 $2 (31... Rc2 {was worth a try.} 32. Bf1 Rxc5) 32. cxd6 $2 (32. Bf1 $18 {and White stays clearly on top.}) 32... Rb7 (32... Bb6 $16) 33. Bf1 Bb6 34. Bb5+ (34. Ra6 $1 $16) 34... Kxd6 $11 35. Bb4+ Kc7 36. Rc1+ Kd8 37. Rc6 {Threatens to win with Ba6.} Bxf2+ 38. Kxf2 Rxb5 {[%mdl 4096] Endgame KRB-KRB} 39. Rc4 Kd7 40. Bf8 g6 41. Bg7 Rb6 42. g5 fxg5 43. Bxe5 Ra6 44. Bb8 h5 45. Ke3 Ra3+ 46. Kd4 Rxh3 47. Rc7+ Ke6 48. Rg7 g4 49. Be5 {aiming for Rg8.} Ra3 50. Rxg6+ Kf7 51. Rg7+ Ke6 52. Rg6+ Kf7 53. Rf6+ Ke7 54. Rh6 {Strongly threatening Bd6+.} Ra4+ 55. Kc5 Bxe4 56. Rxh5 Ke6 57. Bc7 Rxa7 58. Re5+ Kf6 59. Bb8 Ra4 60. Re8 Bg6 61. Re1 Ra3 62. Kd4 Rd3+ 63. Kc4 Bf5 64. Rf1 Ra3 65. Bd6 Re3 66. Kd4 Rd3+ 67. Kc5 Kg5 68. Rg1 Be4 {And now ...Rd5+ would win.} 69. Bg3 (69. Bb8 $1 $11) 69... Kf5 ({Black should try} 69... Bd5 $15) 70. Kc4 Ra3 71. Kd4 Rd3+ 72. Kc4 $1 Rd2 73. Kc3 Rd7 74. Rf1+ Kg5 {White must now prevent ...Rd3+.} 75. Bf4+ Kg6 76. Rg1 Bf3 77. Bg3 Be2 78. Rg2 Bf1 79. Rg1 Rd3+ 80. Kc2 Be2 81. Rg2 Bf1 82. Rg1 Rf3 83. Kd2 Kf5 84. Bb8 Ba6 85. Rg3 Rf2+ 86. Ke1 Re2+ 87. Kd1 Rb2 88. Bc7 $1 Rb7 89. Rc3 Rb1+ 90. Kd2 Rf1 91. Rc6 Rf2+ 92. Ke1 Re2+ 93. Kd1 Ra2 94. Rc2 Ra3 95. Rc5+ Ke4 96. Rg5 Bc8 97. Rg7 Bf5 98. Bb8 Ke3 {[%cal Ra3a1]} 99. Re7+ Be4 {[%cal Ra3a1]} 100. Ba7+ $1 Kf3 101. Rf7+ Kg2 102. Bb8 Ra8 103. Bf4 Rg8 104. Ra7 g3 105. Be5 Re8 106. Ra5 Kh3 {...g2 is the strong threat.} 107. Bxg3 $1 Kxg3 {KRB-KR} 108. Kd2 Kf4 109. Ra3 {[#]} (109. Kc3 $11) 109... Rb8 (109... Rc8 $1 $17) 110. Rh3 {[#]} (110. Kc3 $11) 110... Ke5 (110... Rc8 $1 $17) 111. Ra3 (111. Kc3 $1 $11) 111... Rh8 (111... Rb2+ $17 112. Ke3 Rc2) 112. Ra5+ Bd5 113. Ke2 (113. Ra3 $11 {keeps the balance.}) 113... Kd4 114. Ra4+ Bc4+ 115. Kf3 Rf8+ 116. Kg4 Kd5 117. Rb4 Be2+ 118. Kg3 Ke5 119. Ra4 Bd3 120. Rb4 Be4 121. Rb5+ Bd5 122. Ra5 Rf3+ 123. Kg4 Rf2 124. Ra3 Rf8 125. Ra5 Rg8+ 126. Kh4 Ke4 127. Kh5 Bf7+ 128. Kh6 Kf4 129. Ra7 Be6 130. Rg7 Rh8+ 131. Kg6 Bf5+ ({Black should play} 131... Ke5 $17) 132. Kf6 $1 Rh6+ 133. Kf7 (133. Ke7 $1 $11 {remains equal.}) 133... Ke5 $17 134. Rg5 Ra6 (134... Rh7+ {feels hotter.} 135. Kg8 Ra7 136. Rg7 Ra8+ 137. Kf7 Rd8) 135. Rg7 Rb6 136. Ke7 Bg6 ({Better is} 136... Rc6 $17) 137. Kd8 $11 {The position is equal.} Bf5 138. Kc7 Rb1 139. Rg5 Rc1+ 140. Kb6 Ke4 141. Rh5 Be6 142. Rc5 Rd1 143. Kc6 Bd5+ 144. Kb6 Ke5 145. Rb5 Kd6 146. Rb2 Rc1 147. Kb5 Rc8 148. Kb4 (148. Rh2 {keeps more tension.} Rc3 149. Rd2 Rb3+ 150. Ka4 Rg3 151. Rf2) 148... Rc4+ 149. Kb5 $1 Rd4 (149... Re4 {keeps more tension.} 150. Rd2 Re8 151. Kb4 Re3 152. Kb5 Rb3+) 150. Rb1 Be4 151. Rb2 Bd3+ 152. Kb6 Ra4 153. Rb3 Bc4 (153... Bf1 {is more complex.} 154. Re3 Ra6+ 155. Kb7 Ra1 156. Rc3 Bg2+) 154. Rb2 $1 Ra8 {( -> ...Rb8+)} (154... Bf1 {with more complications.} 155. Rd2+ Ke6 156. Rd1 Bc4 157. Re1+ Kf7) 155. Rb4 (155. Rc2 {looks sharper.} Rc8 156. Rd2+ Bd5 157. Rd4 Rc2) 155... Rc8 156. Kb7 Rc7+ 157. Kb6 Rc6+ 158. Kb7 Ba6+ 159. Ka7 Kc5 160. Rb2 Rh6 161. Rb8 Bb5 162. Rb7 Bc6 163. Rg7 Rh8 {[%csl Gc6][%cal Rh8a8]} 164. Ka6 Rh1 {[%cal Rh1a1]} 165. Rg5+ Bd5 {[%cal Rh1a1]} 166. Ka7 Rh8 {Black escapes into a draw. Accuracy: White = 89%, Black = 88%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.1"]
[White "Timofeev, Artyom"]
[Black "Shimanov, Aleksandr"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2580"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,27,17,-3,0,-6,-4,-21,-14,-9,6,0,11,16,33,14,59,62,79,63,64,57,82,57,63,63,63,69,63,59,58,57,65,56,55,34,60,30,104,106,102,83,104,100,98,66,76,63,50,46,65,61,125,87,114,91,151,153,138,109,114,114,140,140,117,144,166,154,169,130,144,106,125,127,160,103,104,101,402,402,363,187,684,671,778,773,725]} 1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Be3 Qb6 6. Rb1 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} dxe4 7. Nxe4 Nf6 8. Qd2 {The position is equal.} Nbd7 {[#]} 9. Bc4 $146 ({Predecessor:} 9. Nc3 O-O 10. Bd3 Qc7 11. Nge2 e5 12. O-O exd4 13. Nxd4 Ne5 14. Be2 Rd8 15. Qe1 {0-1 (33) Lane,G (2391)-Krasenkow,M (2620) Canberra 2017}) 9... Nd5 10. Bf2 O-O 11. Ne2 N7f6 12. O-O Bf5 13. N2g3 Bd7 14. Bb3 Qc7 15. Nc5 Rad8 16. Rfe1 Bc8 17. Nd3 e6 18. c3 b6 19. Ne4 Ba6 20. Bg3 Qc8 21. Bh4 Bxd3 22. Qxd3 {Strongly threatening Bxd5.} Rd7 23. Rbd1 b5 (23... c5 $11 {remains equal.}) 24. Nc5 $16 Rdd8 25. Qe2 Rde8 26. a4 a6 27. axb5 axb5 28. Bg3 Rd8 29. Ra1 Nd7 30. Ne4 N7b6 (30... Qb7 $14) 31. Ra7 {Black must now prevent Nd6.} Rd7 32. Ra2 $36 {[%mdl 2048] White has strong initiative.} Qe8 (32... Qd8 $142 33. Ra6 Re8) 33. Bd6 Ne7 34. Rea1 Qd8 35. Bc5 Re8 {[#]} 36. Ra6 $1 Nec8 37. f4 Qc7 38. g3 Nd5 39. Ra8 {Bxd5 is the strong threat.} Rdd8 40. Kh1 Ndb6 41. R8a6 Nd7 42. Qf3 (42. Bb4 $142) 42... Nxc5 43. Nxc5 Nb6 $2 {[%mdl 8192] This move loses the game for Black.} (43... Bf8 $16) 44. Ra7 $18 Qc8 {[#]} 45. Rb7 (45. f5 $142 $1 {[%mdl 512]} gxf5 (45... exf5 46. Bxf7+) 46. Qh5) 45... Nd7 $2 (45... Na4 46. Bxa4 bxa4) 46. Raa7 Nxc5 47. dxc5 Rf8 {Accuracy: White = 74%, Black = 70%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.2"]
[White "Goganov, Aleksey"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2565"]
[BlackElo "2684"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,51,22,22,20,26,25,28,18,35,16,16,16,22,22,9,12,35,45,38,26,27,24,34,0,21,-54,17,-42,-50,-31,-18,-31,-14,-27,0,0,0,0,0,0,0,0,6,6]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. Bd3 {B12: Caro-Kann: Advance Variation.} Ne7 7. O-O Nbc6 8. a3 {White has an edge. 8.Nbd2 gains popularity.} a5 9. Bf4 {[#]} h6 $146 ({Predecessor:} 9... Ng6 10. Bg3 a4 11. c4 dxc4 12. Bxc4 Qxd1 13. Rxd1 Bd7 14. Bb5 Ncxe5 15. Bxd7+ Nxd7 {1-0 (59) Klinova,M (2353)-Gilbert,J (2098) Gibraltar 2006}) 10. Qe2 O-O 11. Nc3 Ng6 12. Bg3 f5 13. exf6 Qxf6 14. Bxg6 Qxg6 15. Nb5 b6 16. a4 Ba6 17. Rfe1 {[#]} (17. c3 $11) 17... Rae8 (17... Rxf3 $1 $15 {[%mdl 512]} 18. Qxf3 Bxb5 19. axb5 Nd4) 18. c3 {[#]} ({White should play} 18. Qd1 $11) 18... e5 $1 $15 {[%mdl 512]} 19. Qd2 (19. Nxe5 Nxe5) 19... Qf7 20. Rad1 e4 21. Nc7 Bc4 {...Rc8 is the strong threat.} 22. Nxe8 {The position is equal.} Rxe8 23. Nd4 Nxd4 24. cxd4 Bb4 25. Qe3 Rc8 26. b3 {Accuracy: White = 87%, Black = 83%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.3"]
[White "Zakhartsov, Vladimir"]
[Black "Demidov, Mikhail"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2486"]
[BlackElo "2519"]
[Annotator "NA RC"]
[PlyCount "13"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. c4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:00]} 3. Nd5 {[%emt 0:00:00]} a5 {[%emt 0:00:01]} 4. a3 {[%emt 0:00:09]} Be7 {[%emt 0:00:02]} 5. d4 {[%emt 0:00:12]} d6 {[%emt 0:00:02]} 6. Nf3 {[%emt 0:00:13]} Nd7 {[%emt 0:00:01]} 7. e3 {[%emt 0:00:10]} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.4"]
[White "Chigaev, Maksim"]
[Black "Lysyj, Igor"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2588"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,25,16,9,8,5,23,18,16,14,26,21,77,70,95,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 b6 7. b3 Bb7 {D45: Semi-Slav: 5 e3.} 8. Bd3 Bd6 {is the legacy move (8...Be7).} 9. Bb2 Qe7 10. O-O O-O 11. Rfe1 c5 (11... h6 $11) 12. cxd5 $16 exd5 {[#]} 13. Rad1 {[#]} ({Better is} 13. e4 $1 $16 {[%cal Re4e5]} cxd4 14. Nxd5 (14. Nxd4 Qe5 $14)) {Predecessor:} 13... Rfe8 $146 14. Bf1 Rac8 15. dxc5 Nxc5 16. Qd2 Red8 17. Rc1 Nce4 18. Qd4 Bc5 19. Qd3 Bb4 {½-½ (41) Ushenina,A (2478)-Zhukova,N (2461) Dagomys 2009} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.5"]
[White "Iljiushenok, Ilia"]
[Black "Demchenko, Anton"]
[Result "1/2-1/2"]
[ECO "C75"]
[WhiteElo "2516"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,91,53,45,50,41,48,35,40,37,53,39,42,52,55,48,44,21,20,8,10,-1,0,0,0,10,6,4,2,7,9,0,7,0,0,0,0,-3,0,0,0,-16,80,80,73,71,70,72,104,80,87,60,56,27,89,92,83,87,195,177,658,227,208,0,604,0,422,80,96,70,81,80,77,40,83,0,77,0,65,0,77,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. c3 d6 6. d4 Bd7 7. Be3 h6 {C75: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 without ...g6.} 8. Nbd2 Ng6 9. O-O Be7 {White is slightly better.} 10. Re1 O-O 11. Nf1 {[#]} b5 $146 ({Predecessor:} 11... Kh8 12. Ng3 f5 13. exf5 Bxf5 14. Nxf5 Rxf5 15. Bc2 Rf6 16. Qd3 Qg8 17. h4 Nf4 18. Bxf4 Rxf4 19. dxe5 dxe5 20. Nxe5 Nxe5 21. Rxe5 {1-0 (47) Alves da Silva,J (1768)-Bocca,E (1645) Sao Paulo 2017}) 12. Bc2 exd4 13. Nxd4 Nxd4 14. Bxd4 (14. cxd4 {is interesting.} c5 15. f4 Rc8 16. dxc5 dxc5 17. e5) 14... Re8 15. Ng3 Bf6 16. a4 Bxd4 17. cxd4 Qg5 18. Qf3 Qf4 19. Qc3 c5 20. dxc5 dxc5 21. axb5 axb5 22. Rxa8 $40 {[%mdl 128] Black needs to defend precisely.} Rxa8 23. e5 b4 24. Qd3 Be6 {Threatens to win with ...Ra2.} 25. Qd6 Nf8 26. Ne4 (26. Be4 $5 {[%cal Re4a8]} Ra2 27. Nf1 $11) 26... b3 (26... Nd7 $11) 27. g3 $16 Qg4 28. Bd1 Qg6 29. Nxc5 Ra1 30. Kg2 Rb1 31. Qd4 Bf5 32. Re3 Ne6 (32... Qc6+ $1 $11 {keeps the balance.} 33. Bf3 Qb5) 33. Nxe6 Qxe6 34. g4 Bc2 (34... Qd7 $16 35. Qxd7 Bxd7) 35. Bf3 $18 {aiming for Bd5.} Qa6 $2 {[#]} (35... h5 36. gxh5 Bf5) 36. Be2 $2 (36. e6 $1 {[%mdl 512]} fxe6 37. Rc3) 36... Qc6+ 37. Bf3 $2 (37. f3 Bg6 38. Qd8+ (38. Rxb3 Qc2 $16) 38... Kh7 39. Rc3 (39. Rxb3 $2 Qc2 $19 {[%mdl 64] Double Attack}) 39... Qxc3 40. bxc3) 37... Qa6 $1 {[#]} 38. Be2 $2 (38. e6 $1 $18 {[%cal Re6f7][%mdl 512] Intending exf7+ and mate.} fxe6 39. Rc3) 38... Qa1 $2 {[%mdl 8192]} (38... Qc6+ $1 $11 39. f3 Kh7 40. Bd3+ Bxd3 41. Qxd3+ {[%mdl 64] Double Attack} Qg6) 39. Qd8+ $2 (39. e6 $18 {and the rest is easy. exf7+ would kill now.} fxe6 40. Rxe6 Rg1+ 41. Kh3 (41. Kf3 Qa8+ 42. Ke3 Re1 $16)) 39... Kh7 $16 40. Bd3+ Bxd3 41. Qxd3+ $14 {[%mdl 64] Double Attack. KQR-KQR} Kg8 42. Qd8+ ({But not} 42. Qxb3 Rg1+ 43. Kf3 Qf1 $11) 42... Kh7 43. Qd3+ Kg8 $1 44. Qd8+ (44. Qxb3 Rg1+ 45. Kf3 Qf1 $11) 44... Kh7 45. Qd3+ Kg8 $1 46. Qd8+ {Accuracy: White = 75%, Black = 71%.} ({Of course not} 46. Qxb3 Rg1+ 47. Kf3 Qf1 $11) (46. e6 $16 fxe6 47. Rxe6 Rg1+ 48. Kh3 Qf1+ 49. Qxf1 Rxf1 50. Re3) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.6"]
[White "Esipenko, Andrey"]
[Black "Vitiugov, Nikita"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2682"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,0,17,11,14,3,29,8,18,0,0,0,0,0,0,0,0,0,0,0,2,-49,-23,-36,-18,-18,-22,-22,-17,-28,-22,-31,-14,-56,-56,-62,-62,-59,-48,-64,-26,0,0,-52,-46,-62,-54,-56,-55,-154,-81,-76,-68,-76,-52,-55,-58,-86,-69,-66,-68,-85,-80,-102,-93,-108,-60,-60,-60,-60,-60,-69,-60,-65,-72,-84,-79,-81,-21,-21,-22,-31,-14,-7,0,0,0,0,0,-33,-6,-68,-63,-64,-64,-58,-51,-72,-24,-12,0,0,0,-49,0,0,0,-40,0]} 1. c4 b6 2. Nc3 Bb7 3. d4 e6 4. Nf3 Bb4 5. Qc2 f5 6. g3 {A40: Unusual replies to 1 d4.} Be4 7. Qb3 {[#]} a5 $146 ({Predecessor:} 7... Nc6 8. d5 exd5 9. cxd5 Qe7 10. Bg5 Nf6 11. dxc6 Bxf3 12. O-O-O Bxc6 13. Bxf6 gxf6 14. Nd5 Bxd5 15. Qxd5 Qc5+ 16. Qxc5 Bxc5 17. e3 c6 18. Bh3 d5 19. Bxf5 Rd8 20. Rd3 Ke7 {½-½ (20) Souza,M (2064)-Macedo,M (2368) Joao Pessoa 2013}) 8. Bg2 {White has an edge.} Nc6 {[%cal Bb8c6,Bc6e7,Be7g6][%mdl 32]} 9. Qd1 Bxc3+ 10. bxc3 Nf6 11. O-O O-O 12. Bh3 Ne7 13. Nd2 Bb7 14. f3 Qe8 15. Bg2 (15. Ba3 $11) 15... d6 16. e4 fxe4 17. fxe4 Ng6 18. Bb2 Rf7 19. Qc2 e5 20. Rae1 Qc6 21. c5 bxc5 22. d5 Qd7 23. c4 a4 24. Bc3 Ne7 25. Nf3 Ng6 26. Ng5 ({White should try} 26. Nd2 $1 $11) 26... Re7 $1 $15 27. Bh3 Qe8 28. Be6+ Kh8 29. Qg2 {[#]} (29. Bf5 $15) 29... Bc8 (29... Ba6 $142 $1 30. Qe2 h6) 30. Bf5 $17 Kg8 31. Nf3 Ba6 32. Nd2 Rb8 33. Rb1 Nf8 34. Rxb8 Qxb8 35. Rb1 Qa8 36. Qe2 Bc8 37. Nf1 g6 38. Bxc8 Qxc8 39. Kg2 N8d7 40. Ba5 Rf7 41. Nd2 c6 42. Bc3 Qa6 {Strongly threatening ...cxd5.} 43. Re1 cxd5 (43... Kg7 $17) 44. cxd5 $11 Qxe2+ 45. Rxe2 Nb6 46. Ba5 Nc8 47. Nc4 Rb7 48. Bd8 Nd7 49. Rb2 Rb4 50. Rxb4 (50. Rc2 $1 $11) 50... cxb4 {[%mdl 4096] Endgame KBN-KNN} 51. Ba5 $1 {[%cal Ra5b4]} b3 52. axb3 axb3 53. Kf3 Nc5 (53... Ncb6 $5 {[%cal Rb6c4]} 54. Bxb6 Nxb6 $15) 54. Ke3 Na4 55. Kd2 Nc5 56. Ke3 Na4 57. Kd2 Nc5 58. Ke3 Na4 {Accuracy: White = 84%, Black = 79%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.7"]
[White "Artemiev, Vladislav"]
[Black "Drygalov, Andrey"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2716"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,78,13,8,16,4,4,13,15,13,19,22,25,27,51,40,56,42,31,41,54,43,39,40,64,50,60,32,67,50,78,73,82,70,81,59,88,53,75,58,82,68,64,31,179,0,0,0,15,0,22,-8,0,0,0,0,35,-27,-9,-87,0,-28,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 d6 6. Bc4 b6 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 7. O-O Bb7 8. c3 Nbd7 9. Re1 e5 {With the idea ...e4.} 10. e4 Qe8 11. Qc2 Kh8 12. a4 a6 13. Rad1 h6 14. Bh4 Nh5 {[#]} 15. Bd3 $146 ({Predecessor:} 15. Nf1 f5 16. exf5 Bxf3 17. gxf3 gxf5 18. Kh1 Nf4 19. Ng3 Ng6 20. Nxf5 Rxf5 21. Qxf5 Nxh4 {1-0 (35) Artemiev,V (2716)-Gabrielian,A (2463) chess.com INT 2020}) 15... Nf4 16. Bf1 Ne6 17. dxe5 Nxe5 18. Nd4 Nd7 19. b4 Rc8 20. Nf5 gxf5 21. exf5 Be5 {next ...Nf4 is good for Black.} 22. fxe6 fxe6 23. Bg3 Bxg3 24. hxg3 e5 25. Nc4 Nf6 26. Ne3 Ne4 {[#]} (26... a5 $14) 27. Re2 $2 (27. Bxa6 $1 $18 {[%mdl 512]} Bxa6 28. Qxe4) 27... Qh5 $36 {[%mdl 2048] Black has some pressure.} 28. Rde1 Qg5 29. Nd1 Nf6 $1 30. Qd2 Qg6 31. c4 Qh5 {( -> ...Ng4)} 32. Ne3 Rcd8 33. f3 (33. Qd1 $14) 33... Qg5 {White must now prevent ...Nh5.} 34. Nd1 (34. g4 $11 {keeps the balance.}) 34... Qg6 (34... Qxg3 $17 {Threatens to win with ...Qg7.} 35. Qxh6+ Nh7) 35. Nf2 Kg7 36. Kh2 {The position is equal.} Qh5+ 37. Kg1 Qg6 38. Kh2 Qh5+ 39. Kg1 Qg6 {Accuracy: White = 79%, Black = 77%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.8"]
[White "Ponkratov, Pavel"]
[Black "Savchenko, Boris"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2631"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,82,12,21,70,70,70,70,64,62,62,30,37,36,35,35,43,41,59,56,71,83,78,58,56,0,0,0,0,0,47,17,13,0,100,92,102,87,175,189,188,-10,-9,-9,-11,-10,-12,-192,-190,-175,-167,-230,-215,-312,-311,-377,-289,-414,-391,-381,-321,-295,-214,-382,-273,-678,-640,-1700,-1622]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 {8.Rc1 is setting a new trend.} Nc6 9. Rc1 Qa5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 10. d5 $1 {[%cal Rd5c6]} Ne5 11. Nxe5 Bxe5 {White is slightly better.} 12. Qd2 Bg7 $5 {[%mdl 4] [#] Leaves trodden paths.} 13. c4 $146 ({Predecessor:} 13. Bd3 O-O 14. c4 Qc7 15. O-O e5 16. Rb1 Bd7 17. Rb2 f5 18. f3 b6 19. Bc2 {½-½ (67) Ognean,M (2291)-Daianu,C (2160) Sovata 2018}) 13... Qxd2+ 14. Kxd2 b6 15. Bd3 f5 16. exf5 gxf5 17. Rhe1 Bf6 18. a4 Kf7 19. Bf4 Bd7 20. Bc2 ({Better is} 20. a5 $14) 20... e6 $11 21. Bd1 exd5 22. cxd5 {[%cal Bc4d5,Bd5d6,Bd6d7][%mdl 32]} Rad8 23. Bh5+ Kg7 24. Rc3 {White wants to mate with Rg3+.} Be8 (24... Rhg8 $11) 25. Rg3+ $16 Bg6 26. d6 Rhe8 (26... Rd7 $16) 27. Rxe8 $18 Rxe8 28. Bxg6 $2 (28. Bf3 $18) 28... hxg6 {[%mdl 4096] Endgame KRB-KRB} 29. d7 $1 $132 {[%cal Rd7e8][%mdl 2048] White is not keeping still} Rd8 30. Rd3 {aiming for Bc7.} Bd4 31. f3 $2 {Loses the game.} (31. Be3 $11 {and White has nothing to worry.}) 31... Kf6 $19 ({Resist} 31... Rxd7 {[#]} 32. Be5+ $1 {[%mdl 512]} Kf7 33. Bxd4 $15) 32. Kc2 Rxd7 33. Kb3 (33. Rd1 $142) 33... g5 34. Bc1 (34. Be3 {was called for.}) 34... Re7 35. h3 Re2 36. g3 (36. Rd2 $142 Re3+ 37. Kc2) 36... Rh2 37. f4 gxf4 38. Bxf4 Ke6 39. Kc4 $2 (39. Rd2 {was the only defense.} Rxh3 40. Kc4) 39... Rb2 {[%csl Gc5][%cal Rb2b4]} 40. Bd2 $2 (40. Ra3) 40... a6 {( -> ...b5+)} 41. Rb3 {[#] If White can now play Rxb2 this consolidates a bit.} b5+ $1 {[%mdl 512] Accuracy: White = 44%, Black = 69%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.9"]
[White "Rakhmanov, Aleksandr"]
[Black "Belyakov, Bogdan"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2645"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,67,-11,23,19,24,31,33,33,42,47,41,32,47,23,39,20,88,83,94,48,152,152,210,205,217,195,269,277,239,265,249,240,403,419,413,400,505,487,469,384,559,372,890,913,899,903,1184,1133,1574,1563,29989,29990,29990,29991,29992,29993]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. O-O d6 6. b3 a5 7. a4 Nc6 8. Bb2 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} Bf5 9. Nbd2 Qc8 10. Re1 {White is slightly better.} Bh3 11. e4 Bxg2 12. Kxg2 {[#]} e6 $146 ({Predecessor:} 12... e5 13. dxe5 Nd7 14. Nc4 Ndxe5 {½-½ (14) Benkovic,P (2400)-Popovic,D (2518) Valjevo 2018}) 13. e5 dxe5 14. dxe5 Nd5 (14... Nd7 $1 $11 {keeps the balance.}) 15. Ne4 $16 Rd8 16. Qc1 Ncb4 {[#]} (16... Rd7 $14) 17. h4 $1 Qd7 {[#]} (17... h5 $16 {was necessary.}) 18. h5 $1 $18 {[%mdl 512]} Qc6 {[#]} (18... gxh5 19. Nf6+) 19. Re2 $1 h6 (19... Qa6 $142 20. c4 Nd3) 20. Nd4 Qb6 21. hxg6 fxg6 22. Qh1 Rf8 $2 (22... c5 {was worth a try.}) 23. Qh3 Rae8 24. Rd1 c5 25. Nb5 Qc6 26. c4 Rf5 (26... Rd8 {keeps fighting.}) 27. Nbd6 Ref8 $2 (27... Rh5) 28. cxd5 Nxd5 29. Kg1 Qa6 30. Red2 Ne3 31. fxe3 Rf3 32. Nf6+ {White mates.} Bxf6 33. exf6 Kh7 34. Qxe6 {Accuracy: White = 83%, Black = 32%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.10"]
[White "Kokarev, Dmitry"]
[Black "Girya, Olga"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2611"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,144,0,3,6,6,6,5,10,8,11,11,12,0,2,0,3,0,10,0,0,6,5,0,-5,-10,-9,-11,0,-14,0,0,0,0,9,11,9,6,13,9,8,0,0,0,0,0,0,0,0,0,0,0,0,0,65,53,64,31,65,65,80,65,76,52,72,63,73,73,78,0,20,8,20,0,0,-36,-47,-64,0,-1089,-1074,-943,-914,-1234,-988,-1158,-1291,-1291,-1280,-1285,-1291,-1291,-1291,-1291,-1291,-1291,-1291,-5412,-1262,-1235,-1235,-7679,-7564,-3657,-1102,-6833,-6489,-29978,-29979,-29977,-1004,-879,-597,-1193,-1097,-6449,-5225,-29967,-29966,-29967,-29968,-29977,-29978,-29979,-29979,-29980,-29980,-29981,-29982,-29982,-29983]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 O-O 8. O-O Bg4 9. h3 Bh5 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 10. Bf5 {10.c3 is setting a new trend.} Na6 11. c3 Nc7 {The position is equal.} 12. Qd3 Bg6 13. Bxg6 hxg6 {[#]} 14. Bd2 $146 ({Predecessor:} 14. c4 Qd7 15. Be3 g5 16. Nd2 g4 17. hxg4 Qxg4 18. Ne4 Be7 19. Ng3 g6 20. Qe4 {1-0 (46) Yuan,Y (2257)-Muzychuk,M (2526) Sochi 2015}) 14... Qd7 15. Rfe1 Rad8 16. Rad1 Ne6 17. Bc1 Qc7 18. Qc2 Rfe8 19. Re2 Bf4 20. Rde1 Bxc1 21. Qxc1 Qa5 22. a3 Qf5 23. Qc2 Qxc2 24. Rxc2 Nf4 25. Rxe8+ Rxe8 $11 {[%mdl 4096] Endgame KRN-KRN} 26. Kf1 g5 27. a4 g6 28. Rd2 Kf8 29. Rd1 Rd8 30. Nd2 f5 31. a5 a6 32. Nb3 Ne6 33. Ke2 Ke7 34. Ke3 f4+ (34... Kf6 $11) 35. Ke2 $14 f5 36. Nc1 Rd5 37. b4 $1 Kf6 38. Nd3 Rd7 39. Nc5 Nxc5 40. bxc5 {KR-KR} g4 41. hxg4 fxg4 42. Rh1 (42. c4 $16) 42... Kf5 43. Kd3 Re7 44. c4 g3 45. f3 Re3+ 46. Kd2 Ra3 (46... Kf6 $15) 47. Rh7 $2 {[%mdl 8192] [#] Black keeps a firm grip on the game.} (47. d5 $11) 47... Rxf3 $1 {[%mdl 512]} 48. Rf7+ (48. gxf3 g2) 48... Ke6 49. Rxb7 Rf2+ {[%mdl 64] Double Attack} 50. Kc3 f3 51. d5+ cxd5 52. Rb6+ Kf7 53. Rb1 fxg2 {Threatens to win with ...Rf1.} 54. Rg1 dxc4 55. Kxc4 Ke6 56. Kd4 Rd2+ (56... Kf5 $142 57. c6 Kg4) 57. Kc3 Ra2 58. Kb3 Rf2 59. Kc4 Rf4+ (59... Kf5 $142 60. c6 Kg4) 60. Kd3 Kd5 61. Rxg2 Rf3+ 62. Ke2 {[#]} Ra3 (62... Rf2+ $142 $1 {[%mdl 512]} 63. Rxf2 gxf2 64. c6 Kxc6 65. Kxf2 Kb5 66. Ke3 Kxa5 67. Ke2 Kb4 68. Kf3 a5 69. Ke4 a4 70. Kd3 Kb3 71. Ke3 a3 72. Ke4 a2 73. Kd5 a1=Q 74. Ke6 Qd4 75. Ke7 g5 76. Kf8 g4 77. Ke7 g3 78. Kf8 g2 79. Kg8 g1=Q+ 80. Kf8 Qgg7+ 81. Ke8 Qdd7#) 63. Rg1 $19 Kxc5 64. Rb1 Rxa5 65. Kf3 Ra3+ 66. Kg2 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32] Black mates.} 67. Re1 Rc3 68. Re6 a4 69. Rxg6 a3 70. Ra6 Kb4 71. Ra8 Kb3 72. Rb8+ Kc2 {Accuracy: White = 69%, Black = 84%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.11"]
[White "Sjugirov, Sanan"]
[Black "Matinian, Nikita"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2675"]
[BlackElo "2475"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,95,39,68,45,66,66,62,31,29,43,27,41,25,7,70,54,79,71,135,15,11,18,10,12,12,10,10,14,12,12,12,12,29,20,25,25,37,36,37,42,38,38,59,40,32,22,110,106,104,102,100,91,118,91,133,130,152,109,98,71,96,36,49,39,125,77,379,378,524,517,690,676,831,830,2123,2530,5522,5653,5569,5551,5489,5360]} 1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. c3 Nf6 5. Bd3 O-O 6. O-O Nc6 7. h3 e5 8. Re1 Re8 9. Bc2 $5 {[%mdl 4] [#] Exploring less charted territory. B07: Pirc Defence: Miscellaneous Systems.} d5 $146 ({Predecessor:} 9... a6 10. Nbd2 h6 11. Nf1 Nh5 12. Be3 Kh7 13. Qd2 Qe7 14. a3 Nd8 15. g4 Nf6 16. Ng3 b5 17. a4 Bb7 18. axb5 axb5 19. Rxa8 Bxa8 20. dxe5 dxe5 {½-½ (46) Godena,M (2552)-Slobodjan,R (2536) Havana 1999}) 10. exd5 Nxd5 11. dxe5 {White is slightly better.} Nxe5 12. Nxe5 Bxe5 (12... Rxe5 $2 13. Rxe5 Bxe5 14. c4 $18) 13. Na3 Bf4 14. Bxf4 Rxe1+ (14... Nxf4 $11 15. Qf3 Rxe1+ 16. Rxe1 Qf6) 15. Qxe1 $14 Nxf4 16. Qe5 Qh4 ({Black should play} 16... Qd6 17. Qxd6 cxd6) 17. Nb5 ({Much weaker is} 17. Qe8+ $6 Kg7 $11) (17. Rd1 $16 {And now Rd4 would win.} Be6 18. Rd4 (18. Qxc7 $2 Bxh3 19. gxh3 Nxh3+ {[%mdl 64] Double Attack} 20. Kg2 Nf4+ 21. Kf3 Qh3+ 22. Kxf4 Qh2+ {[%mdl 64] Double Attack} 23. Kf3 Qxc7 $19)) 17... Bxh3 $11 18. g3 Qh5 19. Qxh5 Nxh5 20. Nxc7 Rd8 21. Rd1 Rxd1+ 22. Bxd1 {[%mdl 4096] Endgame KBN-KBN} Nf6 23. Nb5 a6 24. Nd6 b6 25. Be2 a5 26. Nc4 Be6 27. Nxb6 Bxa2 28. Bc4 Bb1 29. Bb3 Bd3 30. Nc8 Ne4 {[#]} (30... Be4 $1 $11) 31. Ne7+ $1 $16 Kg7 32. Nc6 f5 33. Nxa5 Kf6 34. Nc6 h5 35. Nb4 Nc5 36. Bd1 Bc4 37. Nc6 Nd3 38. b3 (38. b4 $16) 38... Nb2 $1 $14 39. Bc2 Bd5 (39... Bd3 $14 40. Bxd3 Nxd3) 40. Nd4 Ke5 $2 {[%mdl 8192] [#] This move loses the game for Black.} (40... g5 $16) 41. f4+ $18 Kd6 42. Kf2 {White is clearly winning.} Kc5 43. Ke3 Bf7 44. Kd2 g5 45. fxg5 f4 46. gxf4 h4 47. Kc1 h3 48. Nf3 {Accuracy: White = 75%, Black = 48%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.04"]
[Round "4.12"]
[White "Sarana, Alexey"]
[Black "Naumkin, Igor"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2654"]
[BlackElo "2365"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,151,27,44,29,39,19,18,19,82,91,80,0,0,13,14,0,3,0,0,0,0,0,15,0,0,0,0,0,6,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 f5 9. d5 Bf6 10. Rc1 Na6 {[%cal Bb8a6,Ba6c5,Bc5e4][%mdl 32]} 11. a3 Nac5 12. b4 Nxc3 13. Bxc3 Ne4 14. Bxf6 Qxf6 15. Nd4 {E18: Queen's Indian: Old Main Line (4 g3 Bb7 5 Bg2 Be7 6 0-0 0-0 7 Nc3).} a5 {[#]} 16. e3 $146 ({Predecessor:} 16. Nb5 axb4 17. axb4 Rfc8 18. Qc2 c6 19. dxc6 Bxc6 20. Bxe4 Bxe4 21. Qd2 Rf8 22. Nd6 Ra4 {1-0 (34) Villavicencio Martinez,A (2318)-Molina Rodriguez,B (2140) Santa Cruz de Tenerife 2014}) 16... axb4 17. axb4 c5 (17... exd5 $11 {remains equal.} 18. cxd5 Rac8) 18. dxc6 $1 $16 dxc6 19. c5 ({Better is} 19. f3 $16 Ng5 20. f4) 19... bxc5 $1 $11 20. bxc5 Ba6 21. Re1 {With the idea Qb3.} e5 22. Qb3+ Kh8 23. Nf3 Bb5 24. Qb2 Rae8 25. Nd2 Nxd2 26. Qxd2 e4 27. Qb4 Bd3 28. Red1 Rb8 29. Qa5 h6 30. Bf1 Rfd8 31. h4 Rd5 32. Qc3 Qxc3 33. Rxc3 {[#]} Bc4 $1 {[%mdl 512]} 34. Rxd5 (34. Rxc4 Rxd1) 34... Bxd5 {[%mdl 4096] Endgame KRB-KRB} 35. Bh3 g6 36. g4 fxg4 37. Bxg4 Kg7 38. Kg2 Kf6 39. Rc1 Ke5 40. Kg3 Rb5 41. h5 gxh5 42. Bxh5 Kf5 43. Be2 Ra5 44. Rh1 Kg5 45. Rc1 Kf5 46. Bf1 Kg5 47. Bg2 h5 48. Rh1 Rxc5 49. Rh4 Rc4 50. Rf4 Ra4 51. Bh3 Ra1 52. Rf5+ Kg6 53. Re5 Ra2 54. Bd7 {[#]} h4+ $1 {[%mdl 512]} 55. Kg2 $1 (55. Kxh4 Rxf2) 55... Rc2 56. Bg4 Rb2 57. Rh5 {The position is equal.} Be6 58. Rxh4 Bxg4 59. Rxg4+ {[%mdl 64] Double Attack. KR-KR} Kf5 60. Rh4 Rc2 61. Rh5+ Ke6 62. Kg3 c5 63. Rh8 c4 64. Re8+ Kf5 65. Rc8 Ke5 66. Rd8 Kf5 67. Rf8+ Ke5 68. Kg4 c3 69. Kg3 Re2 70. Re8+ Kd5 71. Rc8 c2 72. Rc3 Ke5 73. Kg2 Rd2 74. Rc8 Kf5 75. Rc5+ Ke6 76. Kg3 {Accuracy: White = 96%, Black = 96%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.1"]
[White "Rakhmanov, Aleksandr"]
[Black "Timofeev, Artyom"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2645"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,-1,0,0,0,-8,0,0,22,28,50,64,46,0,5,3,14,14,0,0,23,0,0,-59,60,72,59,66,61,75,77,24,37,-30,-28,-45,-27,-63,-63,-63,-63,-63,0,-42,19,0,0,0,5,0,0,0,0,0,0,0,20]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Bd2 Be7 6. Nf3 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} O-O 7. Qc2 b6 8. e4 {[#]} dxc4 $146 ({Predecessor:} 8... Ba6 9. e5 Ne8 10. cxd5 cxd5 11. Rc1 Bxf1 12. Kxf1 Nc6 13. Nxd5 Qxd5 14. Qxc6 Qxc6 15. Rxc6 {1-0 (36) Santamaria Navarro,F (2057)-Diaz Hermida,J (1677) ICCF email 2016}) 9. Bxc4 Ba6 10. Bxa6 Nxa6 11. Qa4 Qc8 12. O-O Qb7 13. Bg5 h6 14. Bh4 b5 15. Qc2 c5 16. dxc5 (16. e5 $1 $11 Nd5 17. Bxe7 Nxe7 18. Qe2) 16... Nxc5 (16... g5 $1 $15 17. e5 Nh5) 17. e5 $14 Nd5 18. Nxd5 exd5 19. Bxe7 Qxe7 {[#]} 20. Nd4 (20. Rad1 $1 $16) 20... Rfc8 21. Rac1 (21. Qe2 $14) 21... Qxe5 $11 22. Rfd1 a6 23. b4 Ne6 24. Nc6 Qf6 {[#] Strongly threatening ...Nd8.} 25. Rxd5 Re8 ({Better is} 25... Rc7 $1 $15 26. Rd6 Rd8) 26. Rd6 (26. Rf5 $5 {[%cal Rf5f6]} Nd4 27. Rxf6 Nxc2 28. Rf3 $11) 26... h5 ({Black should play} 26... Qg5 $15 27. g3 Nf4) 27. Qd2 {The position is equal.} h4 28. h3 Qf5 29. Rd5 Qf6 {...Nf4 is the strong threat.} 30. Rd6 Qf5 31. Rd5 Qf6 {Threatens to win with ...Nf4.} 32. Rd6 Qf5 {Accuracy: White = 73%, Black = 82%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.2"]
[White "Predke, Alexandr"]
[Black "Bocharov, Dmitry"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2684"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,116,24,18,13,15,13,-1,1,-13,-13,-9,-8,-11,-12,-13,-8,-14,0,0,0,0,0,0,0,-9,0,-7,-6,-7,-6,-8,0,0,0,-26,-13,-17,-14,-22,-24,-21,-10,-14,0,-23,-20,-23,-26,-68,-65,-331,-349,-287,0,0,0,0,0,0,0,0,0,0,0,0,0,-339,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,-7,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. O-O Be7 6. Qd3 a6 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems.} 7. Bg5 d5 8. Nbd2 Nbd7 9. c3 c5 10. a4 O-O 11. axb5 c4 12. Qc2 axb5 13. Rxa8 Qxa8 14. Ne5 {[#]} Qd8 $146 ({Predecessor:} 14... Bd6 15. f4 h6 16. Bxf6 Nxf6 17. b3 Qa7 18. bxc4 bxc4 19. Rb1 Bxe5 20. fxe5 Ng4 21. Nxc4 {½-½ (36) Aung,K-Zaw,O Yangon 2014}) 15. Nxd7 Qxd7 16. Ra1 Ra8 17. Qb1 Qd8 18. Ra2 h6 19. Bxf6 Bxf6 20. e4 Bg5 21. f4 Be7 22. Qa1 dxe4 {...Rxa2 is the strong threat.} 23. Rxa8 Bxa8 24. Nxe4 Bd5 25. Qa7 Bf8 26. h4 Qc8 {And now ...Qc6 would win.} 27. Nd2 Qc6 28. Bxd5 Qxd5 29. Kf2 Qf5 $1 {[%cal Rf5c2] Hoping for ...Qc2.} 30. Nf3 $2 {[%mdl 8192]} (30. Qa1 $1 $15) 30... Qc2+ $19 {[%mdl 64] [#] Double Attack} 31. Kg1 Qxb2 $2 ({Better is} 31... Qc1+ $19 32. Kh2 Qxb2+ 33. Kh3 Qb1) 32. Ne5 $11 Qb1+ 33. Kh2 Qc2+ 34. Kg1 $1 Qf5 {aiming for ...b4.} (34... f6 $5 35. Qf7+ $8 Kh7 $11) 35. Qb8 $1 Qb1+ 36. Kh2 Qc2+ 37. Kh3 Qe4 {Strongly threatening ...Qh1+.} 38. Qe8 $2 {[%mdl 8192] [#]} (38. Kh2 $1 $11) 38... Qh1+ $2 (38... f6 $1 $19 {[%cal Rf6e5]} 39. Qf7+ Kh7) 39. Kg4 {The position is equal.} Qd1+ (39... Qb7 $5 40. d5 $8 Qxd5 41. Qxf7+ Kh7 $11) 40. Kh3 Qh1+ 41. Kg4 Qb7 {Threatens to win with ...b4.} 42. d5 $1 Qe7 43. Qxb5 h5+ 44. Kf3 Qa3 45. Qxc4 exd5 46. Qxd5 Qxc3+ 47. Kg2 Qc2+ 48. Kh3 Qf5+ 49. Kg2 Qc2+ 50. Kf3 Qc3+ 51. Nd3 g6 52. f5 Kg7 53. fxg6 fxg6 54. Ke4 Qc2 55. Ke3 Qc3 56. Ke4 Qc2 57. Ke3 Qc3 58. Ke4 Qc2 {Accuracy: White = 88%, Black = 95%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.3"]
[White "Pridorozhni, Aleksei"]
[Black "Sjugirov, Sanan"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2597"]
[BlackElo "2675"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,0,11,0,15,0,0,0,14,3,9,0,0,0,6,2,0,-6,13,14,113,88,105,59,104,104,132,122,122,42,28,30,39,26,45,25,39,53,46,44,46,11,15,0,0,12,13,0,0,0,0,-38,0,0,0,0,40,35,79,13,6,8,8,-31,-30,-118,-108,-108,-127,-150,-147,-137,-122,-153,-132,-157,-135,-159,-147,-218,-209,-250,-247,-491,-483,-502,-490,-578,-578,-1024,-1033,-884,-841]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 a6 5. a4 g6 6. Nf3 {B23: Closed Sicilian: Lines without g3.} Bg7 7. Nxd4 cxd4 8. Qf3 {[%csl Gc4][%cal Rf3f7] The position is equal.} e6 9. Ne2 $40 {[%mdl 128] White has some attack.} Ne7 10. d3 O-O {[#]} 11. h4 $146 ({Predecessor:} 11. O-O b6 12. Bg5 Bb7 13. Qh3 Rc8 14. Bb3 f6 15. Bf4 f5 16. Bg5 Qe8 17. Nf4 {0-1 (32) Plenca,J (2413)-Jankovic,A (2563) Mali Losinj 2018}) 11... d5 12. Bb3 dxe4 13. dxe4 Nc6 14. h5 Ne5 (14... d3 $11 {keeps the balance.} 15. Qxd3 Qxd3 16. cxd3 Rd8) 15. Qg3 d3 16. Bf4 dxe2 17. Bxe5 Qa5+ 18. Bc3 Bxc3+ 19. Qxc3 ({White should try} 19. bxc3 $16 Ra7 20. Kxe2) 19... Qxc3+ $14 20. bxc3 Bd7 21. Kxe2 Rac8 22. Rad1 Rc7 23. Rd3 Rfc8 24. Kd2 Be8 25. h6 Rc5 26. f4 Bc6 27. Ke3 Kf8 28. Rh2 Ke7 29. g4 g5 30. e5 Rg8 31. Rh5 gxf4+ 32. Kxf4 Ra5 33. Rd4 Rc5 34. Rh3 ({Better is} 34. Bc4 $1 $16) 34... f6 $11 35. exf6+ Kxf6 36. Rd6 Re5 37. Re3 {[#]} (37. g5+ $11 Rgxg5 38. Rxe6+ $1 {[%mdl 512]} Rxe6 39. Bxe6) 37... Rxg4+ $1 $17 {[%mdl 576] Deflection} 38. Kxg4 {Intending Rxe5 and mate.} Rxe3 {[%mdl 4096] Endgame KRB-KRB} 39. Kf4 Re4+ 40. Kg3 a5 ({Don't do} 40... Bxa4 41. Bxa4 Rxa4 42. Rb6 $15) 41. c4 Re5 42. Kf4 Rf5+ 43. Ke3 Ke7 44. Rd1 {[#]} (44. c5 $17 {might work better.} Rf6 45. Bc4) 44... Rh5 $1 $19 45. Kd4 Rxh6 46. Kc5 $2 (46. Rd2) 46... Rg6 {Black is clearly winning.} 47. Kb6 h5 48. Rd2 Bg2 49. Kc7 h4 50. Rd7+ Kf6 {Accuracy: White = 57%, Black = 87%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.4"]
[White "Demidov, Mikhail"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2519"]
[BlackElo "2617"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,68,8,19,11,22,0,10,-21,17,25,48,50,49,52,50,19,50,45,40,40,44,41,40,35,50,49,49,43,50,34,35,45,50,33,30,29,30,37,37,36,37,0,0,0,0,0,0,0,0,-70,-82,-85,-64,-49,-13,-15,-11,-12,0,-4,4]} 1. Nf3 d5 2. d4 e6 3. c4 a6 4. e3 Nf6 5. b3 c5 6. Bb2 {D30: Queen's Gambit Declined: Systems without Nc3.} cxd4 7. Nxd4 Bb4+ 8. Nd2 O-O 9. a3 {[#]} Ba5 $146 ({Predecessor:} 9... Be7 10. Be2 Nc6 11. O-O Bd7 12. Qb1 dxc4 13. Nxc4 b5 14. Nxc6 Bxc6 15. Rd1 Bd5 {0-1 (68) Hort,V (2419)-Sunilduth Lyna,N (2575) Basel 2019}) 10. b4 Bc7 11. cxd5 exd5 12. g3 Bg4 13. Qb3 Nc6 14. Bg2 Nxd4 15. Bxd4 Bb6 {[#] Strongly threatening ...Bxd4.} 16. Qb2 Bxd4 17. Qxd4 Rc8 18. O-O Qc7 19. h3 Bd7 20. Nb3 Qc3 21. Qxc3 Rxc3 22. Nc5 Bb5 {[#] And now ...b6 would win.} 23. Rfc1 Rxc1+ 24. Rxc1 Rc8 25. Rd1 b6 $36 {[%mdl 2048] White is under pressure.} 26. Nd3 Rc3 27. Nf4 Rxa3 28. Nxd5 Nxd5 29. Rxd5 $11 {[%mdl 4096] Endgame KRB-KRB} (29. Bxd5 $11 Kf8 30. Rc1) 29... Rd3 $15 30. Rf5 Bd7 31. Rf4 a5 32. bxa5 {The position is equal.} bxa5 33. Rc4 $1 a4 {White must now prevent ...a3.} 34. Bc6 {Hoping for Bxd7.} Bxh3 {Accuracy: White = 84%, Black = 85%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.5"]
[White "Savchenko, Boris"]
[Black "Chigaev, Maksim"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2564"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,101,18,17,27,12,13,0,0,-14,0,0,5,0,9,-18,0,0,0,0,0,0,3,6,1,0,13,11,26,14,18,18,28,26,30,12,16,0,0,0,0,0,28,20,28,0,0,0,96,105,181,160,204,201,201,135,127,119,114,4,91,39,147,107,148,140,152,152,194,181,295,164,147,182,439,431,363,275,533,531,518,489,457,481,420,150,150,150,157,157,265,274,29987,29988]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. h3 a5 8. Nf1 Be6 {The position is equal.} 9. Ng3 O-O {[#]} 10. Bxe6 $146 ({Predecessor:} 10. Bb3 Bxb3 11. axb3 d5 12. Qe2 Re8 13. O-O Qd7 14. Nh4 Qe6 15. Qf3 Bf8 16. Nhf5 {0-1 (59) Dourerassou,J (2484)-Fressinet,L (2657) Paris 2017}) 10... fxe6 11. a4 Qe8 12. Qe2 Nh5 13. Nxh5 Qxh5 14. Be3 Bxe3 15. fxe3 Rf6 16. O-O Raf8 17. Qc2 Qe8 18. Qb3 Qa8 19. d4 exd4 20. exd4 Kh8 21. Qb5 b6 22. Qc4 Qe8 23. Nh4 Rxf1+ 24. Rxf1 Rxf1+ 25. Kxf1 Qf7+ 26. Ke2 Nd8 27. Ke3 d5 28. Qb5 Nb7 (28... dxe4 $11 29. Kxe4 Nb7) 29. e5 $1 $16 Nd8 (29... Kg8 $16) 30. b4 $18 Kh7 31. bxa5 bxa5 32. Qxa5 Qf1 {Threatens to win with ...Qe1+.} 33. Nf3 Nc6 34. Qc5 (34. Qxc7 Qc1+ 35. Kf2 Nb4) (34. Qb5 $16 Qxb5 35. axb5) 34... Qa6 (34... Qc1+ $11 35. Kf2 Qc2+ {[%mdl 64] Double Attack} 36. Kg3 Qxa4) 35. Qa3 (35. Qb5 $16 Qxb5 36. axb5) 35... Na5 (35... Qf1 $14) 36. Qa1 Qb6 37. Qa2 $36 {[%mdl 2048] White has strong initiative.} c5 38. Qc2+ Kh8 39. g4 $1 Nc4+ (39... Qc6 $142) 40. Kf2 (40. Kf4 $142) 40... cxd4 41. cxd4 Qb4 $2 {[#]} (41... Nxe5 {is a better defense.} 42. a5 Qc6 43. Qxc6 Nxc6) 42. g5 $1 Qa3 {[#]} 43. Qg6 $1 {Threatening mate with Qe8+.} Qe3+ $2 (43... hxg5 {was called for.} 44. Qxg5 (44. Nxg5 Qe3+ 45. Kf1 Qf4+ 46. Kg1 Qxd4+ 47. Kh1 Qd1+ 48. Kh2 Qe2+ 49. Kg1 Qe1+ 50. Kg2 Qe2+ 51. Kg1 Qe3+ 52. Kh1 Qe1+ 53. Kh2 Qxe5+ 54. Kh1 Qe1+ 55. Kg2 Qe2+ 56. Kg3 Qe1+ 57. Kg2 Qe2+ 58. Kg1 Qe1+ 59. Kh2 Qf2+ 60. Kh1 Qf1+ 61. Kh2 Qe2+ 62. Kh1 Qf1+ 63. Kh2 Qe2+ 64. Kg1 Qe1+ 65. Kg2 $11) 44... Qxa4 45. Qh5+ Kg8) 44. Kg3 {White threatens Qe8+ and mate.} ({Weaker is} 44. Kg2 Qe4 $18) 44... hxg5 45. Qxg5 Qd3 {intending ...Ne3.} 46. Qh5+ Kg8 {[#]} 47. Qe8+ $2 (47. Kh4 $1 $18 {and the rest is easy. Qe8+ would kill now.} g6 48. Qg4) 47... Kh7 $16 48. Qxe6 Nd2 49. Qxd5 {Hoping for Kf4.} Qe3 (49... Nxf3 $16 50. Qxf3 Qxd4) 50. e6 Ne4+ $2 {[#]} (50... Nxf3 $18 51. Qxf3 Qxe6) 51. Qxe4+ $1 {[%mdl 576] Remove Defender. Accuracy: White = 66%, Black = 52%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.6"]
[White "Demchenko, Anton"]
[Black "Goganov, Aleksey"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2641"]
[BlackElo "2565"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,49,8,6,4,-12,0,0,0,-10,7,0,0,0,0,-35,0,-73,-43,-45,-35,-35,-39,-93,-94,-81,-65,-47,61,70,248,225,498,501,476,453,983,962,29989,29990]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. Nbd2 Nc6 6. c3 Be7 7. Ne5 Nd7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 8. Bd3 Ndxe5 9. dxe5 g5 {The position is equal.} 10. Bg3 h5 {White must now prevent ...h4.} 11. h3 {[#]} Qc7 $146 (11... h4 $5 12. Bh2 $8 Qb6 $11) ({Predecessor:} 11... Bd7 12. Qe2 Qc7 13. e4 Nxe5 14. exd5 Bd6 15. dxe6 Bxe6 16. Bb5+ Nc6 17. Bxd6 Qxd6 {1-0 (62) Blinkov,P (2309)-Kokkila,T (2247) Helsinki 2019}) 12. e4 Nxe5 13. Bb5+ Kf8 $1 14. exd5 (14. O-O $11 {remains equal.}) 14... exd5 (14... h4 $5 {[%cal Rh4g3]} 15. Bh2 exd5 $15) 15. Nf3 Nxf3+ 16. Qxf3 Qb6 17. Bd3 (17. Be2 $15) 17... c4 $17 18. Be2 Qxb2 19. O-O g4 (19... Rh6 $15 20. Rfe1 Qb5) 20. Qxd5 $14 Qxe2 $2 {Now Black is done in.} ({Better is} 20... Be6 $14 21. Qe5 Rg8) 21. Rfe1 $40 {[%mdl 128] [#] White has strong attack.} Qd3 $2 {[#]} (21... Qe6 $1 22. Rxe6 Bxe6 23. Qxb7 Rd8) 22. Qe5 $1 {[%csl LRe7,LRh8][%cal Re5h8][%mdl 576] Double Attack} Kg8 {And now ...Be6 would win.} 23. Qxe7 Bf5 (23... Qg6 $142 24. Be5 Be6 25. hxg4 Qxg4) 24. Rad1 Qc2 25. Be5 {Accuracy: White = 84%, Black = 50%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.7"]
[White "Girya, Olga"]
[Black "Esipenko, Andrey"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2469"]
[BlackElo "2682"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,82,10,10,13,13,8,14,14,16,11,17,16,23,0,30,37,21,0,37,39,64,-19,5,22,49,-26,42,34,43,45,33,33,118,126,146,97,102,-16,-20,-8,139,0,0,0,0,0,0,0,0,0,0,-19,-27,-527,-59,-435,-441,-666,-614,-600,-577,-727,-480]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Nc3 d5 8. cxd5 exd5 9. Bg2 O-O 10. O-O Nbd7 11. Ne5 {11.Qc2 is more advanced technology.} Bb7 12. Rc1 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} (12. Bc1 Re8 13. Bb2 Bd6 14. f4 c5 15. e3 cxd4 16. exd4 a6 17. a4 Bb4 18. Rc1 Bxc3 19. Rxc3 Ne4 20. Rc2 Nf8 21. Bh3 f6 22. Nc6 Qd6 {0-1 (45) Girya,O (2477)-Esipenko,A (2654) Caleta 2020}) 12... Re8 13. Rc2 Nf8 14. Bf4 {The position is equal.} Ne6 15. Bc1 c5 16. e3 {[#]} Rc8 $146 ({Predecessor:} 16... cxd4 17. exd4 Rc8 18. Bb2 Bf8 19. Qd3 a6 20. Rfc1 Bd6 21. a3 h5 22. Nf3 Ne4 23. b4 Rc7 24. b5 a5 25. h4 f5 26. Ne5 {½-½ (26) Biedermann,K (2429)-Perez Lopez,A (2436) ICCF email 2019}) 17. Bb2 Bd6 18. Nb5 Bb8 19. Re1 Ne4 20. dxc5 bxc5 21. Qh5 (21. Bxe4 $1 $14 dxe4 22. Rd2) 21... N6g5 22. f4 $1 Qa5 23. Qe2 ({White should try} 23. Rf1 $14 Bxe5 24. Bxe5 Qxb5 25. fxg5) 23... Ne6 (23... a6 $11 24. Nc3 Bxe5 25. fxe5 c4) 24. Bxe4 $14 dxe4 25. Bc3 $36 {[%mdl 2048] Black is under pressure.} Qa6 26. Rd1 c4 (26... Rcd8 $14 27. Rcd2 Rxd2 28. Rxd2 Bxe5 29. Bxe5 Bc6) 27. bxc4 $16 {Nxf7! is the strong threat.} Nc5 28. Rcd2 Nd3 29. Nxd3 (29. Qg4 $16 Qe6 30. Qxe6 Rxe6 31. Nxd3 exd3 32. Rxd3) 29... exd3 $11 30. Qxd3 Qh6 (30... Qc6 $11 31. e4 a6) 31. Nd6 (31. Qd7 $16 Qc6 32. Qxc6 Bxc6 33. Bd4) 31... Bxd6 $1 32. Qxd6 Qh5 {[#] White must now prevent ...Qf3!} 33. Qd4 {[%csl Gc3][%cal Rd4g7]} f6 {Threatens to win with ...Qf3.} 34. Rf1 Qf5 35. Bb4 h5 36. Qd3 Qe6 37. Qg6 $2 {[%mdl 8192]} (37. f5 $1 $11 {and White has nothing to worry.} Qb6 38. Qc3) 37... Qc6 $2 ({Better is} 37... Rxc4 $19 38. Ba5 Qxe3+ 39. Rdf2 Re7) 38. e4 $2 {[%mdl 8192]} ({White must play} 38. Rd5 $15) 38... Qb6+ $19 {[%mdl 64] [#] Double Attack. Black is clearly winning.} 39. Rff2 (39. Rdf2 $142 Bxe4 40. Qxh5 Qxb4 41. Qb5) 39... Bxe4 40. Qxh5 Qxb4 41. Rd7 {Qf7+ would kill now.} Re7 {Accuracy: White = 52%, Black = 60%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.8"]
[White "Lysyj, Igor"]
[Black "Zakhartsov, Vladimir"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2594"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,67,11,25,15,18,8,16,7,10,26,66,66,96,92,107,101,148,147,200,162,187,170,270,261,271,167,167,172,256,242,306,309,303,233,225,224,483,476,575,565,575,573,553,560,559,557,552,543,543,526]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 Qa5 9. Qd2 O-O {Nowadays more popular than 9...Nc6.} 10. Rc1 Rd8 11. h4 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} cxd4 12. cxd4 Qxd2+ 13. Bxd2 {The position is equal.} Bg4 14. d5 {[#]} Bxf3 $146 ({Predecessor:} 14... Na6 15. Bxa6 bxa6 16. Bf4 f5 17. Nh2 Bh5 18. f3 fxe4 19. g4 Rxd5 20. gxh5 Rxh5 {0-1 (40) Bjerre,J (2549)-Mamedyarov,S (2764) chess.com INT 2020}) 15. gxf3 Nd7 16. Bh3 Be5 17. f4 Bd6 {With the idea ...Nc5.} 18. Ke2 b5 (18... Ba3 $16) 19. Rb1 Rab8 20. Rhc1 Rb7 (20... Ba3 {was necessary.}) 21. e5 $18 Bb8 22. Ba5 Nb6 23. Bg2 $36 {[%mdl 2048] [#] Black must now prevent d6. White has strong initiative.} ({Don't play} 23. Rxb5 $6 Rxd5 24. Rcb1 Rxb5 $11) 23... Rbd7 (23... Rc7 {was called for.} 24. Rxc7 Bxc7) 24. Rxb5 f6 25. Bh3 Rc7 26. Rxc7 Bxc7 27. Bb4 fxe5 $2 (27... Kf8) 28. Bxe7 {White is clearly winning.} Re8 29. d6 exf4 {intending ...Bxd6.} 30. Be6+ ({And not} 30. dxc7 Rxe7+ 31. Kf3 Rxc7 $11) 30... Kg7 31. dxc7 {Rxb6! is the strong threat.} Rxe7 {[#]} 32. Rxb6 $1 {[%mdl 512]} Rxc7 (32... axb6 33. c8=Q) 33. Ra6 Kh6 34. Bg4 {Black did not feel at home in the position after the opening. Accuracy: White = 78%, Black = 40%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.9"]
[White "Vitiugov, Nikita"]
[Black "Iljiushenok, Ilia"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2722"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,77,5,13,0,2,0,0,0,0,0,0,0,0,0,20,48,50,52,61,54,47,56,85,56,61,52,50,35,52,35,35,35,35,35,35,35,35,35,35,35,35,29,35,33,34,0,60,16,32,38,81,0,17,0,0,0,0,0,0,-8,0,-7,0,-13]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. O-O O-O 9. f4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Nbd7 {[#]} 10. a4 $146 ({Predecessor:} 10. Kh1 b5 11. a3 Nc5 12. Ng3 Be6 13. fxe5 dxe5 14. Be3 Nfd7 15. Be2 Rc8 16. Bg4 Nf6 17. Bxe6 fxe6 {½-½ (29) Ponomariov,R (2723)-Karjakin,S (2660) Cuernavaca 2006}) 10... exf4 11. Nxf4 Ne5 12. Kh1 Bg4 13. Qe1 Rc8 14. Be3 Nc4 15. Bxc4 Rxc4 16. b3 Rc6 17. Bd4 Nd7 18. Ncd5 {[#] And now Qg3 would win.} Ne5 19. Nxe7+ Qxe7 20. Nd5 Qd8 21. Qg3 Be6 22. Nf6+ Kh8 23. Nh5 $1 {[%csl Gh5][%cal Rg3g7]} Rg8 24. c4 f6 25. h3 Bf7 26. Nf4 Qe7 27. Rad1 Re8 28. a5 Rcc8 29. Bc3 Nd7 30. Bb4 Qxe4 ({Black should try} 30... Nc5 $11) 31. Bxd6 Ne5 32. Rde1 Qd4 {[#]} 33. Rd1 (33. Bxe5 $1 $16 fxe5 34. Ne2) 33... Qe4 $11 {The position is equal.} 34. Bxe5 Qxe5 35. Rd7 Re7 36. Rxe7 Qxe7 37. Qc3 Re8 38. Rd1 Kg8 39. Nd5 {Accuracy: White = 90%, Black = 92%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.10"]
[White "Frolyanov, Dmitry"]
[Black "Artemiev, Vladislav"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2546"]
[BlackElo "2716"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,131,31,26,30,25,26,34,25,26,31,28,35,56,78,53,72,81,94,90,125,91,116,107,123,116,115,128,126,125,227,235,236,220,275,261,260,272,256,264,238,264,253,230,281,277,325,128,128,127,149,99,99,99,99,99,99,99,200,141,181,123,272,274,448,443,436,416,429,379,393,363,369,343,392,384,506,501,29978,29979,29979,29969,29969,29970,29956,29958,12792,12792,29972,29973,29973,29974,29977,29978,29978,29979,29979,29975,29980,29981,29981,29982,29982,29982,29982,29978,29978,0,29978,29979,29979,29980,29980,29981,29982,29980,29979,29981,29990,29991,29992,29993,29993,29994]} 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 {B11: Caro-Kann: Two Knights Variation.} 7. Bc4 {Ng5! is the strong threat.} Nf6 8. Ne5 {[%csl Ge5][%cal Rc4f7]} e6 {White is slightly better.} 9. Qe2 b5 10. Bd3 Qc7 11. a4 b4 {[#]} 12. b3 $146 ({Predecessor:} 12. Bc4 Bd6 13. f4 O-O 14. b3 Nd5 15. g3 f6 16. Nf3 e5 17. fxe5 fxe5 18. Bb2 {½-½ (40) Santos Ruiz,M (2560)-Bluebaum,M (2643) chess24.com INT 2019}) 12... Bd6 13. Bb2 Bb7 14. O-O-O O-O-O 15. f4 c5 16. Rhe1 h5 17. g3 h4 18. Nc4 hxg3 19. hxg3 Rh3 (19... Bd5 $16 {was necessary.}) 20. Nxd6+ $18 Qxd6 {[#]} 21. f5 $1 Nd7 22. fxe6 fxe6 23. Qxe6 Qxe6 24. Rxe6 Rxg3 25. Re7 g6 26. Rg7 Rg4 27. Re1 ({Don't play} 27. Bxg6 $6 Rf8 $18) 27... Bd5 28. Rxg6 $2 ({Weaker is} 28. Bxg6 Rg8 $16) (28. Ba6+ $18 {and the rest is easy.} Kb8 29. Bb5) 28... Rxg6 $16 29. Bxg6 Rf8 30. Re8+ Rxe8 31. Bxe8 {[%mdl 4096] Endgame KBB-KBN} c4 32. bxc4 Bxc4 33. Bd4 a6 (33... Kd8 $16 {is a better defense.}) 34. Kb2 Bd5 35. d3 ({White should try} 35. a5 $18) 35... Bc6 (35... Kd8 $16 {was called for.}) 36. a5 $18 Ba4 $2 (36... Bd5 37. Be3 Kd8) 37. Be3 Kd8 38. Bg6 Nb8 39. Be4 Kd7 40. Bc5 Nc6 41. Bb6 Kd6 42. d4 Kd7 43. Bd3 Bb5 (43... Nb8 $18 44. Bc5 Kc6 45. Bxb4 Kd5) 44. Bxb5 axb5 {KB-KN} 45. Kb3 Ne7 46. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Nd5 47. Bc5 Kc6 48. Kb2 Nc7 49. a7 Kb7 50. Kc1 Ne6 51. Kd2 Nf4 52. Ke3 Nd5+ 53. Kd3 Ka8 54. Ke4 Nc3+ 55. Ke5 Na4 56. Ke6 Kb7 57. Ke7 Nc3 58. Ke6 $2 (58. Kf6 {mates} Ne4+ 59. Kf5 Nc3 60. Ke5 Na4 61. Ke6 b3 62. cxb3 Nc3 63. d5) 58... Ne4 $2 {[%mdl 8192] [#]} (58... Na4 $11 59. Bxb4 Nb6) 59. Ke5 {White mates.} Nd2 60. Bxb4 Nc4+ 61. Ke6 Ne3 62. c3 Kxa7 63. d5 Kb7 64. d6 Ng2 65. d7 Nf4+ 66. Kd6 {Accuracy: White = 82%, Black = 60%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.11"]
[White "Naumkin, Igor"]
[Black "Fedoseev, Vladimir"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2365"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,62,33,63,42,41,34,39,37,44,31,33,32,33,27,30,18,62,66,70,31,25,25,41,0,0,0,-16,-21,0,-77,-10,-52,-50,-79,-71,-134,-102,-205,-187,-201,-156,-221,-212,-439,-443,-639,-645,-614,-631,-813,-818,-807,-805]} 1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 Bd6 5. Nc3 f5 6. Bd3 Nd7 7. O-O {A84: Dutch Defence: 2 c4 Miscellaneous.} Nh6 8. b3 Qf6 9. Bb2 {[#] White is slightly better.} g5 $146 ({Predecessor:} 9... O-O 10. Ne2 Nf7 11. Ng3 g6 12. Qd2 Qg7 13. b4 Nf6 14. Ne5 Ne4 15. Bxe4 fxe4 {1-0 (48) Aloni,I-Nilsson,Z Amsterdam 1954}) 10. Qc1 Nf7 11. Ba3 O-O 12. Bxd6 Nxd6 13. Ne2 Qg7 14. Qa3 Ne4 15. Bxe4 dxe4 16. Nd2 e5 17. f3 ({White should play} 17. d5 $14) 17... exf3 $11 18. Nxf3 e4 19. Nd2 Nf6 {[%cal Bd7f6,Bf6g4,Bg4e5,Be5d3][%mdl 32]} 20. h3 (20. Ng3 $11 {remains equal.}) 20... g4 (20... f4 $1 $17 {White must now prevent ...Bg4!} 21. exf4 g4) 21. Nf4 gxh3 22. Nxh3 {[#]} Ng4 $1 {[%cal Rg4e3]} 23. b4 (23. Rae1 $142) 23... Rf6 $40 {[%mdl 128] Black is out for blood.} 24. Rf4 (24. Rfe1 $17 {is a better defense.}) 24... Rg6 $19 25. Re1 {[#]} Ne5 $1 {[%mdl 512]} 26. Re2 (26. dxe5 $17 Rxg2+ {[%mdl 64] Double Attack} 27. Kf1) 26... Nd3 27. Rf1 $2 {[#]} (27. Rh4 {was called for.}) 27... Rg3 $1 {[%cal Rg3h3] Black is clearly winning.} 28. Nf4 (28. Qa5 $142 b6 29. Qa4 Rxh3 30. Qxc6) 28... Qg4 29. Nxe4 fxe4 30. Nxd3 {And now b5! would win.} Qxe2 {[%csl Gg3][%cal Re2g2][%mdl 64] Double Attack} 31. Nf4 Qxe3+ {Accuracy: White = 50%, Black = 85%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "5.12"]
[White "Shimanov, Aleksandr"]
[Black "Kryakvin, Dmitry"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2593"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,1,4,3,-1,-17,-6,-26,-4,-10,11,-25,-15,-30,-27,-60,-39,-39,-7,0,0,-76,-6,-45,24,20,0,-111,-116,-127,-6,-20,-34,-204,-208,-182,-175,-265,-250,-249,-258,-410,-406,-519,-518,-506,-518,-518,-498,-482,-493,-500,-495,-602,-594,-630,-614,-825,-808,-871,-867,-874,-874,-851,-846,-2087,-1902,-4702,-919,-931,-937,-931,-913,-909,-859,-841,-849,-840,-835,-883,-741,-828,-802,-871,-860,-985,-783,-1142,-1118]} 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 b6 5. c3 Be7 6. e5 {C00: French: Unusual White 2nd moves.} Nfd7 7. Nb3 c5 {[#]} 8. Bf4 $146 {The position is equal.} ({Predecessor:} 8. Be2 Ba6 9. h4 h6 10. Bf4 Nc6 11. Rh3 Qc7 12. d4 Bxe2 13. Qxe2 c4 14. Nc1 {1-0 (37) Renner,C (2407)-De Francesco,K (2214) Munich 2003}) 8... Qc7 9. h4 Ba6 10. Nbd2 Nc6 11. g3 h6 12. Qe2 b5 13. a3 Nb6 14. Bg2 Na4 15. Nf1 (15. Ra2 $11) 15... O-O-O (15... Qa5 $17 16. Rc1 Bb7) 16. N1h2 Bb7 (16... Rhg8 $15 17. Ng4 d4) 17. O-O d4 18. c4 (18. cxd4 $1 $11 Nxd4 19. Nxd4 Bxg2 20. Nxb5) 18... bxc4 $17 19. dxc4 Rd7 ({Black should try} 19... d3 $17 20. Qd1 Nxb2) 20. Qc2 Nb6 $36 {[%mdl 2048] White must now prevent ...g5! Black has some pressure.} 21. Rad1 $2 {[#] Now White is beyond hope.} ({Better is} 21. b3 $15) 21... g5 $1 $19 {[%cal Rg5f4][%mdl 576] Deflection} 22. hxg5 hxg5 23. Nxg5 (23. Bc1 $142) 23... Bxg5 24. Bxg5 Nxe5 25. Bf6 {[#]} (25. Bxb7+ $142 Qxb7 26. f3) 25... Rxh2 $1 {[%mdl 576] Remove Defender, Decoy} 26. Kxh2 {Threatens to win with Bxb7+.} Ng4+ {[%mdl 64] Double Attack. Black is clearly winning.} 27. Kg1 Bxg2 28. Kxg2 {Threatening Bg5.} Qc6+ 29. Kg1 {intending Qh7.} Nxf6 30. b4 Ne4 31. bxc5 Nxc5 32. Rfe1 d3 33. Qc3 Kb7 34. Re3 f5 {aiming for ...Rh7.} 35. f3 Qd6 36. Kg2 Qd4 37. Qe1 Nxc4 38. Rb1+ {[#]} Nb6 (38... Kc7 $142 $1 39. Qb4 Nxe3+ 40. Kg1 d2 41. Qxd4 Rxd4) 39. Qd2 f4 40. Ree1 fxg3 41. Rh1 Qf2+ 42. Qxf2 gxf2 43. Kxf2 Kc6 44. Rh4 Kd5 45. Rbb4 e5 46. Ke3 Rd6 47. f4 exf4+ 48. Rhxf4 Ke5 {Accuracy: White = 36%, Black = 70%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.1"]
[White "Sjugirov, Sanan"]
[Black "Lysyj, Igor"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2675"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,50,16,48,0,0,0,10,16,34,25,31,29,59,50,55,28,26,23,31,31,35,31,25,0,4,7,0,0,0,0,0,-13,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Rd1+ Ke8 10. Nc3 Ne7 {[#]} 11. a4 $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} (11. h3 {with more complications.} Bf5 12. Nd4 Bg6 13. Bg5 h6 14. Bf4) ({Predecessor:} 11. h3 Ng6 12. Be3 Be7 13. Rd2 h5 14. Re1 h4 15. Ne4 Bf5 16. Bg5 Bxg5 17. Nexg5 Rh5 18. g4 hxg3 19. fxg3 Bxh3 20. Nxh3 Rxh3 21. e6 Rxg3+ 22. Kf2 Rg4 23. Rd7 Rc8 24. Rxf7 Nf8 25. Rh1 {1-0 (25) Caruana,F (2835)-So,W (2770) Lichess.org INT 2020}) 11... Bg4 12. a5 Bxf3 13. gxf3 Nf5 14. Ne4 Be7 15. Be3 h5 16. Rd3 h4 17. Rb3 Nxe3 18. fxe3 Rb8 19. Kf2 f5 20. exf6 gxf6 21. h3 Kf7 {The position is equal.} 22. f4 f5 23. Nd2 Rhd8 24. Nf3 Bf6 25. Rb4 Rd5 {Accuracy: White = 73%, Black = 92%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.2"]
[White "Timofeev, Artyom"]
[Black "Demchenko, Anton"]
[Result "1/2-1/2"]
[ECO "C73"]
[WhiteElo "2580"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,75,33,12,6,0,7,0,0,0,3,-18,0,-4,-20,-16,0,0,-10,0,0,0,0,0,0,-35,0,-24,-32,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,13,11,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. c4 Ne7 8. Be3 Ng6 {C73: Ruy Lopez: Deferred Steinitz: 5 Bxc6+.} 9. Nc3 Be7 10. h3 O-O 11. O-O Qe8 {[#]} 12. c5 $146 ({Predecessor:} 12. Qd2 f5 13. dxe5 f4 14. Bd4 dxe5 15. Bxe5 Nxe5 16. Nxe5 f3 17. Nxf3 Rxf3 18. Nd5 {0-1 (25) Ivic,M (2229)-Kuljasevic,D (2542) Mali Losinj 2017}) 12... f5 13. cxd6 cxd6 14. dxe5 dxe5 15. Rc1 Rb8 16. Qe2 Kh8 17. exf5 Bxf5 18. Rfe1 a5 19. a3 Qf7 20. Bg5 (20. Ng5 $5 {[%cal Rg5f7]} Qb3 21. Qh5 Bxg5 22. Qxg5 $11) 20... Bxg5 21. Nxg5 Qb3 {The position is equal.} 22. Qe3 Qxb2 23. Na4 Qd4 24. Nc5 Qxe3 25. Rxe3 h6 26. Nf3 Rb2 27. Nxe5 Nxe5 28. Rxe5 Bxh3 29. gxh3 {[#] Threatens to win with Ne4.} Rfxf2 30. Re3 Rg2+ 31. Kh1 Rh2+ 32. Kg1 {Black should prevent Rg3.} Rbg2+ 33. Kf1 Ra2 {[%cal Rh2h1] [#]} 34. Kg1 Rag2+ 35. Kf1 Ra2 {[%cal Rh2h1]} 36. Kg1 Rag2+ 37. Kf1 Ra2 {[%cal Rh2h1]} 38. Kg1 {An uneventful encounter. Accuracy: White = 100%, Black = 96%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.3"]
[White "Esipenko, Andrey"]
[Black "Savchenko, Boris"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2682"]
[BlackElo "2564"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,14,43,59,45,-7,76,72,96,62,68,20,13,0,0,-2,-2,-9,0,-6,29,22,22,21,18,0,1,0,0,3,1,1,0,4,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 g6 6. Qa4+ {A34: Symmetrical English: 2 Nc3, lines with ...d5.} Nc6 7. Ne5 {[#]} ({Better is} 7. Bb5 $14 e6 8. Ne5) 7... Qc7 $146 (7... Bd7 $1 $11 {remains equal.} 8. Nxc6 (8. Nxd5 Nxe5 9. Bb5 Bg7 $15) (8. Nxd7 Qxd7 9. Bb5 Bg7 $11) 8... Bxc6) ({Predecessor:} 7... Nxc3 8. bxc3 Qd5 9. Nxc6 bxc6 10. Bb2 e5 11. Rc1 Bg7 12. Ba3 Be6 13. c4 Qd6 {1-0 (32) Kaposztas,M (2300)-Berebora,F (2315) Eger 1987}) 8. Bb5 $16 {White is better.} ({Of course not} 8. Nxd5 Qxe5 9. Nb6 Rb8 $11) 8... Ndb4 9. Nxc6 bxc6 10. Bc4 Bf5 11. O-O Bd3 12. Bxd3 Nxd3 13. b3 Rd8 14. Ba3 e5 15. Qc4 Be7 {The position is equal.} 16. Na4 {[%cal Ra4c5]} O-O 17. Rfd1 Rd5 18. Nb2 Rfd8 19. Nxd3 Rxd3 20. Bxc5 Bxc5 21. Qxc5 R8d5 22. Qc4 (22. Qb4 {keeps more tension.} c5 23. Qe4 Qd6 24. h3 Qf6 25. f3) 22... Rxd2 23. Rxd2 Rxd2 $11 {[%mdl 4096] Endgame KQR-KQR} 24. h3 Qd6 25. Qc3 h5 26. Qa5 e4 27. Qxa7 Rxf2 {[%mdl 64] [#] Threatens to win with ...Qg3! Decoy} 28. Kxf2 Qf6+ {[%mdl 64] Double Attack} 29. Ke2 Qb2+ 30. Kf1 Qxa1+ 31. Kf2 Qb2+ 32. Kg1 Qa1+ {Accuracy: White = 87%, Black = 86%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.4"]
[White "Fedoseev, Vladimir"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2678"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "188"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,188,1,8,0,10,0,-3,-18,-6,5,29,0,6,22,18,17,18,-15,21,20,21,3,4,0,0,0,13,4,4,5,5,10,27,16,17,0,0,-7,0,-20,-20,-27,-29,-41,0,0,0,0,4,0,19,24,23,0,94,101,139,85,132,35,192,185,203,210,198,207,137,15,15,15,15,15,15,15,15,15,15,15,15,15,15,8,653,621,1198,1618,1637,1469,1456,1111,1969,333,1466,1254,1936,191,191,191,213,191,191,191,191,191,191,191,388,191,1419,191,191,191,191,191,191,191,545,529,1530,1339,1253,184,1168,878,4610,4610,4610,4610,4610,4610,4610,4610,4610,4586,2321,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,0,8,8,8]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. e3 Bb4 6. Qc2 O-O 7. a3 {E34: Nimzo-Indian: Classical: 4...d5.} Bxc3+ 8. Qxc3 c5 {[#]} 9. b4 $146 ({Predecessor:} 9. dxc5 Nxc5 10. b4 Nce4 11. Qd4 dxc4 12. Qxd8 Rxd8 13. Bxc4 Bd7 14. Bb2 Rac8 15. Rc1 Nd6 16. Bb3 Rxc1+ 17. Bxc1 Bb5 18. Ne5 Rc8 19. Bb2 {½-½ (51) Nikolov,S (2418)-Georgiev,V (2574) Albena 2011}) 9... cxd4 10. Qxd4 Re8 11. cxd5 e5 $1 {[%cal Re5d4]} 12. Qd1 e4 13. Nd2 Ne5 14. Nc4 Bg4 15. Qd4 $1 Qxd5 16. Bb2 Nxc4 17. Bxc4 Qg5 18. h3 Rad8 19. Qc5 Qxc5 20. bxc5 Be6 $132 {[%mdl 2048] Black is not keeping still} 21. Rc1 Bxc4 (21... Rc8 {with more complications.} 22. Bb5 Re7 23. O-O a6 24. Ba4 Rec7) 22. Rxc4 Nd7 23. Ke2 Nb8 24. h4 h5 25. Rh3 f6 26. Rg3 Kf7 27. f3 Nc6 28. fxe4 Re7 29. Rf3 Rde8 (29... Red7 {looks sharper.} 30. Rc2 Kg6 31. Rf1 Re8 32. Rc4 Rde7) 30. Rf4 Ne5 31. Bxe5 Rxe5 $11 {[%mdl 4096] Endgame KRR-KRR} 32. Kd3 R8e7 (32... Rc8 $11) 33. Rf5 $1 $16 Ke6 34. c6 (34. Rxe5+ $142 Kxe5 35. Rd4) 34... b5 35. Rc5 ({White should play} 35. Rxe5+ $1 $16 fxe5 36. Rc5) 35... Rc7 $2 {[#]} (35... Kd6 $14 36. c7 (36. Rxb5 Rxe4 {[%mdl 64] Double Attack} 37. Rfd5+ Kxc6 $11) 36... Rxc5 37. Rxc5 Rxc7 38. Rxb5 (38. Rxh5 a6 $14) 38... Rc5) 36. Kd4 $1 $18 {[%cal Rc5e5]} ({Don't play} 36. Rxh5 $6 Rxh5 37. Rxh5 a6 $16) ({Resist} 36. Rxb5 $6 Rxc6 37. Rfxe5+ (37. Rxh5 Rxh5 38. Rxh5 Ra6 $16) 37... fxe5) 36... Rxf5 37. exf5+ {KR-KR} ({Not} 37. Rxf5 Rxc6 38. Rxb5 Ra6 $11) 37... Kd6 38. Rxb5 Rxc6 39. Rb7 (39. Ra5 $16) 39... Ra6 $11 40. e4 Ra4+ 41. Ke3 {Threatens to win with Kf4.} Rxa3+ 42. Kf4 Ra1 $1 43. Rxg7 Rf1+ 44. Ke3 Re1+ 45. Kf3 Rf1+ $1 46. Ke2 Rf4 $2 {[%mdl 8192]} (46... Ra1 $11) 47. Ke3 $18 Rf1 {If Black can now play ...Re1+ this consolidates a bit.} 48. Rxa7 Re1+ 49. Kf3 Rf1+ 50. Ke2 Rb1 51. Ra5 $2 (51. g3 Rb3 52. Kf2) 51... Rh1 $2 (51... Ke7 52. Ra8 Rh1) 52. g3 Rb1 53. Rd5+ $2 (53. Ra7 Rb3 54. Rg7) 53... Ke7 54. Rd3 Ra1 55. Ke3 Rf1 56. Rb3 {Strongly threatening Rb7+.} Re1+ 57. Kf4 Rf1+ {[#]} 58. Rf3 $1 {[%cal Rf3f1]} Rg1 $2 (58... Re1 {might work better.} 59. Rb3 Kf8 60. Rb8+ Kg7) 59. Rf2 (59. e5 $142 Rc1 60. e6) 59... Kd6 $2 (59... Kf7 60. Rc2 Rf1+ 61. Ke3 Ra1) 60. Rd2+ $2 (60. Rb2 Rf1+ 61. Ke3) 60... Ke7 61. Kf3 Rf1+ 62. Rf2 Re1 63. Rb2 {Hoping for Rb7+.} Rf1+ $2 (63... Kf8 {is more resistant.} 64. Rb8+ Kg7 65. Rb7+ Kg8 66. Rb8+ Kg7 67. Rb7+ Kg8) 64. Ke2 Rg1 {aiming for ...Rg2+.} 65. Kf2 Ra1 66. Rb6 $2 (66. Rb7+ Kd6 67. Rb6+ Ke7 68. Rb8) 66... Ra3 $2 (66... Kf7 67. Rb7+ Kg8) 67. Rb7+ Kd6 68. Rf7 Ke5 69. Re7+ Kd4 70. Re6 Rb3 71. Kg2 Ra3 72. Rxf6 Kxe4 73. Re6+ $2 (73. Rh6 $18 {f6 is the strong threat.} Ra2+ 74. Kh3) 73... Kxf5 $11 {The position is equal.} 74. Rh6 Ra5 $1 75. Kh3 (75. Kh2 {seems wilder.} Ke4 76. Rh7 Rf5 77. Ra7 Kd5 78. Ra6) 75... Ke4 76. Rg6 Rb5 77. Rg8 Rf5 78. Kg2 Ra5 79. Rf8 $1 Rf5 80. Rg8 Ra5 81. Rg7 Rb5 82. Kh3 Ra5 83. Rf7 Rf5 84. Ra7 Rb5 85. Ra6 Kf5 86. Rc6 Ra5 87. Rb6 $1 Rc5 88. Rh6 Ke4 89. Rf6 Rf5 90. Ra6 Rb5 91. Ra8 Kf5 92. Ra6 Ke4 93. Rf6 Rf5 94. Rb6 Ke5 {Blacks defense is rewarded with a draw. Accuracy: White = 78%, Black = 66%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.5"]
[White "Kezin, Roman"]
[Black "Rakhmanov, Aleksandr"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2470"]
[BlackElo "2645"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,104,21,27,8,9,0,19,23,21,20,14,14,25,20,35,0,23,4,25,24,42,54,56,0,8,0,54,0,108,84,99,0,20,0,14,-29,-13,-50,-39,-60,-50,-55,-65,-60,-25,-64,0,-12,-12,-44,-41,-57,-44,-56,-67,-54,-20,-28,0,0,0,0,0,-17,0,-44,-44,-44,-44,-44,-44,-45,-26,-45,0,-46,-46,-66,-47,-123,-123,-199,-216,-227,-225,-274,-263,-296,-281,-302,-246,-368,-368,-701,-700,-819,-754]} 1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. a3 Bc5 5. Nf3 d6 6. d4 {A21: English Opening: 1...e5 2 Nc3.} exd4 7. Nxd4 Ne7 8. Bg5 {The position is equal.} f6 9. Bf4 {[#]} Nxd5 $146 ({Predecessor:} 9... O-O 10. e3 Nbc6 11. Nb5 Nxd5 12. cxd5 Ne5 13. Be2 Bd7 14. O-O Ng6 15. Bg3 Bb6 {½-½ (34) Koestner,W (2306)-Krebs,J (2331) GER email 2018}) 10. cxd5 f5 11. e3 O-O {[#] ...g5 is the strong threat.} 12. h4 Qf6 13. Rc1 Re8 {aiming for ...Bxd4.} 14. Be2 $36 {[%mdl 2048] White fights for an advantage.} Na6 15. Bg5 Qe5 16. Bf4 Qf6 17. Bg5 Qe5 18. Bf4 (18. Rc3 $14 Bxd4 19. Qxd4) 18... Qe4 (18... Qf6 $1 $11 {remains equal.}) 19. O-O {Strongly threatening Ne6!} Qe7 20. Nf3 (20. Ne6 $16) 20... Bb6 $11 21. Bb5 Rf8 22. Qc2 Nc5 23. b4 Ne4 24. Ng5 h6 25. Nxe4 fxe4 26. Bg3 Bf5 27. Qb3 Rf7 (27... g5 $15) 28. Be2 axb4 29. axb4 Raf8 30. Rfd1 Qf6 31. Bh5 g6 32. Be2 Ra8 33. Qc3 Qe7 34. Ra1 Raf8 35. Ra2 g5 36. h5 Qd7 37. Rda1 (37. Qc4 {seems wilder.} Re7 38. Rda1 Qe8 39. Bd1 Bd7 40. Qc3) 37... Bg4 38. Qc2 Bxe2 39. Qxe2 Qf5 40. Qc4 Qg4 41. Ra8 Kh7 42. Rxf8 (42. Qb5 $5 {[%cal Ra8f8]}) 42... Rxf8 43. Qc2 Re8 44. Ra3 (44. Qa4 $15 Rf8 45. Qb5) 44... Qxh5 $17 45. Rc3 (45. Qa2 $17) 45... Qf7 $19 46. Qd1 h5 47. Rc4 Kg6 48. Qa4 Kh6 49. Qc2 h4 50. Bh2 (50. Bxh4 $142 gxh4 51. Rxe4 Rxe4 52. Qxe4) 50... Qxd5 51. g4 $2 {[#]} (51. Qc1) 51... Qe6 52. Qe2 Rf8 {Accuracy: White = 59%, Black = 84%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.6"]
[White "Volkov, Sergey"]
[Black "Matlakov, Maxim"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "2570"]
[BlackElo "2685"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,90,8,11,14,0,2,-16,12,12,0,-44,-48,-18,-14,-47,-43,-68,-77,-122,-115,-113,-119,-151,-118,-150,-155,-139,-141,-175,-178,-194,-186,-189,-176,-191,-191,-195,-195,-329,-330,-327,-305,-305,-304,-355,-363,-364,-364,-362,-356,-345,-303,-464,-474,-495,-483,-515,-409,-525,-395,-591,-590,-751,-458,-1172,-911,-2532,-2301,-5969,-5118,-29983,-29983,-29980,-29981,-29978,-29979]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 h6 6. Bxf6 Bxf6 7. Qb3 c6 8. Nf3 O-O 9. Rd1 Nd7 {D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} 10. Be2 a6 11. Qc2 g6 {The position is equal.} 12. O-O Bg7 13. e4 {[%cal Re4d5]} dxc4 14. Bxc4 b5 15. Be2 Qe7 {[#]} 16. e5 $146 ({Predecessor:} 16. Rfe1 Bb7 17. Bf1 Rfd8 18. a4 Rac8 19. axb5 cxb5 20. Qb3 Nb6 21. h3 Bf8 22. Re3 {0-1 (64) Boensch,U (2553)-Bacrot,E (2677) Germany 2018}) 16... c5 $1 {Black continues to play with concentration.} 17. Ne4 {[%cal Re4c5]} cxd4 18. Qc7 Qd8 $1 $36 {[%cal Rd8c7][%mdl 2048] Black has strong initiative.} 19. Qc6 Rb8 20. Rxd4 Nxe5 21. Rxd8 Nxc6 22. Rxf8+ Kxf8 23. Rc1 Rb6 24. b3 Ke7 25. a4 f5 26. a5 Nxa5 27. Rc7+ {[#]} (27. Rxc8 $142 fxe4 28. Nd2) 27... Kd8 $1 $19 {[%cal Rd8c7]} 28. Rxg7 {Hoping for Nc5.} fxe4 29. Nd2 Rc6 30. b4 Rc2 31. bxa5 Rxd2 {[%mdl 4096] Endgame KRB-KRB} 32. Kf1 b4 {White must now prevent ...b3.} 33. Ke1 Rd5 34. Bd1 (34. Rxg6 $142 Rxa5 35. Bc4) 34... Rxa5 35. Rxg6 Ra1 36. Kd2 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 37. Rxh6 Ra2+ 38. Ke3 (38. Kc1 {was the only chance.} Rxf2 39. Rh5) 38... a4 39. h4 a3 40. h5 {[#]} (40. Rh5 $142 Ra1 41. Bb3) 40... Rxf2 $3 {[%mdl 512] aiming for ...a2.} 41. Rh8+ {[#]} (41. Kxf2 a2) 41... Kc7 $1 42. Bb3 Rxg2 43. h6 Rg3+ {Black mates.} 44. Kf4 Rxb3 45. h7 {[#]} Rh3 $1 {Accuracy: White = 32%, Black = 85%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.7"]
[White "Aleksandrov, Aleksej"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2608"]
[BlackElo "2684"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,96,6,13,0,0,11,10,0,0,0,9,0,0,3,6,6,6,0,8,0,0,0,0,0,0,0,0,0,3,0,4,-8,-8,-8,-8,-8,-7,-25,-8,-17,-9,-16,-9,-15,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,-8,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Qa4+ Nc6 6. cxd5 exd5 7. Bg5 h6 8. Bxf6 Qxf6 9. e3 O-O 10. Be2 Be6 11. a3 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Bxc3+ 12. bxc3 Ne7 13. c4 c5 14. O-O dxc4 15. Bxc4 Bxc4 16. Qxc4 cxd4 {[#]} 17. Qxd4 $146 ({Predecessor:} 17. Nxd4 Rac8 18. Qb5 Nc6 19. Qxb7 Nxd4 20. exd4 Qxd4 21. Rfd1 Qc5 22. g3 Rfd8 23. h4 g6 24. a4 Kg7 {½-½ (24) Beltins,G (2050)-Duszynski,J (2230) ICCF email 2017}) 17... Qxd4 18. Nxd4 Rfc8 19. Rfc1 Rxc1+ 20. Rxc1 Rc8 21. Rxc8+ Nxc8 $11 {[%mdl 4096] Endgame KN-KN} 22. Kf1 Nd6 23. Ke2 Nc4 24. Nc2 Kf8 25. h3 Ke7 26. Kd3 Ne5+ 27. Kd4 Kd6 28. e4 Nc6+ 29. Kc4 {The position is equal.} Ke5 30. Kd3 $1 b5 31. g3 g5 32. Ne3 h5 33. Nd5 f5 34. f4+ gxf4 35. gxf4+ Kd6 36. Nf6 fxe4+ 37. Kxe4 h4 38. f5 b4 39. axb4 Nxb4 40. Ne8+ Ke7 41. Nc7 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 42. Kf4 a4 {[#] Hoping for ...a3.} 43. Nb5 Kf6 44. Kg4 Nc2 45. Kxh4 Kxf5 46. Kg3 Ke5 47. h4 Nd4 48. Na3 Nf5+ {A rather calm draw. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.8"]
[White "Iljiushenok, Ilia"]
[Black "Demidov, Mikhail"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2516"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,95,56,56,56,52,81,66,69,48,51,64,59,68,162,77,125,146,177,200,189,186,185,176,168,28,208,12,16,-25,44,9,6,-34,0,0,67,50,58,54,55,42,31,35,58,12,19,0,2,0,0,0,0,0,38,-29,-17,-15,-21,-132,-134,-175,-149,-303,-333,-306,-281,-384,-376,-386,-360,-386,-266,-246,-285,-416,-420,-516,-518,-565,-565,-545,-529,-626]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 6. Nc3 dxe5 7. fxe5 c5 8. d5 $1 Bg7 {B03: Alekhine's Defence: Four Pawns Attack.} 9. Bf4 $1 O-O {[#]} 10. Qd2 $1 e6 $1 {White is slightly better.} 11. O-O-O exd5 12. cxd5 c4 13. Nf3 Na6 {[#]} (13... Re8 $1 $14) 14. h3 $146 (14. Bh6 $1 $18 {and White stays clearly on top.}) ({Predecessor:} 14. Ne4 Bf5 15. Nd6 Bd3 16. Bxd3 cxd3 17. Qxd3 Qd7 18. Kb1 Qa4 19. Qe4 Nb4 20. a3 {1-0 (64) Kuzevanova,E (2124)-Shapiro,V (2276) St Petersburg 2005}) 14... Bf5 15. g4 Bd3 16. Bxd3 cxd3 17. Qxd3 Rc8 18. Kb1 Nc4 19. Rc1 (19. Ne4 $18) 19... Qb6 $2 (19... Qa5 $11) 20. Rh2 $2 ({White must play} 20. Qe2 $18) 20... Nb4 $11 21. Qe4 Rfe8 (21... Na3+ $11 22. Ka1 Rc4) 22. Re2 Qa6 23. Ka1 (23. d6 {looks sharper.} Nxd6 24. Qxb4 Rxc3 25. Rec2 Rxc2 26. Rxc2 Nc8 27. Qb3) 23... Nxe5 (23... Bf8 {with more complications.} 24. Rd1 Nxb2 25. Kxb2 Rc4 26. Rd4 Rec8) 24. Nxe5 (24. Bxe5 $2 Nxa2 25. Kb1 Nxc1 $19) 24... Nxa2 ({Black should play} 24... Bxe5 $11 25. Qxb4 (25. Bxe5 $2 Nxa2 26. Kb1 Nxc1 $19) 25... Rxc3 {[%mdl 64] Remove Defender} 26. Qxc3 (26. bxc3 Qxe2 27. Bxe5 Qxe5 $11) 26... Qxe2 27. Bxe5 Rxe5) 25. Nxa2 $14 Rxc1+ 26. Bxc1 {And now Qf4 would win.} Rxe5 27. Qxe5 Bxe5 28. Rxe5 Qf1 29. g5 Qd1 30. Re8+ Kg7 31. Rd8 f5 {Strongly threatening ...f4.} 32. gxf6+ Kxf6 33. d6 Ke6 34. b4 ({Better is} 34. Re8+ $14 Kd7 35. Re7+ Kxd6 36. Rxh7 (36. Rxb7 Qh5 $14)) 34... Qd4+ 35. Bb2 Qh4 36. Rb8 (36. Re8+ $11 Kxd6 37. Re3) 36... Qxh3 $17 37. Nc3 Kxd6 38. Ne4+ $2 (38. Ka2 $17 {was necessary.}) 38... Kc6 $19 39. Nc3 a6 40. Ka2 Qe6+ 41. Ka3 g5 42. Rh8 Qg6 43. Rc8+ Kd7 44. Rc5 (44. Rc4 $142) 44... g4 45. Nd5 g3 {...g2 is the strong threat.Black is clearly winning.} 46. Nf6+ Ke6 47. Nh5 {Hoping for Nf4+.} Qg4 {Threatens to win with ...g2.} 48. Re5+ {Never resign too early! Accuracy: White = 37%, Black = 66%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.9"]
[White "Sarana, Alexey"]
[Black "Yudin, Sergei"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2654"]
[BlackElo "2497"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,91,0,0,0,0,0,0,0,0,26,27,22,20,94,31,31,35,33,32,43,39,33,32,33,39,34,16,27,23,35,15,13,14,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,1311,1309,29996,29997,29997,29998]} 1. d4 d5 2. Nf3 e6 3. c4 c6 4. Nbd2 Nf6 5. g3 Bd6 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 Re8 9. e4 Nxe4 10. Nxe4 dxe4 11. Qxe4 e5 12. Bg5 f6 {E01: Catalan: Early deviations.} 13. Bd2 exd4 14. Qxd4 Ne5 {The position is equal.} 15. Bc3 Bh3 {aiming for ...Nxf3+.} 16. Rfd1 {Threatens to win with Nxe5.} Bxg2 17. Kxg2 {[#]} Bc7 $146 {[#]} (17... Nf7 $11 {remains equal.}) ({Predecessor:} 17... Nxf3 18. Qxd6 Ng5 19. Qd7 Qe7 20. Qxe7 Rxe7 21. h4 Ne6 22. Bb4 c5 23. Bc3 Rd8 24. Rxd8+ Nxd8 {½-½ (60) Tomashevsky,E (2658)-Mateuta,G (2504) Plovdiv 2008}) 18. Qe4 (18. Nxe5 $1 $16 Qxd4 19. Bxd4 fxe5 20. Bc5) 18... Qc8 $14 19. Bxe5 Bxe5 20. Qc2 Qc7 21. Rd3 Rad8 22. Rad1 Rxd3 23. Rxd3 Qf7 24. b3 Bc7 25. Qd2 {Black must now prevent Rd7.} Bb6 26. Rd7 Re7 27. Rxe7 Qxe7 28. Qd3 Qc5 29. Qe2 Kf7 30. h4 Qe7 31. Qd3 Qc5 32. Qd7+ Kf8 33. Qd2 Ke7 34. Qc2 g6 35. Qe2+ Kf7 36. Nd2 Qe7 37. Ne4 Bd4 38. Qd3 c5 39. Qf3 Kg7 40. Qf4 b6 41. h5 gxh5 42. Qf5 Qe5 43. Qd7+ Kg6 $2 {[%mdl 8192] [#]} (43... Kh6 $11 44. f3 f5 45. Qc6+ Kg7 46. Qd7+ Kh6 47. Qc6+ Kg7 48. Qd7+ Kh6) 44. Nd6 $18 Qe2 45. Qf7+ Kh6 46. Qf8+ {Accuracy: White = 94%, Black = 83%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.10"]
[White "Bryakin, Mikhail"]
[Black "Vitiugov, Nikita"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2448"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,33,60,36,48,23,24,33,37,36,73,45,57,59,56,23,36,19,7,0,0,-5,14,28,33,20,19,22,58,54,70,42,39,38,37,20,36,18,31,0,26,-53,-54,-41,-38,-50,-50,-176,-143,-165,-162,-140,-142,-263,-218,-378,-370,-380,-384,-531,-514,-1077,-1019,-1068,-1008,-1828,-1761,-2087,-2020,-29989,-29990,-29995,-29994,-29994,-29991,-29991,-29991,-29997,-29997]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 e5 6. d5 {E71: King's Indian: 4 e4 d6 5 h3.} a5 7. Be3 Na6 8. Nf3 {White has an edge.} Nc5 9. Nd2 h5 10. Be2 {[#]} Bh6 $146 ({Predecessor:} 10... h4 11. a3 Nh5 12. b4 Nf4 13. bxc5 Nxg2+ 14. Kf1 Nxe3+ 15. fxe3 Qg5 16. Bf3 Qxe3 17. Nb5 Qxc5 18. Ke2 c6 19. Nc7+ Kd8 20. Nxa8 {1-0 (22) Ovsejevitsch,S (2589)-Wind,E Gent 2011}) 11. Bxh6 Rxh6 12. h4 Kf8 13. Qc2 Rh8 14. b3 Kg7 15. Nf1 Bg4 16. f3 Bd7 17. Ne3 c6 18. Qd2 Qb6 19. Rb1 Rhd8 20. g3 Qa7 21. Kf1 Rab8 22. Kg2 cxd5 23. exd5 Re8 24. Rhe1 Ra8 25. a3 (25. Rf1 $11) 25... a4 $1 $36 {[%mdl 2048] White is under pressure.} 26. b4 Nb3 27. Qd3 Rac8 28. Ne4 {This costs White the game.} ({Better is} 28. b5 $15) 28... Nxe4 $19 29. fxe4 Rf8 30. Rbd1 Nd4 31. Rc1 {[#]} (31. Qd2 $17) 31... b5 $1 32. Rc3 $2 (32. Qd1 {is a better defense.}) 32... bxc4 33. Nxc4 Bb5 34. Qe3 Qa6 35. Bf1 (35. Bxh5 $142 Rxc4 36. Rxc4 Bxc4 37. Rc1) 35... Bxc4 36. Bxc4 Rxc4 37. Qd3 Rfc8 38. Rec1 Rxc3 39. Qxa6 Rxc1 {Black mates.} 40. Kf2 R1c2+ 41. Ke1 Nf3+ 42. Kf1 R8c3 43. Qxd6 Re3 {Accuracy: White = 47%, Black = 91%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.11"]
[White "Bocharov, Dmitry"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2524"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,26,0,0,-5,0,0,0,0,0,4,38,32,38,-18,-24,-95,-99,-104,-98]} 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Qd2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} e5 7. b3 Nge7 8. Bb2 {The position is equal.} O-O 9. h4 h6 {[#]} 10. h5 $146 ({Predecessor:} 10. O-O-O f5 11. Nh3 a6 12. f4 b5 13. h5 gxh5 14. Nd5 Rb8 15. Nf2 Be6 16. Nxe7+ Nxe7 17. Rxh5 {1-0 (27) Petrosyan,M (2613)-Bocharov,D (2524) Moscow 2019}) 10... g5 11. f4 (11. O-O-O $14) 11... Nf5 $1 $11 {[%cal Rf5g3]} 12. Ne4 {[#]} (12. fxg5 $11 {keeps the balance.} Qxg5 13. Ne4 (13. Qxg5 hxg5 14. Ne4 Nb4 $11)) 12... g4 $1 $17 13. fxe5 dxe5 {Accuracy: White = 74%, Black = 89%.} ({But not} 13... Bxe5 $6 14. Bxe5 dxe5 15. e3 $11) ({Of course not} 13... Nxe5 14. O-O-O $15) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "6.12"]
[White "Kryakvin, Dmitry"]
[Black "Paravyan, David"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2594"]
[BlackElo "2653"]
[Annotator "RC"]
[PlyCount "88"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:17]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:08]} Nxd5 {[%emt 0:00:00]} 5. Bd2 {[%emt 0:00:01]} Bg7 {[%emt 0:01:02]} 6. e4 {[%emt 0:00:04]} Nb6 {[%emt 0:00:02]} 7. Be3 {[%emt 0:00:20]} O-O {[%emt 0:00:03]} 8. Be2 {[%emt 0:00:22]} Nc6 {[%emt 0:02:42]} 9. d5 {[%emt 0:00:48]} Ne5 {[%emt 0:06:37]} 10. Bd4 {[%emt 0:00:31]} c5 {[%emt 0:02:24]} 11. Bxc5 {[%emt 0:02:57]} Nec4 {[%emt 0:00:01]} 12. Qb3 {[%emt 0:03:39]} Nxb2 {[%emt 0:01:28]} 13. Rc1 {[%emt 0:00:41]} Bxc3+ {[%emt 0:00:24]} 14. Qxc3 {[%emt 0:02:55]} N2a4 {[%emt 0:00:04]} 15. Qd4 {[%emt 0:02:08]} Nxc5 {[%emt 0:00:03]} 16. Rxc5 {[%emt 0:00:02]} e5 {[%emt 0:00:04]} 17. Qb4 {[%emt 0:00:36]} f5 {[%emt 0:02:34]} 18. exf5 {[%emt 0:00:36]} Bxf5 {[%emt 0:00:03]} 19. Nf3 {[%emt 0:00:12]} Qd6 {[%emt 0:00:16]} 20. Rb5 {[%emt 0:01:39]} Qxb4+ {[%emt 0:00:17]} 21. Rxb4 {[%emt 0:00:01]} Rfd8 {[%emt 0:00:14]} 22. Rb5 {[%emt 0:00:28]} Rac8 {[%emt 0:00:08]} 23. O-O {[%emt 0:00:03]} Rc2 {[%emt 0:00:04]} 24. Re1 {[%emt 0:00:15]} Rxd5 {[%emt 0:00:18]} 25. Rxd5 {[%emt 0:00:11]} Nxd5 {[%emt 0:00:02]} 26. Nxe5 {[%emt 0:00:01]} Kg7 {[%emt 0:00:18]} 27. Bc4 {[%emt 0:00:15]} Nc3 {[%emt 0:00:07]} 28. Bb3 {[%emt 0:00:07]} Rb2 {[%emt 0:00:11]} 29. Nc4 {[%emt 0:00:08]} Rb1 {[%emt 0:00:13]} 30. Rxb1 {[%emt 0:00:02]} Bxb1 {[%emt 0:00:03]} 31. a4 {[%emt 0:00:03]} Ne2+ {[%emt 0:00:12]} 32. Kh1 {[%emt 0:00:35]} Be4 {[%emt 0:00:07]} 33. Nd6 {[%emt 0:00:09]} Bc6 {[%emt 0:00:03]} 34. a5 {[%emt 0:00:03]} Kf6 {[%emt 0:00:08]} 35. a6 {[%emt 0:00:15]} bxa6 {[%emt 0:00:11]} 36. Bc4 {[%emt 0:00:13]} Nf4 {[%emt 0:00:01]} 37. f3 {[%emt 0:00:05]} a5 {[%emt 0:00:22]} 38. Nc8 {[%emt 0:00:01]} a4 {[%emt 0:00:21]} 39. Nxa7 {[%emt 0:00:03]} Bd5 {[%emt 0:00:02]} 40. Bxd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:00:01]} 41. Nb5 {[%emt 0:00:01]} Ne3 {[%emt 0:00:16]} 42. Kg1 {[%emt 0:00:17]} Nc2 {[%emt 0:00:14]} 43. Kf2 {[%emt 0:00:01]} a3 {[%emt 0:00:01]} 44. Nc3 {[%emt 0:00:01]} Nb4 {[%emt 0:00:16]} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.1"]
[White "Lysyj, Igor"]
[Black "Rakhmanov, Aleksandr"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2594"]
[BlackElo "2645"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,69,33,44,34,45,37,33,39,41,32,46,37,52,35,55,50,39,40,62,60,71,67,74,80,105,66,84,85,126,83,175,79,175,176,181,111,183,121,139,139,139,139,139,139,139,139,139,139,139,139,139,139,150,150,150,150,150,133,150,140,139,13]} 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bf5 5. d5 e5 6. h3 {[#] E61: King's Indian: Early deviations for White, including Smyslov System.} Ne4 $146 ({Predecessor:} 6... Bg7 7. g4 Bd7 8. e4 a5 9. Be3 Na6 10. Be2 b6 11. Nd2 h5 12. g5 Nh7 13. Nf3 {1-0 (35) Jojua,D (2586)-Petriashvili,N (2371) Tbilisi 2018}) 7. Nxe4 Bxe4 8. Ng5 {White is slightly better.} Bf5 9. e4 Bd7 10. Be3 a5 11. h4 $36 {[%mdl 2048] White has good play.} h6 12. Nf3 Na6 13. h5 g5 14. Nd2 Be7 15. Be2 Qc8 16. Nf1 c5 17. Nh2 Nc7 18. a4 Kd8 19. Bg4 Ne8 (19... f5 $16 20. exf5 Na6) 20. Qf3 (20. Bxd7 $1 $18 Qxd7 21. g4) 20... Nf6 (20... Bxg4 $16 {might work better.} 21. Nxg4 Ng7) 21. Bxd7 $18 Qxd7 {[#]} 22. Bd2 (22. g4 $1 $18) 22... Kc7 (22... g4 $16 23. Qe2 Nxh5) 23. Nf1 (23. g4 $18) 23... Qg4 24. Qxg4 {White is clearly better.} Nxg4 25. Ng3 Nf6 26. Nf5 Kd7 27. f3 b6 28. Ra3 Rag8 29. Ke2 Bd8 30. Raa1 Ne8 31. Ne3 Ng7 32. Bc3 Rf8 33. g3 Rh7 34. Raf1 f5 {[#]} 35. g4 {Accuracy: White = 71%, Black = 71%.} ({White should try} 35. f4 $1 $16) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.2"]
[White "Matlakov, Maxim"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2685"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,145,15,8,4,13,-11,-11,-42,0,-21,23,22,46,37,25,22,37,20,13,24,35,25,19,0,0,0,47,43,73,73,66,71,85,62,68,67,76,66,76,76,110,77,68,60,92,51,52,41,44,44,52,49,55,26,85,37,51,42,63,59,202,202,310,310,310,310,310,310,414,310,310,310,310,310,310,310,310,304,286,217,191,15,137,137,137,137,137,104,104,104,255,230,201,201,29972,29973,29974,29975,29974,29975,29976,29977,29977,0,29976,29977,29978,29975,29976,0,29976,29975,29976,29977,29977,29978,29976,29977,29982,29980,29973,158,162,8,8,8,8,8,8,8,8,8,8,0,8,8]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. Qc2 {E11: Bogo-Indian.} Nbd7 8. Nc3 {[#]} dxc4 $146 ({Predecessor:} 8... c5 9. cxd5 cxd4 10. Nxd4 exd5 11. Nf5 Nb6 12. Be3 Be6 13. O-O {½-½ (13) Fiuza,E (2016)-Dos Santos,F (1784) Recife 2019}) 9. Rd1 c5 10. O-O a6 11. dxc5 Bxc5 12. Ne4 Nxe4 $1 13. Qxe4 Qe7 14. Ng5 {[%csl Gg5][%cal Re4h7]} Nf6 15. Qxc4 e5 16. Bc3 Bf5 17. Nf3 Rac8 {Strongly threatening ...Bxf2+!} 18. Qh4 e4 19. Nd4 $36 {[%mdl 2048] Black is under pressure.} Bg6 20. Bh3 $1 {aiming for Nf5.} Bxd4 21. Rxd4 Rcd8 22. Rfd1 Rxd4 23. Rxd4 Rd8 24. Qf4 h5 25. Qe5 Qf8 26. a3 Rxd4 27. Bxd4 Qd8 28. Bg2 Qd7 29. h3 Qc6 30. e3 Kh7 31. Bf1 Qd7 32. Kh2 Bf5 (32... Ne8 $11 {remains equal.}) 33. b4 Kg6 34. Bg2 Qc6 35. Qf4 Qe6 (35... Nd5 $14 36. Bxe4 Nxf4 37. Bxc6 bxc6 38. gxf4 h4) 36. Bxf6 $18 gxf6 {[#]} (36... Qxf6 $142 37. g4 (37. Bxe4 Bxe4 38. Qxe4+ {[%mdl 64] Double Attack} Qf5 $16) 37... hxg4) 37. g4 $1 {[%cal Rg4f5][%mdl 576] Decoy} hxg4 38. hxg4 Bxg4 39. Qxe4+ ({Weaker is} 39. Bxe4+ Kg7 $16) 39... Kg5 40. Qxe6 fxe6 41. Bxb7 {[%mdl 4096] Endgame KB-KB} Be2 42. a4 Kf5 43. f4 e5 44. Kg3 Ke6 45. Bc6 Kd6 46. b5 $2 (46. Be4 $18) 46... a5 (46... exf4+ $11 47. exf4 (47. Kxf4 Bd1 $11) 47... Kc5) 47. Bf3 $16 Bd3 48. Bd1 Bf5 49. Kh4 exf4 50. exf4 Ke7 $2 {[#]} (50... Bg6 $16 {was worth a try.} 51. Bb3 Kc5) 51. Kh5 $1 $18 {[%cal Rh5h6]} Be4 52. Kh6 Bb7 $2 (52... f5 $18 53. Bb3 Kd6) 53. Kg6 Be4+ 54. f5 Bd5 55. b6 Be4 56. Be2 Bc6 57. Bd1 $2 (57. Bb5 Bb7 58. Bc4 Bc6 59. Bb5 Be4 60. Ba6 Kd7 61. Kxf6 Kd6 62. Bb5) 57... Bd5 $2 {[%mdl 8192] [#]} (57... Be4 $11 58. Be2 Bc6) 58. Bb3 $1 {[%mdl 512]} Bb7 (58... Bxb3 59. b7) 59. Bc2 Bd5 60. Bd1 $2 (60. Bd3 Bc6 61. Bb5 Bb7 62. Kg7 Be4 63. Ba6 Kd7 64. Kxf6 Bc2 65. Ke5) 60... Bb7 $2 {[%mdl 8192]} (60... Be4 $11 61. Be2 Bc6) 61. Kg7 Bd5 62. Be2 Bc6 63. Bc4 Kd6 64. Kxf6 Bxa4 65. Kg7 Be8 66. f6 $2 (66. Kf8 {mates} Bh5 67. Bb5 Bf3 68. f6 Bd5 69. f7 Kc5 70. Ke7 Kxb6 71. f8=Q Kxb5 72. Kd6) 66... a4 $16 67. Bb5 $2 ({White should try} 67. b7 $18 Kc7 68. Kf8) 67... a3 $11 {And now ...a2 would win.The position is equal.} 68. Bc4 {b7 is the strong threat.} ({Wrong is} 68. Bxe8 $2 a2 $19) 68... Kc6 69. Kf8 Bh5 70. Ke7 Kxb6 71. f7 Bxf7 $1 72. Kxf7 a2 73. Bxa2 {White really could win this. Accuracy: White = 74%, Black = 64%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.3"]
[White "Vitiugov, Nikita"]
[Black "Sjugirov, Sanan"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2722"]
[BlackElo "2675"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,117,27,29,77,14,56,18,55,35,20,27,27,25,41,26,47,0,91,0,0,0,6,0,53,0,0,0,14,5,5,3,8,12,14,4,18,36,14,14,27,-103,-102,-110,-103,-103,-85,-85,-85,-85,-85,-85,-85,-85,-85,-85,-85,-85,-63,-73,-69,-101,-44,-81,-62,-74,-62,-143,-117,-110,-77,-66,-68,-222,-89,-201,-202,-238,-53,-82,-51,-251,-251,-416,-243,-270,-265,-810,-222,-891,-838,-29965,-29963,-29984,-29985,-29988,-29989,-29989]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Be6 12. Nc2 Ne7 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 13. Ncb4 (13. Nxf6+ $16 gxf6 14. Bd3) 13... O-O 14. a4 {[#]} bxa4 $146 {The position is equal.} ({Predecessor:} 14... Nxd5 15. exd5 Bd7 16. Be2 e4 17. O-O e3 18. f4 Qb6 19. Qd3 Ra7 20. Rae1 g6 21. Qb1 Re8 22. f5 Kg7 23. Rf3 g5 24. h3 Qc5 25. Qc1 h5 {0-1 (25) Cuhendi,S (2450)-Shomoev,A (2565) Olongapo City 2015}) 15. Bxa6 Nxd5 16. exd5 Bd7 17. Bb7 Ra5 18. Bc6 a3 19. O-O e4 (19... axb2 $11 {keeps the balance.} 20. Rxa5 Bf5) 20. Qc2 (20. Bxd7 $16 Qxd7 21. Nc6) 20... Bf5 $11 21. Rxa3 Rxa3 22. bxa3 Qa5 (22... Qb6 $11) 23. Qc1 (23. Qb3 $14) 23... Qc5 24. c4 h6 25. Bb5 Bg5 $36 {[%mdl 2048] Black is pushing.} 26. Qc3 e3 27. fxe3 Bxe3+ 28. Kh1 Be4 29. Re1 Bd4 30. Qd2 f5 31. Nc6 (31. a4 $11) 31... Bf2 $1 $17 {[%cal Rf2e1]} 32. Rf1 Be3 33. Qb4 f4 34. Qxc5 Bxc5 35. h3 f3 36. gxf3 Rxf3 37. Rxf3 Bxf3+ {[%mdl 4096] Endgame KBB-KBN} 38. Kh2 {Strongly threatening a4.} Bxa3 39. Kg3 Bd1 40. Nd4 Kf7 41. Bd7 h5 (41... Bb2 $17 42. Nf3 Kf6) 42. Ne6 Kf6 43. Be8 g6 44. Bd7 (44. h4 $15) 44... Bb3 45. Bb5 Bb2 46. Kf4 {[#]} g5+ $1 {[%mdl 512]} 47. Kf3 $2 {[#]} ({Better is} 47. Ke4 $1 $15) (47. Nxg5 Be5+) 47... Kf5 (47... h4 $1 $19 48. Nf8 Bd1+ 49. Kf2 Bd4+ 50. Kg2 g4 51. hxg4 Bxg4 52. Nh7+ Kg6) 48. Kg3 (48. Ke3 $17 {was worth a try.}) 48... Be5+ $19 49. Kg2 Bc2 $2 (49... g4 $19 50. h4 Bf6) 50. Be8 $1 $15 h4 51. Bd7 $2 {[#]} ({White should play} 51. Bh5 $1 $15) 51... Kf6 $1 $19 {aiming for ...Be4+.} 52. Kf3 $2 (52. Nc7) 52... Bb3 (52... Bd1+ $142 53. Kf2 g4) 53. Bb5 Bd1+ 54. Kg2 $2 (54. Ke3) 54... Bc2 $2 (54... g4 {Threatens to win with ...Bf3+.} 55. Be8 Bf3+ 56. Kf2 Be4) 55. c5 $2 (55. Kf3) 55... Be4+ {[%mdl 64] Double Attack} 56. Kf1 g4 $1 {[%cal Rg4h3] Black mates.} 57. cxd6 Bxd6 58. hxg4 h3 59. g5+ {Accuracy: White = 42%, Black = 58%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.4"]
[White "Demidov, Mikhail"]
[Black "Timofeev, Artyom"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2519"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,119,14,17,15,39,41,25,29,30,33,25,26,34,31,32,2,7,0,0,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,18,0,0,0,5,0,6,0,6,6,129,123,67,101,132,122,168,130,126,123,132,133,267,239,222,0,265,225,200,200,299,295,276,0,0,0,0,0,19,0,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. e3 Nf6 3. d4 e6 4. c4 d5 5. a3 dxc4 6. Bxc4 a6 7. O-O b5 8. Be2 Bb7 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. a4 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} bxa4 12. Nc3 Nbd7 13. Nxa4 {White has an edge.} Bd6 14. Nd2 Ke7 15. Nc4 Bb4 16. f3 Ne8 17. e4 Nd6 18. Be3 Nxc4 19. Bxc4 Bc6 20. Rfd1 a5 21. Bd4 f6 22. b3 Rhc8 23. Be2 Bxa4 24. bxa4 Bc5 25. Bb5 {Strongly threatening Bxd7.} Bxd4+ 26. Rxd4 Nc5 27. Rc1 Rc7 28. h4 Rac8 29. Rcd1 e5 30. Rd6 h5 31. Kh2 Rb8 32. R1d5 Rbc8 33. Rd1 Rb8 34. R1d2 Rbc8 35. R2d5 Rb8 (35... Ra7 $11 {remains equal.}) 36. Rc6 $1 $16 {[%cal Rc6c7]} Rxc6 37. Bxc6 {[%mdl 4096] Endgame KRB-KRN} Ne6 38. Rxa5 Rb2 39. Ra7+ Kd6 40. Bd5 {And now Ra6+ would win.} Nd4 {[#]} 41. Kh3 $1 ({Resist} 41. Rxg7 $6 Nxf3+ 42. Kh3 Ng1+ 43. Kg3 Ne2+ 44. Kf3 Nf4 $14) 41... g5 (41... Ne2 $16 {keeps fighting.}) 42. Ra6+ Ke7 {intending ...Ne2.} 43. Ra7+ Kd6 44. hxg5 fxg5 {next ...Ne2 is good for Black.} 45. Rg7 Ne2 (45... Rb1 $142 46. Rxg5 Rh1+ 47. Kg3 Ne2+ 48. Kf2 Nf4) 46. Rxg5 $18 Nf4+ {[#]} 47. Kh4 $2 (47. Kh2 $1 $18) 47... Nxg2+ $11 {The position is equal.} 48. Kxh5 {Rg6+ is the strong threat.} Nf4+ 49. Kh6 Rb4 50. a5 Ra4 51. Rg8 Rxa5 52. Bb3 Ra3 53. Rb8 Kc7 54. Rb4 Nd3 55. Rb5 Ne1 56. Bd1 Nxf3 57. Bxf3 Rxf3 58. Rxe5 Kd6 59. Rf5 Re3 60. e5+ {Blacks defense is rewarded with a draw. Accuracy: White = 93%, Black = 80%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.5"]
[White "Demchenko, Anton"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2641"]
[BlackElo "2653"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,143,0,0,0,0,0,12,9,40,34,30,36,37,35,46,39,43,41,59,59,64,52,60,24,61,61,68,66,67,61,75,61,77,73,77,48,76,76,70,43,43,43,43,41,40,38,43,43,49,49,47,27,23,12,12,12,13,14,20,20,21,21,21,21,24,24,24,8,8,8,8,4,4,4,7,7,7,7,7,7,7,4,4,4,4,4,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,0,8,8,8,8,8,7,7,7,8,7,7,7,7,0,7,4,7,7,7,7,7,0,8,8,8,8]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3.} Be6 11. Qf3 c5 12. Rd1 {[#]} Qc8 $146 ({Predecessor:} 12... Bxc3 13. bxc3 Qa5 14. Bg5 Ne4 15. Bxe4 {½-½ (15) Narayanan,S (2549)-Smirnov,A (2529) Gold Coast 2018}) 13. Bg5 Bxc3 $1 14. bxc3 Ne4 $1 {[%cal Re4g5]} 15. Bxe4 dxe4 16. Qxe4 Bf5 17. Qc4 Qe6 18. Qxe6 Bxe6 19. a4 Rfb8 20. Rab1 Bf5 21. Rxb8+ Rxb8 $14 {[%mdl 4096] Endgame KRB-KRB} 22. Bf4 Rc8 23. a5 h6 24. Be3 Rc6 25. g4 Bxc2 26. Rd8+ Kh7 27. Rd7 Ra6 28. Bxc5 Rxa5 29. Bxa7 Bb3 30. Kh2 Be6 31. Rc7 h5 32. Kg3 g5 33. gxh5 Kh6 34. Be3 Kxh5 35. f4 gxf4+ 36. Bxf4 Rd5 37. Be3 Rd3 38. Kf4 Bxh3 39. Rxf7 Kg6 40. Rc7 Kf6 41. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Ke6 42. c5 Rd7 {The position is equal.} 43. Rc6+ Kd5 44. Rh6 Rf7+ 45. Kg3 Be6 46. Bf4 Bd7 47. Bd6 Bc6 48. Rh5+ Kc4 49. Rh8 Rf3+ 50. Kg4 Rf1 51. Kg5 Rf2 52. Rc8 Kb5 53. Rb8+ Kc4 54. Rb6 Kd5 55. Ra6 Rf1 56. Ra2 Rf3 57. Rd2+ Kc4 58. Be7 Rf1 59. Rd6 Kb5 60. Rd4 Rf7 61. Bd6 Rf1 62. Rd2 Kc4 63. Re2 Kb4 64. Re3 Kc4 65. Kg6 Kd4 66. Re7 Kc4 67. Kg7 Rf2 68. Re5 Rf1 69. Rh5 Rf2 70. Bc7 Rf1 71. Bb6 Rf3 72. Rh4+ {Accuracy: White = 97%, Black = 96%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.6"]
[White "Frolyanov, Dmitry"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2546"]
[BlackElo "2682"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,85,0,-10,0,-14,-6,0,0,-11,0,-19,-12,-9,-11,-17,0,0,0,-8,0,-5,0,0,0,0,0,5,12,12,25,24,24,0,24,24,24,24,29,24,24,24,24,24,24,23,23,23,23,23,23,23,23,8,9,0,0,0,5,5]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. d5 Nb8 {[%cal Bc6b8,Bb8d7,Bd7c5][%mdl 32]} 13. Nf1 Nbd7 14. N3h2 Nc5 15. Bc2 c6 {[%cal Rc6d5] C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations.} 16. b4 Ncd7 {[%cal Rc6d5]} 17. dxc6 $1 Bxc6 18. Bg5 Qc7 19. Bxf6 Nxf6 20. Ng4 Nxg4 21. hxg4 Bb7 {21...Be7 is becoming the main line.} 22. Qf3 Rac8 {[#]} 23. Ne3 $146 ({Predecessor:} 23. Bb3 d5 24. Bxd5 Bxd5 25. exd5 Qxc3 26. a3 Qxf3 27. gxf3 f6 28. Ne3 g6 29. Rac1 {0-1 (36) Ward,R (2149)-Mayer,J (2057) ICCF email 2003}) 23... Qxc3 {[#]} 24. Bb3 $1 {[%mdl 512]} Re7 (24... Rc7 {seems wilder.} 25. Nd5 Qxf3 26. gxf3 Bxd5 27. Bxd5 Rec8) 25. Nd5 Bxd5 $1 26. Qxc3 Rxc3 27. Bxd5 g6 28. a4 Bh6 29. axb5 axb5 30. Ra5 Kg7 31. Rxb5 {And now Rb8 would win.} Rc2 32. Rb1 {[#] Hoping for Rb8.} Rec7 33. Rb7 Rxb7 34. Bxb7 Rc1+ 35. Rxc1 Bxc1 $11 {[%mdl 4096] Endgame KB-KB} 36. Bd5 Ba3 37. b5 Bc5 38. Kf1 h5 39. gxh5 gxh5 40. g3 Kg6 {The position is equal.} 41. Kg2 f5 42. f3 f4 43. gxf4 {A rather calm draw. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.7"]
[White "Savchenko, Boris"]
[Black "Fedoseev, Vladimir"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2564"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,129,35,4,22,2,4,0,50,0,0,-14,0,0,0,-51,22,-26,-23,-19,-25,-23,-25,-37,-58,-68,-36,-55,-26,-20,15,0,0,-35,-31,-66,-4,-56,-54,-68,161,152,258,101,140,105,113,114,98,0,45,0,0,0,0,0,75,77,80,-95,-95,-101,-97,-102,-94,-92,-92,-93,-101,-101,-100,-84,-93,-89,-71,-68,-70,-69,-68,-75,-67,-63,-68,-66,-15,-16,0,0,0,0,0,-6,-6,-6,-6,-19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,11,14,14,14,10,14,14,14,14]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. Be3 Nbd7 9. Qf3 h5 10. O-O-O Rc8 {[#]} 11. Kb1 $146 ({Predecessor:} 11. Nd5 Nxd5 12. exd5 Bg4 13. hxg4 hxg4 {0-1 (13) Fercec,N (2450)-Zufic,M (2461) Zadar 2015}) 11... g6 12. Bg5 Be7 13. Bd3 (13. Bd2 $11) 13... Kf8 (13... Rxc3 $15 14. bxc3 Qc7) 14. g4 Kg7 {[%cal Rh5g4]} 15. Rhg1 hxg4 16. hxg4 Nh7 17. Bd2 Bg5 18. Be1 Nhf6 19. Be2 Qe7 20. Qd3 Ne8 21. Nd5 Bxd5 22. exd5 Nb6 23. Na5 Rh2 (23... Qc7 $15 24. Bf3 Rh4) 24. Qb3 ({White should play} 24. Qg3 $11 Qc7 25. c4) 24... Qc7 $15 25. Rg3 {Threatening Rc3.} Bd8 $2 (25... Nd7 $1 $15 {keeps the upper hand.} 26. Rc3 Nc5) 26. g5 $18 Qe7 (26... Nd7 $16 {was called for.} 27. Bg4 (27. Nxb7 Rb8 $11) 27... Kg8) 27. Qe3 $2 (27. Bd2 $18 {is more deadly.} Rxf2 28. Rh1) 27... Na4 28. Bg4 Rc5 29. Nb3 Rc4 30. Qe2 (30. Bd2 $16) 30... b5 31. Na5 Bxa5 32. Bxa5 {next b3 is good for White.} Rf4 33. Bf3 e4 {[#]} (33... Qa7 $11 {keeps the balance.}) 34. b3 $1 $16 {[%cal Rb3a4]} Kf8 35. Rh1 $2 ({Reject} 35. bxa4 exf3 36. Qxe7+ Kxe7 $15) (35. Bg2 $16 {stays on course.} Nc5 36. Bd2) 35... Qe5 $36 {[%csl Ga4][%cal Re5b2][%mdl 2048] Black is really pushing.} 36. bxa4 exf3 37. Qxe5 Rxh1+ 38. Qe1 Rxe1+ 39. Bxe1 Rxa4 40. Rxf3 {[%mdl 4096] Endgame KRB-KRN} Rd4 {[#] Strongly threatening ...Rd1+.} 41. Kb2 Rxd5 42. Ra3 Nc7 43. Ba5 Ne6 44. Bb6 Nxg5 45. Rxa6 Ke7 46. c4 bxc4 {White must now prevent ...Ne4.} 47. Kc3 Ne4+ (47... Rf5 $15 48. Kxc4 d5+ 49. Kd3 Ne6) 48. Kxc4 $11 {The position is equal.} Rf5 49. a4 Kd7 ({Don't play} 49... Nxf2 50. a5 $17) 50. Ra7+ Kc6 51. a5 {[%csl Gb6][%cal Ra7c7]} Nd2+ 52. Kc3 Nf3 53. Ra8 Rf4 54. Be3 Ra4 55. Kb3 Ra1 56. a6 {aiming for a7.} d5 57. Rc8+ Kd7 58. Rf8 {Threatens to win with a7.} d4 59. a7 {And now Bc1! would win.} dxe3 60. fxe3 {KRN-KR} Ke6 (60... Nd2+ {with more complications.} 61. Kc3 Nf1 62. Kd3 Ra3+ 63. Ke4 Nxe3 64. a8=Q Rxa8 65. Rxa8 Ng4) 61. a8=R Rxa8 62. Rxa8 Kf5 63. Kc3 Ke4 64. Re8+ Ne5 65. Kd2 {Accuracy: White = 75%, Black = 72%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.8"]
[White "Predke, Alexandr"]
[Black "Stupak, Kirill"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2684"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "20"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,20,24,43,0,0,0,0,-66,-55]} 1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. O-O Nc6 6. Nxd4 Qb6 {6...Bc5 is more advanced technology.} 7. Nb3 d5 8. c4 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems.} dxc4 9. N3d2 Qa6 10. a4 {[#]} ({White should play} 10. b3 $11) 10... e5 $146 {White did not feel at home in the position after the opening.} ({Predecessor:} 10... Bb4 11. Na3 Bxa3 12. Rxa3 e5 13. a5 O-O 14. Bxc6 Qxc6 15. Qa4 Qxa4 16. Rxa4 c3 17. bxc3 {0-1 (29) Ma,L (2025)-Ng,T (2150) Penang 2018}) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.9"]
[White "Drygalov, Andrey"]
[Black "Chigaev, Maksim"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2495"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,165,14,22,15,14,22,23,15,17,18,14,14,23,15,22,16,0,23,19,29,23,29,8,9,8,20,9,22,9,33,6,23,25,55,56,57,57,62,64,93,71,70,54,72,72,72,75,79,80,54,33,34,35,68,55,54,37,44,38,41,27,20,14,48,13,13,19,14,15,24,7,7,7,7,0,16,16,16,18,116,120,210,208,254,267,249,231,276,269,328,308,422,408,454,426,437,349,283,270,407,371,12834,692,648,639,586,493,1078,500,12841,365,662,666,633,593,1008,691,1848,1337,12837,732,710,696,5185,784,12847,2197,12845,1856,12839,12839,12840,12840,12841,12840,12841,12841,12843,12844,12845,12845,12843,0,12843,12843,12843,12841,12845,12845,12845,12845,12848,12847,12850,12850]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 7. Nbd2 O-O {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Re1 a5 9. Nf1 a4 {White has an edge.} 10. Bb5 a3 11. b4 Bb6 12. Be3 Bxe3 13. Nxe3 Ne7 14. Bc4 {[#]} Ng6 $146 ({Predecessor:} 14... c6 15. Bb3 Ng6 16. Qd2 Re8 17. h3 d5 18. exd5 cxd5 19. d4 e4 20. Ne5 Nxe5 21. dxe5 Rxe5 {0-1 (43) Van Foreest,L (2500)-Anton Guijarro,D (2642) Skopje 2018}) 15. Qc2 c6 16. d4 Re8 17. dxe5 Nxe5 18. Nxe5 Rxe5 19. Bd3 Re8 20. Rad1 Qc7 21. h3 Be6 22. c4 Qb6 23. Qc3 Bd7 24. Nc2 Qa7 25. Re3 b5 26. Rde1 bxc4 27. Bxc4 d5 28. exd5 cxd5 29. Rxe8+ Bxe8 30. Bd3 Bd7 31. Qd4 Qxd4 32. Nxd4 Ra4 33. Rb1 Ne4 34. Bc2 Ra8 35. Bxe4 dxe4 $14 {[%mdl 4096] Endgame KRB-KRN} 36. b5 Kf8 37. b6 Ke7 38. Re1 (38. Nc2 $5 {[%cal Rb6b7]}) 38... f5 39. f3 Rb8 40. fxe4 Rxb6 41. exf5+ Kf6 42. Re3 Rb4 43. Ne6 Rb1+ 44. Kh2 Rb2 {[#] White must now prevent ...Bc6.} 45. Rxa3 Kxf5 (45... Bc8 $11 {remains equal.}) 46. Nxg7+ $16 {White now steadily converts the win.} Kf6 (46... Kg6 $16) 47. Nh5+ $18 Kg5 48. Ra5+ Kg6 49. Nf4+ Kf7 50. Ra7 Ke8 51. Ra6 Bf5 52. Rf6 Bd7 53. Rxh6 Rxa2 54. Nd5 Kf8 55. Rb6 Rd2 (55... Kf7 $142 56. Kg3 Ra3+ 57. Kh4 Ra5) 56. Nf4 Rf2 $2 (56... Kg8 57. h4 Bf5) 57. Kg3 (57. Ng6+ $142 Kg7 58. Nh4) 57... Rc2 58. Ng6+ Ke8 59. Ne5 Bf5 (59... Rc3+ $142 60. Kh4 Bc8) 60. Rf6 (60. h4 $142 Ra2 61. Kf4) 60... Bc8 (60... Rc3+ $142 61. Kh4 Bb1) 61. Rf2 $2 (61. Rc6 Rxc6 62. Nxc6) 61... Rc5 $2 (61... Rc3+ 62. Rf3 Rc7) 62. Kf4 Ke7 63. g4 Kf6 64. g5+ Ke6 65. Re2 Rd5 66. Nf3+ (66. Nc6+ $142 Kf7 67. h4) 66... Kf7 67. h4 Kg6 68. Re7 (68. Re8 $142 Rf5+ 69. Ke3) 68... Kh5 69. Rh7+ Kg6 70. Rh6+ (70. Rc7 $142 Bh3 71. Ne5+ Rxe5 72. Kxe5) 70... Kg7 71. Rf6 Ra5 72. h5 Ra4+ {[#]} 73. Ke3 $1 Ra3+ 74. Kf2 Bg4 75. h6+ Kh7 76. Rf7+ Kg6 77. Rf6+ Kh7 78. Ne5 {Intending Rf7+ and mate.White is clearly winning.} Bh5 79. Re6 Ra8 80. Re7+ Kg8 81. Kg3 {White wants to mate with g6.} Ra4 82. g6 Bxg6 83. Rg7+ {[%mdl 64] Double Attack. Accuracy: White = 79%, Black = 55%.} ({Worse is} 83. Nxg6 Rg4+ 84. Kxg4 $11) 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.10"]
[White "Faizrakhmanov, Ramil"]
[Black "Bocharov, Dmitry"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2451"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,153,42,35,33,38,52,19,43,16,35,15,27,7,26,10,18,16,27,35,35,20,83,56,62,56,38,45,68,41,54,42,53,54,73,62,66,62,78,72,59,19,52,52,53,50,38,18,72,0,27,6,7,10,86,89,105,104,125,128,118,108,122,120,268,251,289,285,306,302,306,298,298,298,298,298,291,266,277,248,207,83,84,87,95,83,100,83,83,67,791,747,966,966,890,854,967,932,890,746,646,564,961,943,683,660,1455,1118,783,304,4698,5269,2709,2068,1636,1952,4922,1514,6502,6039,4133,4661,29972,29974,29977,29979,29980,29981,29981,29982,29982,29982,29983,29984,29984,29985,29985,29986,29986,29987,29987,29987,29986,29987]} 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bf5 5. e3 Bg7 6. Bd3 Bxd3 7. Qxd3 O-O {E61: King's Indian: Early deviations for White, including Smyslov System.} 8. O-O c5 9. b3 {[#]} cxd4 $146 {The position is equal.} ({Predecessor:} 9... Nc6 10. Bb2 e5 11. Rad1 Re8 12. dxe5 dxe5 13. Qb1 Qc8 14. Nd2 Ne7 15. Nb5 Nf5 16. Ne4 Qc6 17. Nbc3 h5 18. Nd5 Nxe4 19. Qxe4 Rac8 20. Rd2 b5 21. Rfd1 Re6 {1-0 (21) Fomichenko,E (2492)-Lamoureux,C (2348) Rennes 2008}) 10. Nxd4 Nbd7 11. Bb2 Qa5 12. h3 Rfc8 13. Rfd1 a6 14. Rac1 Rc7 15. Qe2 Rac8 16. e4 Ne5 (16... e6 $11) 17. a3 Qb6 18. Nd5 Nxd5 19. exd5 Nd7 20. Qe3 Nc5 {White must now prevent ...Nxb3!} 21. Rc2 Rd7 22. b4 Na4 23. Ba1 $1 {aiming for Qb3.} Qd8 24. Nb3 Bxa1 25. Rxa1 Rdc7 26. Rac1 Qd7 27. Qd4 e6 28. dxe6 Qxe6 29. Qd3 Nb6 {[#]} (29... b5 $11 {keeps the balance.}) 30. c5 (30. Re2 $1 $16 {[%cal Re2e6]} Qf6 31. Nd2) 30... dxc5 31. Rxc5 Rxc5 32. Nxc5 Qe7 (32... Qc6 $11 {remains equal.}) 33. Rd1 $16 Rc7 34. Qd4 Rc6 35. Qd8+ Qxd8 36. Rxd8+ {[%mdl 4096] Endgame KRN-KRN} Kg7 37. Nxb7 Rc3 (37... h5 $16 {might work better.}) 38. Rd6 $18 Nc4 {[#]} 39. Rc6 $1 ({Not} 39. Rxa6 Rxa3 40. Rxa3 Nxa3 $16) 39... Rc2 40. a4 {[%cal Ba3a4,Ba4b5][%mdl 32]} ({Don't take} 40. Rxa6 $6 Rc1+ 41. Kh2 Rc2 $18) 40... Ne3 41. Rxc2 ({And not} 41. Rxa6 Rc1+ 42. Kh2 Nf1+ 43. Kh1 Nd2+ 44. Kh2 Nf1+ 45. Kh1 Nd2+ 46. Kh2 Nf1+ $11) 41... Nxc2 {KN-KN} 42. b5 axb5 43. axb5 Kf6 44. b6 Ke7 45. Nc5 {Hoping for b7.} Kd6 46. Ne4+ (46. b7 $18 {is more deadly.} Kc7 47. Kh2) 46... Kc6 $16 47. Ng5 Kxb6 48. Nxf7 Kc6 49. Ng5 h5 50. Ne6 {Threatens to win with Nf4.} Kd6 $2 {[%mdl 8192]} (50... Kd5 $14 51. Nf4+ Ke4) 51. Nf4 $18 Ke5 52. Nxg6+ Kf5 53. Nh4+ Kf6 54. Nf3 Nb4 55. Kh2 Nd3 56. Kg3 Kf5 57. Nd4+ Ke5 58. Ne2 Kf5 59. f4 Ne1 60. Kf2 $2 (60. Nd4+ Ke4 61. f5) 60... Nd3+ $2 (60... Nc2 61. Ng3+ Kxf4 62. Nxh5+ Kg5) 61. Ke3 Nb4 62. Kf3 h4 63. Nd4+ Kg6 64. Kg4 (64. Ke4 $142 Kf7 65. Nf3) 64... Nd5 65. f5+ Kf6 66. Kxh4 Ke5 67. Kg5 {White mates.} Kxd4 {KN-K3P} 68. f6 Nc7 69. Kf5 Kd5 70. f7 Ne6 71. Kf6 Kd6 72. g4 Nf8 73. g5 Nd7+ 74. Kg7 Ke7 75. h4 Nf8 76. h5 Ne6+ 77. Kg8 {Accuracy: White = 75%, Black = 60%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.11"]
[White "Matinian, Nikita"]
[Black "Zvjaginsev, Vadim"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2475"]
[BlackElo "2617"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,65,22,18,18,15,12,5,16,22,20,6,9,19,28,-3,0,-23,-30,-17,-23,-58,-45,-57,-41,-47,-43,-48,-56,-71,-70,-77,-78,-91,-88,-79,-96,-235,-231,-235,-233,-278,-277,-359,-329,-329,-251,-329,-329,-329,-329,-329,-329,-329,-329,-564,-563,-29984]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 Rb8 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} 7. c3 Nf6 8. d4 cxd4 {The position is equal.} 9. cxd4 O-O 10. Nc3 d6 11. b3 Bg4 {[#]} 12. Bb2 $146 (12. h3 $5 {[%cal Rh3g4]} Bxf3 13. Qxf3 $11) ({Predecessor:} 12. h3 Bxf3 13. Qxf3 Nd7 14. Be3 Rc8 15. Rac1 Qa5 16. Qe2 Rfe8 17. Qd2 c5 18. dxc5 Nxc5 {0-1 (48) Satyapragyan,S (2416)-Fressinet,L (2702) Douglas 2015}) 12... Nd7 13. Na4 Nb6 14. Nxb6 Qxb6 15. Rc1 Qa6 16. Ra1 c5 17. e5 Rfd8 $36 {[%mdl 2048] Black has the initiative.} 18. h3 Be6 19. d5 dxe5 20. Bxe5 Rxd5 21. Bxb8 {[#] aiming for Qc1.} Rxd1 22. Raxd1 h6 ({Much weaker is} 22... Qxa2 $6 23. Rd8+ Bf8 24. Bf4 $14) 23. Rd8+ {Loses the game.} (23. Rd2 $17) 23... Kh7 $19 24. Be5 Qxa2 25. Bxg7 Kxg7 26. Re8 Kf6 (26... Qxb3 $2 27. Rxe7 Bd5 28. Rxa7 $17) 27. Re3 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 28. Ne5 Bxb3 29. Nd7+ Kg7 {...c4 is the strong threat.} 30. Nxc5 Bd5 31. R8xe7 a4 {Strongly threatening ...a3.} 32. Rd7 $2 {[#]} (32. Re1) 32... a3 33. Ra7 {Accuracy: White = 56%, Black = 90%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "7.12"]
[White "Khanin, Semen"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2482"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,63,15,29,16,12,12,12,12,8,10,1,0,0,0,0,0,0,17,0,0,4,4,4,4,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Qb3 c5 9. cxd5 exd5 10. dxc5 Bxc3+ 11. Qxc3 Qxc3+ 12. bxc3 Nd7 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 13. Rd1 {The position is equal.} Nf6 $1 {[%mdl 4] is currently scoring better than 13...Nxc5. Played by Liren Ding in June 2020.} 14. Nd4 Bd7 {[#]} 15. Bd3 $146 ({Predecessor:} 15. f3 Rfc8 16. Nb3 Ba4 17. Rd4 Bxb3 18. axb3 Rxc5 19. Kd2 Ra5 20. Bd3 Nd7 21. Kc1 {1-0 (43) Carlsen,M (2863)-Ding,L (2791) chess24.com INT 2020}) 15... Rfc8 16. Nb3 b6 17. Ba6 Rc7 18. c4 dxc4 19. Bxc4 Ba4 20. Rc1 Bxb3 21. Bxb3 Rac8 22. Ke2 Nd7 23. c6 Rxc6 24. Rxc6 Rxc6 $11 {[%mdl 4096] Endgame KRB-KRN} 25. Rd1 Rc7 26. e4 Kf8 27. Ke3 Ke7 28. f4 f6 29. Rd2 Nc5 30. Rc2 Kd6 31. Rd2+ Ke7 32. Rc2 {Not much happened in this game. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.1"]
[White "Sjugirov, Sanan"]
[Black "Matlakov, Maxim"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2675"]
[BlackElo "2685"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,46,35,24,19,0,9,25,15,-129,-118,-122,-120,-113,-112,-136,-132,-172,-175,-202,-198,-187,-194,-443,-426,-666,-666]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. d4 Bb6 9. a4 Bb7 10. Re1 O-O 11. Bg5 h6 12. Bh4 exd4 {C78: Ruy Lopez: Archangelsk and Möller Defences.} 13. axb5 axb5 14. Rxa8 Bxa8 {[#] White has an edge.} 15. Na3 $146 (15. cxd4 $11 {keeps the balance.} g5 16. Bg3) ({Predecessor:} 15. cxd4 g5 16. Bg3 Re8 17. d5 Na5 18. Bc2 c6 19. dxc6 Bxc6 20. Nc3 Nc4 21. b4 {½-½ (30) Ismagambetov,A (2559)-Wei,Y (2714) Abu Dhabi 2016}) 15... dxc3 $17 16. bxc3 g5 17. Bg3 Re8 $1 18. Qb1 {next e5 is good for White.} Ne5 $1 19. Nxe5 dxe5 20. Nxb5 {[#]} h5 $1 {[%cal Rh5h4] And now ...h4 would win.} 21. h4 {[#]} Ng4 $1 22. hxg5 $2 (22. Qd1 Bc6 23. Qf3) 22... Qxg5 $19 {...h4 is the strong threat.} 23. Qc1 (23. Nxc7 $142 Bxc7 24. Qc1 Qxc1 25. Rxc1) 23... Qf6 {White got outplayed after the opening. Accuracy: White = 24%, Black = 100%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.2"]
[White "Rakhmanov, Aleksandr"]
[Black "Savchenko, Boris"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2645"]
[BlackElo "2564"]
[Annotator "RC"]
[PlyCount "79"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:01]} Bg7 {[%emt 0:00:00]} 5. cxd5 {[%emt 0:00:02]} Nxd5 {[%emt 0:00:00]} 6. Qa4+ {[%emt 0:00:02]} Nc6 {[%emt 0:02:25]} 7. e4 {[%emt 0:00:03]} Nb6 {[%emt 0:00:42]} 8. Qc2 {[%emt 0:00:06]} Nxd4 {[%emt 0:01:41]} 9. Nxd4 {[%emt 0:00:03]} Bxd4 {[%emt 0:00:03]} 10. Bh6 {[%emt 0:00:06]} f6 {[%emt 0:03:36]} 11. Rd1 {[%emt 0:03:42]} c5 {[%emt 0:00:35]} 12. Nb5 {[%emt 0:04:11]} Be6 {[%emt 0:01:57]} 13. b3 {[%emt 0:05:36]} g5 {[%emt 0:02:27]} 14. h4 {[%emt 0:00:52]} Rg8 {[%emt 0:01:07]} 15. hxg5 {[%emt 0:00:04]} fxg5 {[%emt 0:00:07]} 16. Be2 {[%emt 0:00:44]} Qd7 {[%emt 0:00:36]} 17. Nxd4 {[%emt 0:01:21]} cxd4 {[%emt 0:00:03]} 18. Qc5 {[%emt 0:00:01]} Rc8 {[%emt 0:00:30]} 19. Qe5 {[%emt 0:01:00]} Qd6 {[%emt 0:00:10]} 20. Qxd6 {[%emt 0:00:06]} exd6 {[%emt 0:00:02]} 21. Rxd4 {[%emt 0:00:04]} Rc1+ {[%emt 0:01:35]} 22. Bd1 {[%emt 0:00:02]} Rg6 {[%emt 0:00:37]} 23. f4 {[%emt 0:00:11]} gxf4 {[%emt 0:00:08]} 24. Bxf4 {[%emt 0:00:02]} Ra1 {[%emt 0:00:10]} 25. O-O {[%emt 0:00:37]} Rxa2 {[%emt 0:00:24]} 26. Bh5 {[%emt 0:00:01]} Raxg2+ {[%emt 0:00:01]} 27. Kh1 {[%emt 0:00:01]} d5 {[%emt 0:00:22]} 28. Re1 {[%emt 0:00:23]} Kd7 {[%emt 0:00:07]} 29. Bxg6 {[%emt 0:00:03]} Rxg6 {[%emt 0:00:02]} 30. Rc1 {[%emt 0:00:06]} Rg4 {[%emt 0:00:05]} 31. Be5 {[%emt 0:00:22]} Rxe4 {[%emt 0:00:15]} 32. Rc7+ {[%emt 0:00:06]} Ke8 {[%emt 0:00:20]} 33. Rxe4 {[%emt 0:00:03]} dxe4 {[%emt 0:00:01]} 34. Rxb7 {[%emt 0:00:25]} e3 {[%emt 0:00:15]} 35. Kg1 {[%emt 0:00:04]} Bxb3 {[%emt 0:00:10]} 36. Rxa7 {[%emt 0:00:10]} Bc2 {[%emt 0:00:11]} 37. Bd4 {[%emt 0:00:04]} Nd5 {[%emt 0:00:05]} 38. Ra1 {[%emt 0:00:18]} Kf7 {[%emt 0:00:08]} 39. Re1 {[%emt 0:00:05]} Bf5 {[%emt 0:00:04]} 40. Rxe3 {[%emt 0:00:02]} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.3"]
[White "Paravyan, David"]
[Black "Demidov, Mikhail"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2653"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,84,10,16,13,11,9,14,20,14,0,0,0,0,0,0,-8,-8,-46,-46,-112,-94,-127,-125,-116,-118,-127,-75,-83,-2,-77,-20,-26,-21,-29,-40,-28,-29,-88,-91,-193,-192,-314,-398,-377,-338,-393,-291,-497,-472,-590,-453,-437,-383,-589,-587,-545,-555,-915,-911,-1216,-1175,-923,-874,-5740,-6510,-4133,-1521,-29981,-29982,-29982,-29983]} 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 Bxc3 6. Bxc3 Ne4 7. Qc2 Nxc3 8. Qxc3 O-O 9. e4 {E11: Bogo-Indian.} d6 10. Bd3 Nd7 11. e5 {The position is equal.} dxe5 12. dxe5 Nc5 13. Bc2 a5 {[#]} 14. O-O-O $146 ({Predecessor:} 14. O-O b6 15. Qe3 Bb7 16. Ng5 h6 17. Nf3 Rfd8 18. a3 a4 19. Ne1 Qh4 20. f4 {1-0 (37) Caetano,H (2190)-Lorensetti,J (1815) Maringa 2014}) 14... b6 15. h4 Bb7 16. Ng5 h6 $36 {[%mdl 2048] Black has some pressure.} (16... Bxg2 17. Rhg1 $16) 17. Rd4 (17. Bh7+ $15 Kh8 18. Bc2) 17... Rad8 $17 ({Of course not} 17... hxg5 $6 18. hxg5 Ne4 19. Qh3 $14) ({Much weaker is} 17... Bxg2 $6 18. Rg1 $11) 18. Rf4 {White wants to play Nh7.} f5 ({Much worse is} 18... hxg5 $6 19. hxg5 Qxg5 20. Bh7+ Kh8 21. Bc2+ Kg8 22. Bh7+ Kh8 23. Bg6+ Kg8 24. Bh7+ $11) 19. exf6 Rxf6 20. Nh3 Rxf4 (20... e5 $142 21. Rxf6 Qxf6) 21. Nxf4 Qf6 ({Better is} 21... Be4 $17) 22. Qe3 (22. Qxf6 $11 {remains equal.} gxf6 23. Rd1 Rxd1+ 24. Kxd1) 22... Qd4 (22... a4 $17 {Hoping for ...a3!} 23. Rd1 Rxd1+ 24. Kxd1 Qxh4) 23. Rd1 $11 Qxe3+ 24. fxe3 Rxd1+ 25. Kxd1 {[%mdl 4096] Endgame KBN-KBN} Kf7 26. g3 (26. Kd2 $11) 26... Be4 $17 {White is now going downhill.} 27. Ne2 (27. a3 $17) 27... Kf6 $19 28. Nc3 {[#]} (28. Nd4 $142) 28... Bxc2+ $1 29. Kxc2 {KN-KN} Kf5 30. Nb5 c6 31. Nd6+ $2 (31. Na7 Kg4 32. Nxc6) 31... Kg4 32. a3 Kxg3 33. h5 Kg4 34. b4 (34. Ne8 $142 Kxh5 35. b4 axb4 36. axb4) 34... axb4 35. axb4 Na6 36. b5 cxb5 37. cxb5 Nc7 38. Kd3 Kxh5 39. Kc4 Kg4 40. Nc8 Na8 (40... h5 $142 41. Kd3 h4) 41. Nxb6 Nxb6+ 42. Kc5 Nc8 {Accuracy: White = 29%, Black = 75%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.4"]
[White "Zvjaginsev, Vadim"]
[Black "Demchenko, Anton"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2617"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,0,4,0,7,2,0,9,-6,0,0,21,4,0,0,5,0,0,0,38,27,43,43,58,66,126,135,140,-15,76,78,133,128,145,134,180,188,181,179,186,176,141,25,2,2,17,0,0,0,23,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. d3 d5 (4... Bc5 5. Bg2 d6 6. O-O O-O 7. c3 a6 8. b4 Ba7 9. Nbd2 h6 10. a4 Be6 11. Bb2 Re8 12. b5 axb5 13. axb5 Ne7 14. d4 Ng6 15. Qc2 {1-0 (39) Zvjaginsev,V (2660)-Demchenko,A (2589) St Petersburg 2015}) 5. exd5 Nxd5 6. Bg2 Bd6 {C44: Ponziani Opening and Scotch Gambit.} 7. O-O O-O 8. Re1 Bg4 {[#]} 9. h3 $146 ({Predecessor:} 9. Bd2 Nf6 10. Nc3 Nd4 11. Be3 Nc6 12. Qc1 Re8 13. Ng5 h6 14. Nge4 Nh7 15. f3 {0-1 (33) Webber,E (1192)-Mostert,G (1267) Bloemfontein 2016}) 9... Bh5 10. c3 Nb6 11. a4 a5 12. Na3 Bxa3 13. Rxa3 f6 14. Ra1 Kh8 15. Be3 Qd6 16. g4 Bg6 17. d4 e4 (17... Nc4 $14) 18. Nh4 $16 Rae8 19. Qb3 $2 (19. Bc1 $16) 19... Bf7 (19... f5 $1 $11 {keeps the balance.}) 20. Qc2 g6 (20... Ne7 $142) 21. Bh6 Rg8 22. Rxe4 Bd5 23. Rxe8 Rxe8 {[#]} 24. Nxg6+ $1 {[%mdl 512]} hxg6 25. Qxg6 {[%csl Gh6][%cal Rg6g7]} Re7 ({Avoid the trap} 25... Rg8 $2 26. Qh5 $18) 26. Qh5 ({Better is} 26. Bf8 $16) 26... Bf7 $1 $11 {[%cal Rf7h5]} 27. Qf5 Qe6 $1 28. Qf4 {[#] Threatens to win with d5!} Qd6 29. Qf5 {Strongly threatening Bf8.} Qe6 $1 {White should prevent ...Qxf5.} 30. Qf4 {aiming for d5!} Qd6 31. Qf5 {Accuracy: White = 83%, Black = 74%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.5"]
[White "Esipenko, Andrey"]
[Black "Drygalov, Andrey"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2682"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,106,13,31,38,30,12,37,4,32,31,61,21,27,27,50,13,25,26,23,0,0,-13,-9,-27,13,-34,-22,-18,0,-37,-43,-48,-38,-50,-58,-64,8,0,0,0,14,19,36,0,0,0,0,0,0,0,0,0,25,14,251,61,84,0,0,-213,-210,-249,-250,-385,-388,-496,-427,-427,-426,-419,-408,-393,-380,-493,-493,-477,-468,-493,-493,-531,-521,-469,-462,-692,-683,-813,-785,-1191,-991,-1543,-1451,-1275,-919]} 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. Qb3 Qc7 8. f3 Bg6 9. Bd2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} Be7 10. Nxg6 hxg6 11. O-O-O {White is slightly better.} Nbd7 12. cxd5 exd5 {[#]} 13. Be2 $146 ({Predecessor:} 13. Kb1 b5 14. Rc1 Qd6 15. Nd1 O-O 16. g4 Nb6 17. g5 Nc4 18. Be1 Nh5 19. f4 {0-1 (35) Leko,P (2674)-Korobov,A (2687) Hengshui 2019}) 13... O-O-O 14. e4 {[%cal Re4d5]} Nf8 15. e5 N6d7 16. Kb1 {White wants to play Rc1.} Kb8 17. Be3 g5 18. Rc1 Qb6 19. Qc2 g6 20. h4 gxh4 21. g4 f6 22. f4 fxe5 23. fxe5 Ne6 24. Qxg6 Ndf8 $1 {[%cal Rf8g6]} ({Stronger than} 24... Nxd4 25. e6 $16) 25. Qf5 Rg8 (25... Nxd4 $15 26. Qf7 Rh7) 26. Rcd1 a6 27. Qf2 Bg5 28. Bxg5 Nxg5 29. Rxh4 (29. Na4 $5 {[%cal Ra4b6]} Qb4 30. Nc5 $11) 29... Nfe6 30. Rh6 Rh8 31. Rh5 Rdf8 $36 {[%mdl 2048] Black fights for an advantage.} 32. Qe3 Rhg8 33. a3 Rf4 {[%cal Rf4d4]} 34. Na4 Qc7 $2 {[#]} (34... Qd8 $1 $11) 35. Nc5 $2 (35. Rxg5 $1 $18 {[%mdl 512]} Rxg5 (35... Nxg5 36. Qxf4) 36. Nc5 {[%mdl 64] Overworked Piece} Nxc5 37. Qxf4) 35... Qf7 $14 36. Rxg5 (36. Qc3 $16) 36... Nxg5 $11 37. e6 $2 {[#] Black keeps a firm grip on the game.} (37. Bxa6 $11 {and White stays safe.} Rf3 38. Qe2) 37... Nxe6 $1 $19 {[%mdl 512]} 38. Qe5+ {[#]} (38. Nxe6 Re4) 38... Ka7 $1 {White must now prevent ...Nxc5.} ({Less strong is} 38... Nc7 39. Nd7+ Qxd7 40. Qxf4 $15) 39. Nxe6 (39. Qxe6 $142 Qxe6 40. Nxe6) 39... Re4 40. Qd6 Qxe6 ({Weaker is} 40... Rxe6 41. Qc5+ Kb8 42. Qc2 $19) 41. Qxe6 Rxe6 {[%mdl 4096] Endgame KRR-KRB} 42. Bd3 Rge8 43. Rd2 Re3 44. Ka2 Rg3 {Black is clearly winning.} 45. Bf5 Re7 46. Rh2 Kb6 47. Rc2 Rg1 48. Rd2 a5 49. a4 (49. Kb3 $142) 49... Ree1 50. Rd3 Rd1 51. Rxd1 Rxd1 52. g5 Rxd4 53. g6 Rd1 {Accuracy: White = 50%, Black = 79%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.6"]
[White "Timofeev, Artyom"]
[Black "Lysyj, Igor"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2580"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,73,0,0,0,-10,0,0,13,-25,-11,-18,18,16,12,11,18,11,11,10,20,6,41,17,30,24,41,12,57,28,39,0,0,0,0,0,10,0,4,6,27,18,32,0,0,0,8,0,10,24,17,7,11,0,0,0]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. b3 Be7 5. Bb2 O-O 6. O-O b6 7. d3 Bb7 8. Nbd2 c5 9. e3 Nc6 10. Qe2 Qc7 11. c4 Rfd8 {A14: English Opening: 1...e6 with b3 by White.} 12. Rac1 $5 {[%mdl 4] Exploring less charted territory.} dxc4 13. Nxc4 {[#]} Rac8 $146 (13... b5 $5 {[%cal Rb5c4]} 14. Nce5 Nxe5 15. Nxe5 Bxg2 16. Kxg2 Nd7 17. Nxd7 Qxd7 $11) ({Predecessor:} 13... Nb4 14. Rcd1 Nd7 15. a3 Nc6 16. Rc1 b5 17. Ncd2 Qb6 18. Ne4 a5 19. Nc3 Bf6 {½-½ (39) Ljubojevic,L (2571)-Karpov,A (2623) Platja d'Aro 2018}) 14. a3 b5 15. Ncd2 Qb6 16. Rc2 Nb8 17. Rfc1 Nbd7 18. h3 a6 19. e4 Ne8 20. h4 Nf8 21. Qe3 Qd6 22. Bf1 Qb8 23. a4 Ba8 (23... Nd7 {with more complications.} 24. Bc3 Nef6 25. Qe1 Re8 26. Bh3 h6) 24. axb5 (24. Be5 $5 {[%cal Re5b8]} Qb7 25. axb5 axb5 26. Ra2 $14) 24... axb5 25. d4 cxd4 26. Nxd4 Rxc2 27. Rxc2 b4 28. Nc6 Bxc6 $1 29. Rxc6 Qa8 30. Ra6 Qc8 31. Ra5 Qc2 32. Nc4 Nf6 33. Bxf6 Bxf6 34. e5 Be7 35. Ra7 {The position is equal.} Rd7 36. Rxd7 Nxd7 37. Qd3 {Accuracy: White = 75%, Black = 86%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.7"]
[White "Sarana, Alexey"]
[Black "Frolyanov, Dmitry"]
[Result "1-0"]
[ECO "D39"]
[WhiteElo "2654"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,99,13,13,19,25,2,14,16,4,-60,6,-45,-59,-77,-26,-28,-26,-53,-38,-39,-20,-52,-4,-21,-6,-79,0,0,0,0,0,0,0,-13,-5,-28,0,0,3,6,14,0,6,12,17,9,25,0,0,0,0,0,0,0,0,0,123,119,104,37,231,224,508,526,527,508,489,438,856,797,650,655,528,497,6929,6901,12839,12839,12840,12840,12840,12841,12841,12840,12841,12842]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 Bb4+ 5. Nc3 dxc4 6. e4 h6 7. Bxf6 Qxf6 8. Bxc4 c5 9. O-O {Hoping for Nb5. D39: Queen's Gambit Declined: Ragozin Defence with 5 Bg5 dxc4.} cxd4 10. e5 Qd8 11. Ne4 {The position is equal.} O-O 12. Nxd4 $5 {[%mdl 4] [#] Leaves trodden paths.} (12. Qe2 $11) 12... Be7 $146 (12... Qc7 $1 $15 13. a3 Be7) ({Predecessor:} 12... Bd7 13. Qg4 Kh8 14. Rad1 Qc7 15. Bb3 Qxe5 16. Ng3 Qg5 17. Qe4 Bc6 18. Nxc6 Nxc6 {0-1 (45) Wichmann,C (2128)-Bluebaum,M (2521) Playchess.com INT 2020}) 13. Qg4 (13. Rc1 $11) 13... Nd7 $1 $15 {[%cal Rd7e5]} ({Avoid the trap} 13... Qxd4 $2 {[#]} 14. Nf6+ $1 {[%mdl 512]} Bxf6 15. Qxd4 $18) 14. Nf3 Qa5 (14... Qc7 $17 15. Bxe6 Nxe5 16. Nxe5 Bxe6) 15. Qf4 $11 b5 16. Bd3 Bb7 17. Rfd1 Rfd8 18. Rac1 Rac8 (18... Qa4 $5 {[%cal Rd7c5]} 19. b3 Qb4 $15) 19. Rxc8 Rxc8 20. Bb1 (20. Nd6 $11 Bxd6 21. exd6) 20... Bd5 (20... Rd8 $17 {...Nxe5! is the strong threat.} 21. h3 Bd5) 21. Nc3 $1 {[%cal Rc3d5]} Bc6 22. Nd4 Nf8 23. Nxc6 Rxc6 24. Qe4 Rc7 25. g3 b4 26. Ne2 Rc5 27. f4 Qc7 28. b3 a5 29. Kg2 Qc8 30. h4 h5 31. Bd3 g6 32. Bc4 Rc7 33. Nd4 $36 {[%mdl 2048] White has good play.} Kg7 34. Nb5 Rd7 35. Nd6 Qc5 (35... Bxd6 $11 36. exd6 Qb7) 36. Bb5 $16 Ra7 {[#] Threatens to win with ...Bxd6.} 37. Be8 (37. Rd2 $16) 37... Bxd6 $2 {Loses the game.} ({Black should try} 37... Rc7 $14) 38. exd6 $18 Nd7 $2 (38... Ra8 {was necessary.}) 39. Bxd7 $1 {White is clearly winning.} Rxd7 40. Qe5+ Qxe5 41. fxe5 {[%mdl 4096] Endgame KR-KR} Kf8 (41... g5 $142 42. Kf3 (42. hxg5 Kg6 $16) 42... Kg6) 42. Rc1 Rd8 43. Kf3 Ke8 44. Kf4 a4 (44... Kf8 $142 45. Kg5 Kg7) 45. Kg5 axb3 46. axb3 Ra8 47. Kf6 Ra3 48. Rc8+ Kd7 49. Rc7+ Kd8 50. Rxf7 {Accuracy: White = 76%, Black = 58%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.8"]
[White "Aleksandrov, Aleksej"]
[Black "Faizrakhmanov, Ramil"]
[Result "1-0"]
[ECO "E47"]
[WhiteElo "2608"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,47,35,27,59,77,60,72,66,52,129,131,299,305,389,396,363,339,427,397,413,413,569,568,629,429,437,430,749,726,29994,29995,29996,29997]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. Bd2 Bb7 8. a3 Bxc3 9. Bxc3 Ne4 {E43: Nimzo-Indian: Rubinstein: 4...b6.} 10. Bxe4 $1 Bxe4 11. dxc5 bxc5 {White is better.} 12. Qd6 {And now Qe5! would win.} Bxf3 ({Black should try} 12... f6 $14) 13. gxf3 $40 {[%mdl 128] White has strong attack.} Qb6 $2 {[#]} (13... f6 $16 {was necessary.}) 14. Qg3 $1 $18 {[%csl Gc3][%cal Rg3g7]} f6 15. Rg1 {[%csl Gg1][%cal Rg3g7]} g6 16. h4 {[#]} Nc6 $146 ({Predecessor:} 16... e5 17. f4 Qe6 18. fxe5 fxe5 19. Qxe5 Qxe5 20. Bxe5 Nc6 21. Bc3 Rae8 22. Rd1 Ne5 23. Bxe5 Rxe5 24. Rxd7 {1-0 (41) Van Scheltinga,T-Trifunovic,P Beverwijk 1963}) 17. h5 Ne7 18. O-O-O Rad8 19. hxg6 hxg6 20. Rh1 {Threatens to win with Qh4!} e5 21. f4 d6 {[#]} (21... Qe6 $142 22. fxe5 fxe5 23. Qxe5 Qxe5 24. Bxe5 Nc8) 22. f5 $1 {[%mdl 512]} g5 (22... Nxf5 23. Qxg6+) 23. Qh3 {[%csl Gh1][%cal Rh3h7]} Kf7 24. Qh5+ {Black did not feel at home in the position after the opening. Accuracy: White = 88%, Black = 20%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.9"]
[White "Artemiev, Vladislav"]
[Black "Belyakov, Bogdan"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2716"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,49,23,24,29,29,28,23,14,14,14,0,16,8,53,0,13,12,18,6,4,5,2,16,39,39,23,33,158,132,1022,333,1404,1265,1672,1639,1577,1559,1979,1739]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 Nbd7 7. a4 a5 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 8. Re1 $5 {[%mdl 4] [#] Leaves trodden paths.} Re8 $146 ({Predecessor:} 8... e5 9. e4 b6 10. h3 Re8 11. Be3 Bb7 12. Nh4 exd4 13. Bxd4 Qc8 14. Kh2 Nc5 15. Nd5 Bxd5 16. exd5 Rxe1 17. Qxe1 {1-0 (62) Delorme,A (2322)-Golubev,M (2461) chess.com INT 2020}) 9. Bf4 Nh5 {White has an edge.} 10. Be3 Nhf6 11. Qd2 c6 12. Bh6 Bh8 13. Rad1 ({White should try} 13. h3 $14) 13... e5 14. dxe5 dxe5 15. Ng5 {Black should prevent Nge4.} Ng4 16. Nge4 {With the idea Bg5.} Nxh6 17. Qxh6 {[#] And now Ng5 would win.} Qe7 18. Nd6 $40 {[%mdl 128] White mounts an attack.} Rd8 19. Bh3 Bf6 ({Black should play} 19... Bg7 $14 20. Qd2 f5) 20. Nce4 $16 Nb6 $2 {[%mdl 8192] Loses the game.} (20... Bg7 $16 21. Qg5 Kf8) 21. Bxc8 $2 (21. Nxf6+ Qxf6 22. Ne4) 21... Nxc8 $2 {[#]} (21... Rxd6 22. Rxd6 Bg7) 22. Nf5 $1 {[%mdl 512] White is clearly winning.} Rxd1 (22... gxf5 23. Nxf6+) 23. Nxe7+ Bxe7 24. Rxd1 f5 25. Ng5 {Accuracy: White = 78%, Black = 49%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.10"]
[White "Fedoseev, Vladimir"]
[Black "Maltsevskaya, Aleksandra"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2678"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,43,20,21,12,23,-7,37,14,35,2,56,46,154,157,206,197,208,207,186,192,241,246,321,325,331,336,362,311,420,420,577,566,1309,1300,29992,29993]} 1. e4 c6 2. d4 d5 3. f3 g6 4. e5 Bg7 5. f4 Nh6 6. Nf3 {B12: Caro-Kann: Advance Variation.} O-O 7. Bd3 c5 8. dxc5 $5 {[%mdl 4] White is slightly better. An interesting side line.} Qa5+ 9. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3d4][%mdl 32] [#]} Nf5 $146 (9... f6 $11) ({Predecessor:} 9... Qxc5 10. Nb3 Qb6 11. Qe2 Nc6 12. Be3 Qc7 13. c3 Bg4 14. h3 Bxf3 15. Qxf3 e6 16. g4 a5 {½-½ (31) Alvarez Lora,A-Mejia,R (2220) Bogota 1991}) 10. Qe2 $14 Nc6 (10... h5 $14) 11. c3 $16 Qxc5 12. Nb3 Qb6 13. g4 Nh6 {[#]} 14. h3 $1 f6 {[#] and if ...fxe5 works, Black does fine.} 15. e6 $1 a5 16. Be3 Qc7 17. Nbd4 Kh8 18. f5 gxf5 19. gxf5 a4 20. Rg1 {White threatens Qg2 and mate.} Ne5 21. Nxe5 {Qg2! would kill now.} fxe5 {[#]} 22. Qg2 $1 {[%mdl 512] White took control after the opening. Accuracy: White = 81%, Black = 13%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.11"]
[White "Kokarev, Dmitry"]
[Black "Naumkin, Igor"]
[Result "1-0"]
[ECO "C85"]
[WhiteElo "2611"]
[BlackElo "2365"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,129,0,-5,0,-14,-10,-45,0,-27,73,61,78,74,89,92,195,176,246,97,97,91,106,0,0,0,0,0,0,0,2,-15,0,0,0,0,0,0,38,38,44,44,36,40,33,35,72,65,82,48,56,54,60,28,22,17,22,16,12,2,59,13,95,50,63,60,77,80,73,24,21,0,156,164,248,232,234,245,284,274,456,481,456,462,461,461,445,446,438,438,422,415,472,455,1120,1122,1117,1050,853,903,775,767,841,833,1048,983,6470,6842,4930,4906,8021,5642,4922,4918]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Nd7 8. b3 O-O 9. Bb2 f6 10. Nbd2 Nc5 {C85: Closed Ruy Lopez: Deferred Exchange Variation.} 11. Nh4 g6 12. g3 Ne6 {Black is slightly better.} 13. Kh1 {[#]} c5 $146 (13... Nd4 $11 {remains equal.}) ({Predecessor:} 13... Ng7 14. Ng2 Bh3 15. f4 exf4 16. gxf4 f5 17. Qf3 Bxg2+ 18. Qxg2 Bf6 19. e5 Be7 {1-0 (34) Varga,Z (2520)-Lengyel,B (2385) Budapest 1998}) 14. f4 $16 exf4 15. gxf4 Ng7 16. f5 gxf5 (16... Qe8 $16 {is a better defense.}) 17. Rg1 $18 ({Don't do} 17. exf5 $6 c4 $16) 17... Rf7 18. Nxf5 (18. Qh5 $18 {is more deadly.}) 18... Bxf5 $16 19. exf5 Qd5+ 20. Qf3 ({White should try} 20. Ne4 $16) 20... Qxf3+ $11 21. Nxf3 Kf8 22. Nh4 Bd6 23. Rae1 Re8 24. Kg2 (24. Re4 {looks sharper.} Nh5 25. Rgg4 Rfe7 26. Ng2 Kf7 27. Rh4) 24... Rxe1 25. Rxe1 Bf4 26. Ba3 $36 {[%mdl 2048] White is more active.} b6 27. d4 Bd6 28. dxc5 Bxc5 29. Bxc5+ bxc5 $14 {[%mdl 4096] Endgame KRN-KRN} 30. Rd1 Re7 31. Rd8+ Kf7 32. Kf3 Ne8 33. Ra8 Nd6 34. Rxa6 Nb5 35. Kf4 Nd4 36. Ra5 Nxc2 37. Rxc5 Nb4 {aiming for ...Nd3+.} 38. Rc4 Nxa2 (38... Nd3+ $11 39. Kg3 Re3+ 40. Kg2 c5) 39. Nf3 Rd7 (39... c5 $1 $11) 40. h4 h5 41. Ke3 Ke7 42. Nd4 Kd6 43. Nb5+ Ke5 44. Nd4 Kd5 $2 {[#] White stays focused until the end.} (44... Kd6 $11) 45. Ne2 $1 $16 Re7+ (45... c5 $142) 46. Kf3 $18 c5 47. Nf4+ {[%mdl 64] Double Attack} Kd6 {intending ...Rb7.} 48. Nxh5 Nb4 $2 (48... Rf7 49. Ng3 Rc7) 49. Nxf6 Ke5 50. Ng4+ Kxf5 51. Rxc5+ Kg6 52. h5+ Kh7 53. Rb5 Nc6 {Strongly threatening ...Nd4+.} 54. Kf4 Nd4 55. Rb6 {White is clearly winning.} Rf7+ (55... Ne6+ $142 56. Kg3 Nd4) 56. Ke4 Ne2 57. Rh6+ Kg7 58. Rg6+ Kf8 59. h6 Ng3+ 60. Kd5 Nf5 61. Rg5 Ke7 {[#]} 62. h7 $1 {[%mdl 64] Deflection} Rxh7 63. Rxf5 Rh3 64. Re5+ Kd8 65. Ne3 {Accuracy: White = 75%, Black = 58%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "8.12"]
[White "Zakhartsov, Vladimir"]
[Black "Predke, Alexandr"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2486"]
[BlackElo "2684"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,14,0,-15,1,-17,-6,-47,-42,-32,-10,-14,-5,-6,0,-38,-10,0,0,-71,-60,-141,-150,-200,-196,-167,-168,-141,-154,-157,-133,-130,-126,-122,-108,-126,-84,-87,-77,-87,-87,-87,-87,-87,-87,-82,-81,-87,-80,-87,-87,-87,-87,-94,-95,-87,-87,-211,-211,-183,-216,-386,-386,-331,-331,-597,-593,-570,-527,-527,-522,-518,-493,-507,-507,-708,-702,-739,-698,-674,-640,-676,-638,-12843,-1034,-12848,-12848]} 1. Nf3 d5 2. d4 Nf6 3. g3 c6 4. Bg2 Bf5 5. O-O e6 6. a4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} a5 {[#]} 7. c4 $146 ({Predecessor:} 7. c3 Nbd7 8. Qb3 Qb6 9. Qxb6 Nxb6 10. Ne5 Bxb1 11. Rxb1 Nxa4 12. c4 Nb6 13. c5 Nbd7 {½-½ (31) Lukasiewicz,G (2335)-Gibiec,E (2275) Wisla 1992}) 7... Na6 8. Qb3 {The position is equal.} Nb4 9. Na3 h6 10. Bd2 Be7 11. Rfc1 O-O 12. c5 (12. Bxb4 $5 axb4 13. Nc2 $11) 12... b6 13. Bxb4 axb4 14. Qxb4 {[#]} (14. Ne5 $1 $11 {keeps the balance.} bxa3 15. Nxc6) 14... Nd7 $1 $17 15. Nb1 ({White should play} 15. Nc2 $15) 15... bxc5 16. dxc5 Nxc5 17. Qc3 Nxa4 ({Don't take} 17... Rxa4 18. Rxa4 Nxa4 19. Qxc6 $17) 18. Qxc6 Nxb2 19. Nbd2 Bf6 20. e4 Rxa1 21. Rxa1 dxe4 22. Nxe4 Bxe4 23. Qxe4 Qb6 24. Ra8 g6 25. Rxf8+ Kxf8 26. h4 Qc5 27. Qe2 Kg7 28. Nd2 Qd4 29. Be4 Na4 30. Qd3 Qb4 31. Bf3 Nc5 32. Qc2 Bd4 33. Ne4 {This move loses the game for White.} (33. Kg2 $17) 33... Qe1+ $19 34. Kg2 Nxe4 35. Bxe4 $2 {[#]} (35. Qxe4 Qxf2+ 36. Kh3) 35... Bxf2 $1 {[%mdl 512] Threatens to win with ...Qg1+.} 36. Qb2+ {[#]} (36. Qxf2 Qxe4+) 36... Kh7 $1 {White must now prevent ...Qg1+.} 37. Qb7 $2 (37. Qb1 {was the only defense.} Bxg3 38. Qxe1 Bxe1 39. h5) 37... Qg1+ {Black is clearly winning.} 38. Kf3 Qxg3+ {[%mdl 64] Double Attack} 39. Ke2 Kg7 40. h5 {intending hxg6.} g5 41. Qb2+ e5 {Strongly threatening ...Qe3+.} 42. Qb7 Bd4 43. Bd5 Qe3+ 44. Kd1 Qf2 {...Be3 is the strong threat.} 45. Qc7 Qg1+ 46. Ke2 Qh2+ 47. Kd3 {[#]} e4+ $1 {[%mdl 64] Discovered Attack. Accuracy: White = 56%, Black = 88%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.1"]
[White "Matlakov, Maxim"]
[Black "Drygalov, Andrey"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2685"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,69,0,0,0,0,-10,0,0,40,8,7,-14,16,14,22,16,18,1,0,0,0,6,52,51,40,43,168,146,228,205,199,214,314,327,411,403,404,404,377,384,485,481,448,321,338,329,483,469,446,436,429,429,560,560,631,621,593,585]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c3 Nbd7 7. a4 {7.Bf4 is the recent fashion.} a5 8. Bf4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} c6 9. Na3 Nh5 10. Bg5 {[#] The position is equal.} Qb6 $146 ({Predecessor:} 10... h6 11. Bd2 f5 12. c4 e6 13. b4 axb4 14. Bxb4 Re8 15. Qb3 Nhf6 16. e3 Ne4 {½-½ (31) Gritsak,O (2471)-Tazbir,M (2519) Poronin 2017}) 11. c4 e6 12. Qc2 Nhf6 13. Rfd1 Re8 14. Rac1 Ne4 15. Be3 Qd8 16. Nb1 {[%cal Ba3b1,Bb1c3,Bc3b5,Bb5c7][%mdl 32]} Nd6 17. b3 Nf5 18. Bf4 Qb6 {[%cal Rf5d4]} 19. e3 dxc4 {Loses the game.} (19... f6 $14) 20. bxc4 $18 ({Don't take} 20. Qxc4 $6 e5 $14) 20... c5 (20... e5 $16) 21. Nc3 cxd4 22. exd4 h6 (22... Qd8 $142 23. Nb5 Rf8) 23. Nb5 g5 24. Bc7 Qa6 25. g4 Ne7 26. Bg3 {[#] Strongly threatening Nc7.} Nf6 27. Nc7 Qa7 28. Nxa8 Qxa8 29. Ne5 Bd7 (29... Nd7 $142 30. Qb3 Nxe5) 30. d5 {White is clearly winning.} Qc8 31. h3 exd5 32. Nxd7 Qxd7 33. cxd5 {[%cal Bc4d5,Bd5d6][%mdl 32]} Ng6 34. d6 Nf8 35. Qb3 {Accuracy: White = 93%, Black = 50%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.2"]
[White "Demidov, Mikhail"]
[Black "Sarana, Alexey"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2519"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,63,66,77,70,61,75,68,75,66,75,82,89,107,102,111,115,156,151,146,149,167,164,299,279,388,377,375,372,368,288,258,266,279,281,698,653,624,626,600,598,6370,651,5257,2372]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. e3 Be7 5. Nc3 O-O 6. Bd3 c5 7. O-O cxd4 8. exd4 Nc6 9. cxd5 Nxd5 10. Re1 Nxc3 11. bxc3 b6 12. h4 {D42: Queen's Gambit Declined: Semi-Tarrasch: 5 cxd5 Nxd5 6 e3 Nc6 7 Bd3 .} Bb7 13. Ng5 Bxg5 14. hxg5 {White is slightly better.} Ne7 {[#]} 15. Re3 $146 {Strongly threatening Bxh7+!} ({Predecessor:} 15. Qg4 Nf5 16. Ba3 Re8 17. Bb5 Qd5 18. Re5 Qd8 19. Rae1 Nd6 20. Bxe8 Nxe8 21. c4 Rc8 22. d5 Nc7 23. d6 {1-0 (23) Hoffman,A (2484)-Dominguez,F (2116) Montevideo 2018}) 15... Nf5 16. Rh3 $40 {[%mdl 128] Hoping for g4. Black is in trouble.} Qd5 {[%csl Gb7][%cal Rd5g2]} 17. Bf1 g6 18. Bf4 f6 19. gxf6 Rxf6 20. Be5 Rf7 21. Qg4 Ne7 (21... Rff8 {might work better.} 22. c4 Qd7) 22. Bd3 $18 Kf8 23. c4 Qc6 24. Re1 Rd8 25. Be4 Qc8 26. Bxb7 {[%mdl 64] [#] Overworked Piece} Qxb7 27. Qxe6 Nf5 $2 (27... Qd7) 28. Bf6 {White is clearly winning.} Qd7 29. Bxd8 Qxd8 30. d5 Qg5 31. Qe8+ Kg7 {[#]} 32. Rxh7+ $3 {[%mdl 512] White took control after the opening. Accuracy: White = 95%, Black = 57%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.3"]
[White "Timofeev, Artyom"]
[Black "Artemiev, Vladislav"]
[Result "0-1"]
[ECO "D86"]
[WhiteElo "2580"]
[BlackElo "2716"]
[Annotator "TA"]
[PlyCount "174"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,174,18,5,8,0,0,-8,0,-23,-12,-18,0,0,-4,-18,-18,-55,-55,-65,-60,-61,-61,-62,-62,-63,-56,-59,-60,-62,-66,-74,0,-37,-32,-74,-75,-77,-74,-74,-74,-74,-74,-88,-89,-160,-156,-166,-166,-155,-135,-152,-141,-177,-77,-77,-77,-77,-77,-101,-77,-84,-91,-106,-69,-69,-69,-71,0,-85,-69,-69,-69,-69,-69,-69,-69,-91,0,-81,0,0,0,0,0,-74,-74,-74,0,0,0,-8,0,0,0,-8,0,0,0,-8,0,0,0,0,0,0,0,-22,0,-8,-8,-8,-8,-132,-22,-22,-22,-155,0,-30,-30,-30,-30,-178,-178,-178,-30,-30,-30,-30,-32,-39,-83,-29976,-29977,-29977,-29978,-29977,-29979,-29978,-29980,-29980,-29981,-29981,-29982,-29982,-29982,-29987,-29988,-29989,-29990,-29990,-29991]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 Bg4 11. f3 Bd7 12. Rc1 Rc8 13. Qd2 {13.Qd2 scores better than 13.dxc5.} Qa5 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} 14. d5 {was the old line (14.Qb2).} Ne5 15. Bb3 Qa6 {[#] The position is equal.} 16. Rfd1 $146 ({Predecessor:} 16. f4 Nc4 17. Qd3 Nxe3 18. Qxe3 c4 19. Bc2 Qxa2 20. e5 Qa5 21. Ra1 Qxd5 22. Be4 {1-0 (60) Piket,J (2575)-Anand,V (2770) Monte Carlo 1998}) 16... Bb5 17. Nf4 Nc4 18. Bxc4 $1 Bxc4 19. Rc2 Rfd8 20. h4 e6 21. Qf2 Qa4 22. Rdd2 exd5 $1 23. Nxd5 Bxd5 24. Rxd5 Rxd5 25. exd5 Qc4 26. d6 $1 Be5 27. Rd2 $1 Qxc3 ({Black should try} 27... Rd8 $17 28. Bxc5 Bxc3) 28. Rd1 Rd8 29. Bxc5 b6 $36 {[%mdl 2048] Black is in control.} 30. f4 bxc5 31. fxe5 Qxe5 $17 {[%mdl 4096] Endgame KQR-KQR} 32. d7 Kg7 33. Qd2 c4 34. Qd4 (34. Qb4 $142) 34... Qxd4+ 35. Rxd4 {KR-KR} c3 36. Rc4 Rxd7 37. Rxc3 Rd4 38. h5 gxh5 (38... a5 $19 39. hxg6 hxg6) 39. Ra3 Rd7 40. Ra6 f6 41. Kf2 Kg6 42. Kf3 Kg5 43. g3 f5 44. Ra4 Rc7 45. Kf2 Rd7 46. Kf3 $1 h6 47. Kf2 Re7 48. Kf3 Rf7 49. Ra6 Rc7 50. Ra4 Rd7 51. Kf2 $1 Kf6 (51... Rd2+ $17 52. Kf3 Rd7) 52. Ra6+ $11 Ke5 53. Rxh6 Rd2+ 54. Ke3 (54. Kf3 $1 $11) 54... Rxa2 $17 55. Rxh5 Ra3+ (55... Ra4 $1 $17) 56. Kf2 $11 Ra4 57. Rh8 a5 58. Re8+ Kd5 59. Rd8+ Ke6 60. Re8+ Kf7 61. Ra8 Ra1 62. Ra6 a4 {White must now prevent ...a3.} 63. Kf3 a3 64. Kg2 Ke7 65. Kh2 Kd7 66. Ra5 $1 Ke6 67. Kg2 Kf6 68. Kh2 (68. Kf3 $11 {keeps the balance.} a2 69. Kg2) 68... Ra2+ (68... a2 $17 69. Kg2 Ke6 70. Ra6+ Kd7) 69. Kh3 $1 Kg6 70. Ra4 (70. Ra6+ $1 $11 Kg5 71. Ra4) 70... Kg5 $2 (70... Ra1 $1 $17 {aiming for ...a2.} 71. Ra6+ Kg5) 71. Ra5 Kf6 72. Ra6+ $1 Ke5 {Threatens to win with ...Ke4.} 73. Ra5+ (73. Kh4 $11) 73... Ke4 $1 $19 74. Ra4+ {[#]} Kd3 (74... Ke3 $1 $19 {Strongly threatening ...Ra1.} 75. Ra5 Ra1) 75. Kh4 $1 $11 Kc3 {Hoping for ...Kb3.} 76. Ra8 $1 Ra1 {...Kb2 is the strong threat.} 77. Kg5 a2 78. Kxf5 $2 {[%mdl 8192]} (78. Kf6 $17) 78... Rf1+ {Black mates.} 79. Ke6 a1=Q 80. Rxa1 Rxa1 {KR-KP} 81. g4 {[#]} Rg1 $1 82. Kf5 Kd4 83. g5 Kd5 84. Kf6 Kd6 85. g6 Rf1+ 86. Kg7 Ke7 87. Kh7 Rg1 {Accuracy: White = 75%, Black = 82%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.4"]
[White "Fedoseev, Vladimir"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2678"]
[BlackElo "2617"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,85,28,27,0,28,0,6,0,0,0,0,-16,0,-1,-9,-6,0,0,0,0,0,0,0,-6,0,-15,-19,-26,-28,-14,9,0,0,-9,0,-29,13,8,6,8,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 a6 4. Bg5 Be7 5. Bxe7 Qxe7 6. Qc2 {D30: Queen's Gambit Declined: Systems without Nc3.} Nf6 {[#]} 7. g3 $146 ({Predecessor:} 7. e3 O-O 8. Nbd2 Nc6 9. a3 e5 10. cxd5 Nxd5 11. Bc4 Rd8 12. dxe5 Nxe5 13. Nxe5 Qxe5 {0-1 (27) Berczes,D (2555)-Predojevic,B (2642) Zadar 2011}) 7... O-O 8. Bg2 dxc4 9. Qxc4 b5 10. Qc2 Bb7 11. O-O Rc8 12. Rc1 Nbd7 13. a4 c5 14. axb5 cxd4 15. Qd1 Rxc1 16. Qxc1 Rc8 17. Qd1 axb5 {next ...e5 is good for Black.} 18. Nxd4 Bxg2 19. Kxg2 Nc5 20. Nd2 Qb7+ 21. N2f3 Nce4 22. h3 Ng5 23. Rc1 {[#] Rxc8+ is the strong threat.The position is equal.} (23. Qb3 {keeps more tension.} Nxf3 24. Qxf3 Nd5 25. e3 Qb6 26. Qe2) 23... Rxc1 24. Qxc1 Nxf3 25. Nxf3 h6 26. Qc5 Ne4 27. Qd4 Ng5 28. Qd8+ Kh7 29. Qd3+ Kg8 30. h4 Nxf3 31. Qxf3 $11 {[%mdl 4096] Endgame KQ-KQ} Qd7 32. Qc3 h5 33. Qc5 g6 34. b4 Kg7 35. f3 f6 36. g4 hxg4 37. fxg4 e5 38. Kg3 Qd1 39. Qe7+ Kg8 40. Qe8+ Kg7 41. Qe7+ Kg8 42. Qe6+ Kg7 43. Qe7+ {A rather calm draw. Accuracy: White = 93%, Black = 93%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.5"]
[White "Khanin, Semen"]
[Black "Rakhmanov, Aleksandr"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2482"]
[BlackElo "2645"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,63,54,63,66,67,55,11,62,55,49,50,54,53,53,40,51,37,38,26,47,21,21,21,37,17,28,15,27,33,30,0,0,0,1,13,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 {B01: Scandinavian Defence.} 7. Qxf3 c6 8. Bd3 e6 {[#]} (8... Qxd4 $11 9. Be3 Qe5) 9. Ne2 $146 ({Predecessor:} 9. Bf4 Nbd7 10. O-O-O Be7 11. Kb1 Qa5 12. g4 Nd5 13. Ne4 Nxf4 14. Qxf4 Nf6 15. h4 Nxe4 16. Bxe4 {1-0 (33) Manik,M (2377)-Goban,M (2123) Slovakia 2019}) 9... Qa5+ 10. c3 Qd5 11. Qxd5 cxd5 12. Bf4 Nc6 13. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Kd7 14. a5 (14. Be3 {seems wilder.} h6 15. O-O h5 16. a5 a6 17. b4) 14... Bd6 15. h4 Bxf4 16. Nxf4 g6 17. Kd2 h6 18. f3 g5 19. Ne2 Rag8 20. hxg5 hxg5 {The position is equal.} 21. b4 Kd6 22. g4 Ne7 23. Rag1 (23. Raf1 {is more complex.} Nd7 24. Ng3 Nc6 25. Ra1 Ne7 26. Ke3) 23... Nc8 24. Rxh8 Rxh8 25. f4 Rg8 26. Ke3 Ke7 27. fxg5 Rxg5 28. Kf4 Rg8 29. g5 Nh5+ 30. Kg4 Nf6+ 31. Kf3 Nh5 32. Kg4 {Accuracy: White = 86%, Black = 95%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.6"]
[White "Afanasiev, Nikita"]
[Black "Kokarev, Dmitry"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2507"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,81,34,37,39,47,38,41,43,45,45,45,44,43,58,33,44,24,25,26,22,22,25,19,31,14,17,0,0,0,16,0,31,-4,0,-7,-5,-39,-46,-32,-24,-35,-8,-8,0,0,0,0,0,0,0,-32,0,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 cxd4 8. Nxd4 Nc6 9. Be2 Nxd4 {is cutting edge theory. B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0.} 10. Bxd4 Bh6 $5 {[%mdl 4] Exploring less charted territory.} 11. Qd3 e5 {White is slightly better.} 12. Be3 Bxe3 13. Qxe3 Be6 {[#]} 14. O-O $146 ({Predecessor:} 14. b3 Qa5 15. O-O Qc5 16. Rad1 Rfd8 17. Qh6 Rac8 18. Rd3 a6 19. Rf3 Nh5 20. Rd1 {1-0 (32) Rodshtein,M (2653)-Kokarev,D (2601) Budva 2019}) 14... Qc7 15. Rac1 Qc5 16. Qd3 Rac8 17. b3 a6 18. Rfd1 Rfd8 19. Qd2 Kg7 20. Bf1 (20. Qb2 {seems wilder.} h6 21. a4 Qb4 22. Rc2 Nd7 23. Rcd2) 20... Qb4 21. Nb1 (21. Qe3 {is more complex.} Qc5 22. Qd3 Qb4 23. Be2 Rd7 24. Na4) 21... Qxd2 22. Nxd2 Bd7 23. Bd3 Bc6 24. Kf1 Nd7 25. Ke2 Nc5 26. b4 Nxd3 27. Kxd3 f5 28. Ke3 b5 29. f3 Kf6 30. c5 d5 31. exd5 Bxd5 32. a3 Ke6 33. Rc3 Bc6 (33... Bc4 $5) 34. Rd3 {The position is equal.} f4+ 35. Ke2 Rxd3 36. Kxd3 $11 {KRB-KRN} Rd8+ 37. Ke2 g5 38. Ne4 Rxd1 39. Kxd1 Bxe4 40. fxe4 h5 41. Ke2 {Accuracy: White = 81%, Black = 90%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.7"]
[White "Predke, Alexandr"]
[Black "Iljiushenok, Ilia"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2684"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "155"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,155,19,11,14,7,15,8,2,0,5,0,26,27,27,14,30,0,0,0,14,0,21,0,22,11,16,7,7,12,6,9,14,8,18,12,20,0,0,0,0,0,0,0,0,0,0,0,0,-22,0,-65,-65,-65,-65,-65,-58,-63,-63,-63,-64,-62,-63,-54,-64,-64,-64,-62,-51,-121,-66,-72,-41,-34,-38,-68,-69,-72,-75,-158,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,-8,-8,-8,-8,-8,0,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-2206,-970,-8,-8,-8,-8]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 c5 4. dxc5 Qa5 5. a3 Qxc5 6. b4 Qc7 7. Bb2 Bg7 8. c4 O-O 9. e3 d6 10. Be2 b6 11. O-O Bb7 12. Qb3 Nbd7 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 13. Rfc1 Rac8 14. h3 Qb8 15. Bf1 Qa8 16. Nd4 {[#]} Ne4 $146 ({Predecessor:} 16... a6 17. a4 a5 18. Nb5 Nh5 19. Bd4 Bf6 20. Qb2 Rfd8 21. Nb3 axb4 22. a5 bxa5 23. Bxf6 Nhxf6 24. Nxa5 Qb8 25. Nxb7 Qxb7 26. Qxb4 Qb6 {½-½ (26) Belikov,V (2517)-Meshkov,Y (2400) Belgorod 2008}) 17. Nxe4 Bxe4 18. Nb5 Nf6 19. Qa4 a6 20. Nc3 Bb7 21. Rd1 Rfd8 22. Rac1 e6 23. Ba1 h5 24. Bb2 d5 25. cxd5 b5 26. Qb3 Bxd5 $1 27. Nxd5 Nxd5 28. Be2 Qb8 29. Bf3 Rxc1 30. Rxc1 Bxb2 31. Qxb2 Nb6 32. Qf6 Nc4 33. g4 hxg4 34. hxg4 Rd2 35. Be4 {[#]} Nxe3 $1 {[%mdl 512]} 36. Qg5 (36. fxe3 $11 Qh2+ 37. Kf1 Qh3+ 38. Ke1 Qxe3+ {[%mdl 64] Double Attack} 39. Kf1 Qe2+ 40. Kg1 Qe3+ 41. Kf1 Qe2+ 42. Kg1 Qe3+ 43. Kf1) 36... Nc4 $15 {[#]} 37. Bxg6 $1 {[%mdl 512] Strongly threatening Bd3+.} Qd8 (37... fxg6 38. Qxg6+) 38. Qxd8+ Rxd8 {[%mdl 4096] Endgame KRB-KRN} 39. Be4 Rd4 40. f3 Nxa3 41. Ra1 Nc4 42. Rxa6 Nd2 43. Bc6 Rxb4 44. Kf2 Rb2 45. Kg3 (45. Ke3 $15) 45... Kg7 ({Black should try} 45... b4 $17 46. Rb6 b3) 46. Ra7 Kf6 {( -> ...Nf1+)} 47. f4 b4 48. Kh4 Nc4 {aiming for ...b3.} 49. g5+ Kg7 {Threatens to win with ...b3.} 50. Bd7 Re2 (50... Kg6 $17 {And now ...Nd6 would win.} 51. Bb5 Nd6 52. Bd3+ Kg7) 51. Rb7 $1 $11 Re4 {...Nd6 is the strong threat.} 52. Rxb4 Rxf4+ 53. Kg3 Rd4 {next ...Rd3+ is good for Black.} 54. Bb5 Nd6 55. Rxd4 Nf5+ {[%mdl 64] Double Attack} 56. Kf4 Nxd4 {KB-KN} 57. Bd3 Nc6 58. Be4 Na5 59. Ke5 Nc4+ 60. Kf4 $1 Kf8 61. Bd3 Nb6 62. Ke5 Ke7 63. Bb5 Nc8 64. Kf4 Kd6 65. Be8 Ke7 66. Bb5 $1 Nd6 67. Bd3 Nb7 68. Ke5 Nd6 69. Kf4 Nc8 70. Bh7 Kf8 71. Ke5 Kg7 72. Bc2 Ne7 73. Be4 Ng6+ 74. Kd6 Nf4 75. Ke5 Nh3 76. g6 {[#]} fxg6 $2 (76... f6+ $1 $19 77. Kxe6 Ng5+ 78. Kf5 Nxe4 79. Kxe4 Kxg6) 77. Bxg6 Kxg6 78. Kxe6 {Accuracy: White = 91%, Black = 87%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.8"]
[White "Savchenko, Boris"]
[Black "Sjugirov, Sanan"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2564"]
[BlackElo "2675"]
[Annotator "TA"]
[PlyCount "172"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,172,38,32,0,39,0,44,41,42,35,41,49,45,35,39,42,55,61,70,25,75,51,50,10,30,-9,-9,-14,-30,-22,-19,-14,0,0,0,-35,0,-12,-14,-23,-30,-14,-8,-12,0,-16,0,-19,-25,-28,-5,-10,0,0,0,0,0,0,0,-12,0,-26,0,-18,-19,-13,0,-33,0,0,0,-33,-4,-49,-27,-67,-45,-45,-45,-45,-45,-45,0,-45,-45,-45,-45,-114,-102,-130,-132,-5457,-4217,-9813,-9737,-8487,-8388,-8388,0,-4036,-6672,-6383,-1417,-4532,-6603,-6427,-2664,-6108,0,-5381,-4615,-5285,-538,-454,-857,-800,-73,-1682,-1490,-1120,-1322,-1489,-1371,-1191,0,-1190,-1151,-1094,-1149,-1141,-1094,-1075,-1016,-1150,-983,-889,-774,-713,0,-704,-462,-438,0,-169,-84,-91,-91,-91,-91,-102,-100,-275,-275,-258,-257,-12842,-12843,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d5 7. exd6 c4 8. Bc2 Qxd6 9. Qe2 {B22: Sicilian: 2 c3.} Bg4 10. b3 cxb3 (10... Nd5 {seems wilder.} 11. O-O Nf4 12. Qe3 Nd5 13. Qe2) 11. axb3 {[#] White is slightly better.} e6 $146 ({Predecessor:} 11... Nd5 12. d4 e6 13. O-O Be7 14. Bd2 a6 15. Na3 Rc8 16. Nc4 Qc7 17. Ne3 Nf4 {0-1 (29) Gerritse,Y (1971)-Svana,P (2272) Prague 2016}) 12. Na3 Qd8 13. O-O Be7 14. Nc4 Nd5 15. Ne3 Nxe3 16. fxe3 O-O 17. Ra4 Bf5 18. Bxf5 (18. e4 $5 {[%cal Re4f5]} Bg6 19. d4 $14) 18... exf5 19. Qb5 Qd7 20. Nd4 g6 21. Nxc6 bxc6 22. Qa6 Rfb8 23. b4 c5 24. bxc5 Bxc5 25. Ra2 Bf8 26. Ba3 Rb6 27. Qa5 Bxa3 28. Qxa3 a5 29. Qa4 Qe6 30. h3 h5 31. Rfa1 Rd6 32. Qf4 Rad8 33. d4 Rc6 34. Rxa5 Rxc3 35. Re5 Qf6 36. Ra7 Rf8 37. Ree7 Rc2 38. Rec7 Re2 39. Qf3 (39. h4 {is more complex.} Qe6 40. Re7 Qc6 41. Qg3 Rb2 42. Kh2) 39... Rb2 40. Rab7 Rxb7 (40... Rd2 {is interesting.} 41. Kh2 h4 42. Qf4 Ra2 43. Re7 Kg7) 41. Rxb7 $11 {[%mdl 4096] Endgame KQR-KQR} (41. Qxb7 {keeps more tension.} Kg7 42. Qc6 Qg5 43. Qe6 Qg3 44. Qe7) 41... Qd6 42. Ra7 Qb8 43. Ra6 Re8 44. Ra1 Kg7 45. Qf2 Qb3 $36 {[%mdl 2048] Black fights for an advantage.} 46. Re1 Qc3 47. Re2 Qd3 48. Re1 Qc3 49. Re2 Re4 50. g3 Re6 51. Qf3 (51. Qe1 $15 Qd3 52. h4) 51... Ra6 $1 $17 52. Kf2 Ra1 {Threatens to win with ...Qc1.} 53. Qg2 $2 {[%mdl 8192]} (53. h4 $17) 53... Qc1 $19 54. h4 Qd1 55. Rb2 Qe1+ 56. Kf3 Qd1+ $2 (56... Qa5 $19 {aiming for ...Re1.} 57. Kf2 Qe1+ 58. Kf3 Ra3 $1 {[%mdl 512]}) 57. Qe2 $2 {[%mdl 8192]} (57. Kf2 $11) 57... Qh1+ 58. Qg2 {[#]} Qc1 $1 {[%cal Rc1c4]} 59. Rd2 Qc4 (59... Qc6+ $2 60. Kf2 $19) 60. Kf2 Qc3 (60... Qc8 $142 61. Re2 Qc3) 61. Kf3 Qc4 62. Kf2 $1 Qb4 63. Kf3 Qb5 64. Kf2 Qa5 (64... Qb1 $142 65. Kf3 Qb5) 65. Re2 Qc3 $2 (65... Qb4 $19 {has better winning chances.} 66. Qc6 Qb1) 66. Kf3 $2 {[%mdl 8192]} (66. Qd5 $17) 66... Qc6+ 67. Kf2 Qc1 68. Kf3 Qd1 69. Kf4 Qc1 70. Kf3 $1 Kh7 71. Rc2 Qb1 72. Rd2 Qb5 (72... Qe4+ $2 73. Kf2 $19) 73. Kf2 Qb4 74. Kf3 Qc4 75. Kf2 Qc3 76. Re2 Kg7 77. Kf3 $1 Qd3 78. Kf2 Qd1 $2 (78... Kg8 79. Rb2 Qd1 80. Rb8+ Kg7) 79. Rb2 $1 f4 (79... Kh6 $19 {is more deadly.} 80. Re2 Rc1) 80. gxf4 $17 {[#]} Qe1+ $1 81. Kf3 Qxh4 82. d5 Rd1 83. Ke2 $2 (83. Rb8 $17 Kh7 84. Rb7) 83... Qe1+ $19 84. Kf3 Rxd5 85. Rb7 $2 (85. Qf2 Qc1 86. Rc2 Qh1+ 87. Qg2) 85... Rd2 {( -> ...Qd1+)} 86. Qh3 Qe2+ {Accuracy: White = 56%, Black = 75%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.9"]
[White "Demchenko, Anton"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2641"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,39,0,21,17,26,9,19,0,11,6,9,20,24,8,0,0,7,0,16,-38,-14,-24,-38,-26,-29,-18,-26,-43,-46,-31,-47,-141]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 e6 5. Nbd2 Bd6 6. dxc5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bxc5 7. c4 O-O 8. Bd3 {The position is equal.} dxc4 {[#]} 9. Bxc4 $146 ({Predecessor:} 9. Nxc4 Bb4+ 10. Ke2 Be7 11. Rc1 Nc6 12. Qb3 Nh5 13. Bg3 h6 14. Rhd1 Nxg3+ 15. hxg3 {1-0 (53) Inarkiev,E (2693)-Riazantsev,A (2649) Moscow 2018}) 9... b6 10. O-O Bb7 11. Qe2 Bd6 12. Bg5 Nbd7 13. Rfd1 Rc8 14. e4 (14. Ba6 $11 Qc7 15. Bxb7 Qxb7 16. Nc4) 14... Ne5 15. Ba6 Bxa6 16. Qxa6 {[#] And now Nxe5 would win.} Qc7 17. Bxf6 gxf6 18. g3 Rfd8 19. Kg2 Bb4 20. Nf1 {Accuracy: White = 83%, Black = 100%.} (20. Qe2 $15) 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.10"]
[White "Lysyj, Igor"]
[Black "Stupak, Kirill"]
[Result "1-0"]
[ECO "E19"]
[WhiteElo "2594"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,133,19,14,21,20,29,27,14,6,12,10,14,0,7,-2,0,-10,0,-12,-2,-9,0,-130,-142,-143,-142,-152,-155,-202,-183,-204,-187,-224,-223,-195,-208,-206,-216,-214,-204,-216,-216,-198,-45,-125,-85,-270,-67,-67,33,0,477,468,618,289,260,180,230,222,220,162,161,160,153,162,151,152,141,149,223,141,133,147,183,147,146,146,162,145,173,176,176,172,279,253,283,280,300,300,344,333,315,308,392,297,381,381,381,381,380,380,380,380,372,370,370,361,345,343,1245,1246,861,854,854,743,661,661,4602,4133]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 {8.Qc2 has become a bit dusty these days.} Nxc3 9. Qxc3 a5 {E19: Queen's Indian: Old Main Line with 7...Ne4 8 Qc2 Nxc3 8 Qxc3.} 10. Rd1 d6 11. Qd3 f5 {White has an edge.} 12. Qe3 {Black must now prevent Ng5.} Qc8 13. Bd2 {[#]} Bf6 $146 ({Predecessor:} 13... Re8 14. Rac1 h6 15. Bc3 Na6 16. a3 a4 17. Nd2 Bxg2 18. Kxg2 Qb7+ 19. Qf3 Qxf3+ 20. Nxf3 Bf6 21. h4 {½-½ (21) Galanov,S (2473)-Lennartz,M (2432) ICCF email 2009}) 14. Rac1 Be4 15. g4 Nc6 {[%cal Bb8c6,Bc6d8,Bd8b7,Bb7c5][%mdl 32]} 16. g5 Be7 17. d5 Nd8 18. h4 e5 19. Bh3 (19. Bc3 $11 {remains equal.}) 19... f4 $17 20. Qxe4 Qxh3 21. Rc3 Qg4+ $1 22. Kh2 {[#]} Nb7 $1 23. Rg1 {[#]} Qh5 $1 {Strongly threatening ...Nc5.} 24. Kh3 Nc5 25. Qc2 e4 26. Nd4 h6 {[%cal Re7g5] And now ...Bxg5 would win.} 27. Ne6 Nxe6 28. dxe6 {[#]} e3 $1 {[%mdl 512]} 29. Be1 (29. fxe3 f3) 29... f3 $2 (29... Rae8 $19 {[%cal Rh6g5]} 30. Qe4 hxg5) 30. Rxe3 (30. Qe4 $15) 30... Rf4 {[%csl Gf4][%cal Rh5h4]} (30... hxg5 $6 31. Qe4 $11) 31. exf3 $2 (31. Rxf3 $17 {only move.} Rxh4+ 32. Kg2) 31... Qxh4+ $2 (31... hxg5 32. Kg2 $15) (31... Rxh4+ $19 32. Kg2 Bxg5) 32. Kg2 $15 Rxc4 ({Avoid the trap} 32... Bxg5 $2 33. Rh1 $18) (32... Qxg5+ $15 33. Kf1 Qf5 34. Qxf5 Rxf5) 33. Bc3 {Threatens to win with Kf1.} (33. Rc3 $5 {[%cal Rc3c4]} Rf4 34. gxh6 Qg5+ 35. Kf1 Qxh6 36. Rxc7 Qh3+ {[%mdl 64] Double Attack} 37. Rg2 Qh1+ 38. Rg1 Qh3+ {[%mdl 64] Double Attack} 39. Rg2 Qh1+ 40. Rg1 Qh3+ $11 {[%mdl 64] Double Attack}) 33... Bxg5 $2 {[%mdl 8192] [#]} (33... Rf8 $11 {and Black has nothing to worry.}) 34. Qg6 $1 $18 {[%csl Gc3][%cal Rg6g7][%mdl 512]} Rxc3 35. Rxc3 (35. Re4 $142 Qxe4 36. Qxe4) 35... c5 36. Qf7+ Kh8 37. Rh1 Qf4 38. Qxf4 Bxf4 {[%mdl 4096] Endgame KRR-KRB} 39. Rb3 Re8 40. Re1 (40. Rxb6 $6 Rxe6 41. a4 Re2 $16) 40... Be5 41. Rxb6 Rxe6 42. Re4 Rf6 (42... Kh7 $16 {is a better defense.} 43. f4 Rg6+ 44. Kh3 Bd4) 43. b3 Kh7 44. Ra6 Bc3 45. Re7 h5 46. Rd7 Rg6+ 47. Kh3 Rf6 48. Raxd6 Rxf3+ 49. Kg2 Rf4 (49... Rf8 {was called for.} 50. f3 Re8) 50. Rd5 Bd4 51. f3 ({Don't take} 51. Rxh5+ $6 Kg6 $16) 51... Kh6 52. R7d6+ g6 53. Ra6 Rf7 54. Rdd6 ({But not} 54. Rxa5 $6 Re7 $18) 54... Rg7 55. Re6 Bc3 56. f4 Kh7 57. Kf3 Bd2 58. Red6 Bb4 59. f5 Rf7 60. Rxg6 Rxf5+ 61. Ke4 Rf2 62. Rgc6 Rf7 $2 (62... Rg2 63. Kf5 h4 64. Ra7+ Kh8 65. Rc8+ Rg8) 63. Rh6+ {[%mdl 64] Double Attack. White is clearly winning.} Kg7 64. Rag6+ Kf8 65. Rxh5 Re7+ 66. Re5 Rd7 67. Rf5+ {Accuracy: White = 73%, Black = 58%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.11"]
[White "Vitiugov, Nikita"]
[Black "Badelka, Olga"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2722"]
[BlackElo "2427"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,77,22,31,25,29,26,33,25,29,36,22,23,22,25,26,37,47,59,58,78,110,107,118,97,126,131,208,214,201,200,191,193,206,179,186,181,181,179,304,305,322,231,225,228,217,157,239,224,257,149,359,329,477,500,502,477,502,486,477,472,441,370,373,370,346,317]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Be3 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} Nf6 9. Nc4 b5 10. Nb6 {White is slightly better.} Rb8 11. Nxc8 Qxc8 12. Bd3 O-O 13. O-O Rd8 {[#]} 14. a3 $146 ({Predecessor:} 14. a4 b4 15. Nd5 Re8 16. Nb6 Qb7 17. a5 Bd8 18. Qe2 Nd4 19. Bxd4 exd4 20. f3 {1-0 (42) Zhou,L (2056)-Pablos Tenrero,R (2043) Collado Villalba 2020}) 14... h6 15. Nd5 Nxd5 16. exd5 Na5 17. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} f5 18. f3 Nb7 {[#]} 19. b4 $1 Bg5 (19... Rf8 $16 20. a4 Bf6) 20. Bxg5 $18 hxg5 21. Qd2 f4 22. Qe2 Qc3 23. Qe4 {[#] And now Qh7+ would win.} Qd4+ 24. Qxd4 exd4 25. Rfe1 Rdc8 (25... Re8 $142 26. Rxe8+ Rxe8) 26. Re6 Rc3 27. Rg6 Re8 28. Rxg5 Nd8 29. Bg6 Rf8 (29... Ree3 $16 {was called for.} 30. Rd1 Rc4) 30. Rg4 Rf6 31. Re1 (31. a4 $18) 31... Rf8 $2 {Black cannot hold the game after this.} (31... Re3 $16 32. Rd1 Nf7) 32. Re4 Rxa3 (32... Rxc2 $142 33. Rgxf4 (33. Rexf4 Rc1+ 34. Kf2 Nf7 $18) 33... Rxf4 34. Rxf4 {[%mdl 64] Discovered Attack} d3) 33. Rgxf4 Rxf4 34. Rxf4 {KRB-KRN} Re3 35. h4 Re5 36. Rxd4 Nf7 37. Bxf7+ Kxf7 38. Kf2 Re7 39. c4 {Accuracy: White = 83%, Black = 59%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.05"]
[Round "9.12"]
[White "Paravyan, David"]
[Black "Ponkratov, Pavel"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2653"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,52,31,38,20,53,8,29,35,68,50,38,48,45,62,48,25,20,15,37,0,0,2,0,15,13,-41,-11,-36,-10,-27,-14,-26,168,162,142,0,88,-224,-337,-854,-858,-853,-841,-841,-835]} 1. e4 h6 2. d4 e6 3. Bd3 d5 4. e5 c5 5. c3 Nc6 6. Ne2 {[#] B00: Queen's Fianchetto Defence, Nimzowitsch Defence.} Qb6 $146 {[%cal Rc5d4]} ({Predecessor:} 6... Bd7 7. Nd2 cxd4 8. cxd4 Bb4 9. O-O Rc8 10. a3 Be7 11. b4 Qb6 12. Nb3 a5 13. bxa5 Nxa5 14. Nxa5 Qxa5 {1-0 (59) Turpin,N-Donne,P Herlies 1998}) 7. O-O Bd7 {[%cal Rc5d4]} 8. dxc5 {White has an edge.} Qc7 9. f4 Bxc5+ 10. Kh1 Nge7 11. b4 Bb6 12. Na3 {Nb5 is the strong threat.} a6 13. Nc2 O-O 14. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} f6 15. a5 $36 {[%mdl 2048] White is more active.} Ba7 16. exf6 Rxf6 17. Bb2 ({White should try} 17. Be3 $11) 17... e5 {And now ...e4 would win.} 18. c4 {Hoping for cxd5.} dxc4 19. Bxc4+ Kh8 20. Ng3 Bf5 $2 ({Of course not} 20... Rxf4 $6 21. Rxf4 exf4 22. Nh5 $16) (20... Nf5 $11) 21. fxe5 $1 $18 Nxe5 {[%cal Bc6e5,Be5g4,Bg4f2,Bf2d1][%mdl 32]} 22. Rc1 (22. Qe2 $16 Qxc4 23. Qxc4 Nxc4 24. Bxf6) 22... Raf8 (22... Qxc4 $11 {keeps the balance.} 23. Bxe5 Bg4) 23. Nh5 $2 {[%mdl 8192] [#]} (23. Na3 $16 {stays on course.}) 23... Ng4 $1 $19 {[%csl Gg4][%cal Rc7h2]} (23... Nxc4 24. Bxf6 gxf6 {[#]} 25. Na3 $1 $14 {[%mdl 512]}) ({Stronger than} 23... Qxc4 24. Bxe5 R6f7 25. Nxg7 $11) 24. Rf4 $2 {[#]} (24. Ng3 Nxh2 25. Kxh2) 24... Qxf4 $1 {[%mdl 576] Remove Defender. Black is clearly winning.} 25. Nxf4 Nf2+ {[%mdl 64] Double Attack} 26. Kg1 Nxd1+ {Accuracy: White = 57%, Black = 66%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.1"]
[White "Demidov, Mikhail"]
[Black "Matlakov, Maxim"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2519"]
[BlackElo "2685"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,85,-21,-16,-28,-4,-14,-9,-13,-19,-15,5,5,8,12,0,-22,-17,-16,-16,-14,-7,-13,9,7,13,13,19,0,11,13,13,9,12,11,12,0,0,0,0,0,37,33,21,30,44,32,70,53,65,51,91,76,52,29,118,125,125,106,119,100,110,101,142,84,138,138,237,219,310,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 Be7 5. Nc3 O-O 6. Bd3 dxc4 7. Bxc4 a6 8. a4 c5 9. O-O Nc6 10. Re1 {D37: Queen's Gambit Declined: 5 Bf4.} b6 11. d5 exd5 12. Nxd5 {The position is equal.} Nxd5 13. Bxd5 Bb7 14. e4 Qc7 15. Bd2 Rad8 {[#]} 16. Bc3 $146 ({Predecessor:} 16. Rc1 a5 17. Qe2 Nb4 18. Bxb4 axb4 19. b3 Bxd5 20. exd5 Bf6 21. Qc4 Bc3 22. Re4 {0-1 (44) Berisha,S (2044)-Moroz,G (1996) Bad Koetzting 2018}) 16... Nb4 17. Bxb4 cxb4 18. Qb3 Bxd5 19. exd5 Bc5 20. Rad1 a5 21. g3 Rfe8 22. Kg2 h6 23. Rxe8+ Rxe8 24. Qd3 Qd6 25. b3 Qg6 26. Qb5 Rd8 27. Qc4 Qf5 28. Rd2 Rd6 29. Qd3 $36 {[%mdl 2048] White has some pressure.} Qf6 30. Qe2 Rd8 31. Qe5 Qxe5 32. Nxe5 $14 {[%mdl 4096] Endgame KRB-KRN} Kf8 33. f4 f6 34. Nc6 Rc8 35. Re2 Rc7 (35... Re8 $11 {keeps the balance.} 36. Rd2 Bd6) 36. Kf3 $16 Rd7 37. Rd2 Kf7 38. Ke4 h5 39. f5 g6 40. h3 ({White should play} 40. fxg6+ Kxg6 41. Nd4) 40... Bd6 ({Black should try} 40... g5) 41. g4 h4 (41... gxf5+ $16 42. gxf5 (42. Kxf5 hxg4 43. hxg4 Bg3 $14) 42... Rc7) 42. Kd4 $18 Bc5+ {[#]} (42... Bf4 {is a better defense.} 43. fxg6+ Kxg6) 43. Ke4 $2 {[%mdl 32768] Accuracy: White = 94%, Black = 68%. . Sensor Board Error (Ke4/e5)?} (43. Kc4 $1 $18) 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.2"]
[White "Artemiev, Vladislav"]
[Black "Sjugirov, Sanan"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2716"]
[BlackElo "2675"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,53,0,0,4,12,4,18,13,13,12,11,16,16,12,22,17,17,0,0,0,0,0,0,4,16,18,0,0,11,0,44,39,58,64,94,107,151,143,142,150,137,140,147,139,393,385]} 1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 4. e3 b6 5. b3 Bb7 6. Bb2 {A17: English Opening: 1...Nf6 with ...Bb4.} a6 7. g3 Nbd7 8. cxd5 {The position is equal.} exd5 9. Bg2 Bd6 10. O-O O-O 11. Rc1 Re8 12. Ne2 Rc8 {[#]} 13. Nfd4 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 13. d4 c5 14. Nf4 Rc7 15. Ba3 Nf8 16. Ne5 Bxe5 17. dxe5 Rxe5 18. Bb2 Re8 19. Bxf6 Qxf6 20. Nxd5 Bxd5 21. Bxd5 {½-½ (33) Zvjaginsev,V (2626)-Grandelius,N (2681) Budva 2019}) 13... c5 14. Nf5 Bf8 15. d4 g6 16. Nh4 Bg7 17. dxc5 bxc5 18. Nf3 a5 19. Nf4 Nb6 20. Qd3 c4 21. Qb1 Ba6 22. Rfd1 cxb3 23. axb3 Rxc1 24. Qxc1 Bb7 25. Qa1 Nbd7 26. Bd4 Qa8 $2 {[%mdl 8192] [#]} (26... Bh6 $16 27. Bc3 Ne4) 27. Bh3 {Accuracy: White = 100%, Black = 72%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.3"]
[White "Vitiugov, Nikita"]
[Black "Lysyj, Igor"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2722"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,32,-3,20,16,20,16,28,20,18,21,19,6,32,32,26,-4,-4,-4,-4,-15,0,-11,-5]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. Bg5 cxd4 6. Nxd4 dxc4 7. e3 {D50: Queen's Gambit Declined: Dutch-Peruvian Gambit.} Be7 8. Bxc4 Bd7 $5 {[%mdl 4] Exploring less charted territory.} 9. O-O {White has an edge.} O-O 10. Qe2 Nc6 11. Rfd1 {[#]} Nxd4 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 11... Qb8 12. e4 Rd8 13. Nf3 h6 14. Bh4 a6 15. a4 Qa7 16. e5 Ne8 17. Bxe7 Nxe7 {1-0 (29) Pranav,V (2127)-Voloshin,P (1932) Maribor 2012}) 12. Rxd4 {[#] Threatens to win with Rad1.} Qc7 13. Bb5 Bxb5 {The position is equal.} 14. Qxb5 a6 15. Qb3 Rac8 16. Rad1 Rfd8 {Not much happened in this game. Accuracy: White = 86%, Black = 91%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.4"]
[White "Sarana, Alexey"]
[Black "Fedoseev, Vladimir"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2654"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,141,-10,36,26,33,38,34,37,35,0,22,24,50,36,66,46,54,46,62,57,69,71,74,58,89,84,109,112,111,104,118,93,78,26,21,24,42,-29,-15,-31,-25,-23,-18,-18,104,79,78,-10,-13,-10,-25,-13,-4,-12,-11,-14,-7,-13,0,0,0,0,0,2,58,0,0,-25,-25,-39,0,0,0,0,0,-37,0,-24,-30,-264,-16,-455,-447,-422,-70,-102,-12,-8,-14,-22,0,-9,-7,-114,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,101,101,101,101,120,120,1689,489,5214,2133,12789,12190,11162,9679,6398,482]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 {The main line 6...Nbd7 scores better than 6...e6.} 7. Nxc4 Nb6 8. e3 {D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5.} e6 9. Qb3 {was the old line (9.a5).} Be7 10. f3 {White is slightly better.} Bg6 11. a5 Nxc4 12. Bxc4 {[#]} Rb8 $146 ({Predecessor:} 12... Qd7 13. O-O O-O 14. Rd1 Rab8 15. e4 b5 16. Bf1 a6 17. Be3 Rfd8 18. Na2 Rbc8 {1-0 (50) Rosenthal,J (2235)-Bellmann,R (2079) Switzerland 2010}) 13. O-O b5 14. axb6 $1 axb6 15. Rd1 b5 16. Bf1 Qb6 17. e4 O-O 18. Be3 Ra8 19. Rac1 Rfd8 20. Ne2 Qb7 21. Nf4 Rac8 22. Nd3 Nd7 23. Qc3 (23. g3 $16) 23... f5 $11 24. Nf4 Bf7 25. b4 (25. Qc2 $14) 25... fxe4 26. fxe4 Nf6 27. e5 Ng4 28. Rb1 c5 (28... Ra8 $11 {keeps the balance.}) 29. dxc5 $16 ({Worse is} 29. bxc5 Qe4 $17) 29... Qe4 30. Rxd8+ (30. Re1 $16) 30... Rxd8 $11 31. Re1 {Bc1 is the strong threat.} Nxe3 32. Qxe3 Qxb4 33. Rc1 $1 Rc8 {[%cal Re7c5]} 34. c6 Qa5 35. g3 b4 36. Bh3 Bg5 37. Bg4 Qa4 38. Bd1 Qb5 ({Black should try} 38... Qa3 $11 39. Qxa3 bxa3) 39. Be2 ({White should play} 39. c7 $14) 39... Qa5 40. h4 Bd8 41. Kh2 Bb6 42. Qe4 b3 43. Rb1 Qc3 44. Bc4 b2 45. Kh3 Bc7 46. Nd3 $2 (46. Bxe6 $11 {and White has nothing to worry.} Bxe6+ 47. Nxe6 Bxe5 48. Nf4) 46... Rd8 $2 (46... Rb8 $19 {aiming for ...Bg6.} 47. Qf4 Qc2) 47. Nxb2 $2 {[%mdl 8192]} (47. h5 $1 $11 {and White stays safe.}) 47... Rd4 $19 48. Qe1 {[#]} Qc2 $2 (48... Rxc4 $2 49. Nxc4 Qxc4 50. Qc1 $17) ({Better is} 48... Qf3 $1 $19 {[%mdl 512] ( -> ...Rxh4+!)} 49. Be2 Qf5+ {[%mdl 64] Double Attack} 50. Kg2 Be8) 49. Bd3 $1 $15 {[%cal Rd3c2]} Qxc6 (49... Rxd3 $17 50. Nxd3 Qxd3) 50. Rc1 $132 {[%mdl 2048] White has counterplay} Qd7 51. Qe2 Bd8 52. Bb5 Qb7 53. Rd1 (53. Bd3 $11 {remains equal.}) 53... Bb6 (53... Rxd1 $17 54. Qxd1 Bc7) 54. Nc4 {Hoping for Nd6.} Rxd1 55. Qxd1 Bc7 56. Nd6 Qd5 ({Not} 56... Bxd6 $2 57. exd6 Qd5 58. Qxd5 $18) 57. Qxd5 exd5 {[%mdl 4096] Endgame KBB-KBN} 58. Kg4 Be6+ 59. Kf4 Kf8 60. Bd3 h6 61. Bf5 Ke7 62. Nb5 Bb6 63. g4 Bg1 (63... Kd7 $11) 64. Bxe6 $16 Kxe6 {KB-KN} 65. Nc7+ Kd7 66. Nxd5 {Strongly threatening Kf5.} Ke6 $2 {[%mdl 8192] [#]} (66... g6 $16 67. h5 gxh5) 67. Ke4 $1 $18 {White is clearly winning.} Bh2 {[#]} (67... Bf2 $142 68. Nf4+ Kf7) 68. Nf4+ $1 Kf7 69. Kf5 Bg3 70. h5 Bh4 71. Nd5 {Quite a comeback for White. Accuracy: White = 73%, Black = 60%.} (71. e6+ $142 Ke8 72. Kg6) 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.5"]
[White "Ponkratov, Pavel"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2631"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,68,0,0,-8,8,0,-8,-4,0,-21,7,9,3,-23,5,6,19,13,14,14,9,22,12,0,4,0,0,0,20,16,31,25,24,25,15,20,13,12,19,0,0,0,0,-14,-12,-14,-15,-23,-8,-49,-14,-8,-16,-22,0,0,0,0,0]} 1. c4 e5 2. Nc3 Nf6 3. e3 Bb4 4. Nge2 O-O 5. a3 Be7 6. d4 exd4 7. Qxd4 {A22: English Opening: 1...e5 2 Nc3 Nf6.} c6 8. Nf4 Na6 9. Qd1 {[#]} Nc7 $146 ({Predecessor:} 9... Nc5 10. b4 Ne6 11. Nxe6 dxe6 12. Qc2 a5 13. Rb1 axb4 14. axb4 Qb6 15. c5 Qc7 16. Bd3 b6 17. cxb6 Qxb6 18. O-O Ba6 {½-½ (18) Neuman,P (2471)-Chytilek,R (2397) Czechia 2012}) 10. e4 d5 11. cxd5 cxd5 12. exd5 (12. Nfxd5 {looks sharper.} Ncxd5 13. exd5 Bg4 14. f3 Bh5 15. Be3) 12... Bd6 13. Be2 Bxf4 14. Bxf4 {White wants to play Bf3.} Ncxd5 15. Nxd5 Nxd5 16. Bg3 Be6 17. Qd4 Nf6 18. Qb4 a5 19. Qb5 Ne4 {[#] Strongly threatening ...Qd2+.} 20. Rd1 ({Don't go for} 20. Qxb7 $2 Qd2+ 21. Kf1 Rac8 $19) 20... Qf6 21. O-O Nxg3 22. fxg3 Qe7 23. Bf3 h6 24. Rf2 Rfd8 25. Rxd8+ Qxd8 26. Qxb7 Rc8 27. Rf1 Rb8 28. Qa7 Rxb2 29. Rd1 Rd2 30. Rb1 {[#] Threatens to win with Rb8.} Qd4+ 31. Qxd4 {The position is equal.} Rxd4 32. Rd1 Rxd1+ 33. Bxd1 Kf8 34. Kf2 Ke7 {A rather calm draw. Accuracy: White = 93%, Black = 85%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.6"]
[White "Rakhmanov, Aleksandr"]
[Black "Afanasiev, Nikita"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2645"]
[BlackElo "2507"]
[Annotator "TA"]
[PlyCount "183"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,183,21,15,12,39,23,40,24,32,24,30,33,48,25,33,25,52,23,36,20,41,0,41,23,59,15,38,-15,36,24,36,-46,14,17,15,18,19,4,28,47,47,16,42,39,47,29,29,25,55,43,51,39,58,44,53,58,69,0,42,0,42,10,91,99,102,85,96,60,60,59,61,61,64,48,71,72,72,71,80,74,80,79,79,88,93,93,101,101,101,93,101,77,79,0,101,101,101,101,101,83,83,0,101,0,93,86,86,86,86,86,86,86,86,86,86,8,12,6,14,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-100,-115,-112,0,0,0,0,0,0,0,0,0,0,0,0,0,0,152,8,32,0,152,152,152,152,152,152,152,152,152,152,29977,29977,29977,29978,29979,29980,29987,29988,29988,29989,29990,29991]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. d4 Bf5 5. O-O Nb4 6. Na3 e6 7. Ne5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 8. c3 Na6 9. Qb3 {White is slightly better.} Qc8 10. Bf4 O-O 11. Rac1 c6 12. Nc2 h6 13. c4 {[#]} Rd8 $146 ({Predecessor:} 13... Bh7 14. Bh3 Nc7 15. Nb4 dxc4 16. Rxc4 Ncd5 17. Nbd3 Ne4 18. Bc1 a5 19. Nf4 Nxf4 20. Bxf4 {0-1 (77) Teterev,V (2508)-Nevednichy,V (2528) Paleochora 2018}) 14. Rfd1 Bh7 15. Bh3 Bf5 16. Bg2 Bh7 17. h4 Be4 18. Bh3 Nc7 19. Nb4 (19. c5 $14) 19... dxc4 ({Black should play} 19... a5 $11 20. Nbd3 a4) 20. Nxc4 $14 Ncd5 21. Bd2 ({Better is} 21. Nxd5 $14 Bxd5 22. Bg2) 21... Nxb4 (21... Nb6 $15) 22. Bxb4 $11 Bxb4 23. Qxb4 Qc7 24. Qa5 (24. Ne5 {keeps more tension.} Rac8 25. Bg2 Bxg2 26. Kxg2 Nd7 27. Nd3) 24... Qxa5 (24... b6 {seems wilder.} 25. Qa3 Bd5 26. Ne3 Qd7 27. Nxd5 cxd5 28. Bf1 Rac8) 25. Nxa5 Rd7 26. Nb3 Rad8 27. f3 Bh7 28. e4 Kf8 29. Kf2 Ke7 30. Ke3 Rc7 31. Na5 Rdc8 32. b4 Nd7 33. Nc4 Nb6 34. Na5 Nd7 35. Rd3 f6 36. Rdc3 Bg8 (36... f5 $1 $11 {remains equal.}) 37. a3 $16 Bf7 38. f4 a6 39. Bg2 Nb6 $1 40. Bf3 Rd8 41. Nb3 Na4 42. Rd3 Rcd7 43. Nc5 Nxc5 44. Rxc5 ({Much weaker is} 44. bxc5 $6 e5 $11) 44... Be8 45. a4 Rd6 46. a5 R6d7 47. h5 Bf7 48. g4 Rd6 49. Rd2 R6d7 50. Be2 Rd6 51. Bc4 R6d7 52. Be2 Rd6 $1 53. Bf1 R6d7 54. Bg2 Rd6 55. Bh3 R6d7 56. Bg2 Rd6 $1 57. Bf3 R6d7 58. Rd1 Rd6 59. Be2 R6d7 60. Rd3 Rd6 61. Rd2 R6d7 62. Rd1 Rd6 63. g5 (63. Bf3 $16) 63... hxg5 $11 64. fxg5 e5 $1 {[%cal Rd6d4]} 65. gxf6+ gxf6 {[%cal Re5d4]} 66. d5 cxd5 67. exd5 f5 {[%cal Rf7d5]} 68. Bf3 Kf6 69. Rc7 R8d7 70. Rxd7 $1 Rxd7 {[%mdl 4096] Endgame KRB-KRB} 71. Rg1 (71. h6 $1 $11) 71... e4 $17 ({Reject} 71... Bxd5 $6 72. Rg6+ Kf7 73. Bxd5+ Rxd5 74. Rg5 $11) 72. Be2 {[#]} Rxd5 (72... Ke5 $1 $17 73. Rg7 f4+ 74. Kf2 Kf6) 73. h6 $11 Rd8 {...Rh8 is the strong threat.} 74. Kf4 Rh8 75. Rh1 Rh7 76. b5 axb5 77. Bxb5 Be6 78. Rh2 Bf7 79. Ba4 Kg6 $2 (79... Bd5 $11) 80. Rg2+ ({White should try} 80. Bd7 $16 Kf6 81. Bxf5) 80... Kf6 81. Rh2 (81. Rb2 $14 Rxh6 82. Rb6+ Kg7 83. Rxb7 Rh4+ 84. Kxf5) 81... Kg6 $16 82. Bd7 Rxh6 83. Bxf5+ {[%mdl 64] Double Attack} Kg7 84. Rxh6 Kxh6 85. Bxe4 {KB-KB} Bc4 86. Bxb7 Kg6 $2 {Loses the game.} (86... Kg7 $16 87. Ke5 Kf8) 87. Ke5 {White mates.} Be2 88. Bd5 Kg7 {[#]} 89. Kd4 $1 Kf6 90. Bc4 Bg4 91. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Ke7 92. a7 {Accuracy: White = 79%, Black = 82%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.7"]
[White "Kokarev, Dmitry"]
[Black "Faizrakhmanov, Ramil"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2611"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,94,0,0,-24,-22,-4,-18,-17,-13,-14,-11,0,0,-4,-10,-20,-23,-85,-81,-93,-89,-181,-118,-137,-129,-142,-124,-203,-128,-137,-130,-173,-117,-136,-99,-103,-98,-106,-68,-107,-103,-131,-131,-131,-131,-227,-216,-322,-320,-337,-351,-390,-382,-447,-418,-503,-513,-508,-500,-519,-495,-659,-639,-626,-593,-887,-843,-989,-975,-12835,-6435,-2093,-1980]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Nf1 {[%cal Bg3f1,Bf1e3,Be3c4][%mdl 32] B19: Classical Caro-Kann: 4...Bf5 main line.} c5 14. Ne3 cxd4 15. Qxd4 {The position is equal.} Nc5 {[#]} 16. Bc3 $146 ({Predecessor:} 16. Qf4 O-O 17. Ng4 Nxg4 18. Qxg4 Bf6 19. Bc3 Qe7 20. Bxf6 Qxf6 21. Qd4 Qe7 22. Qe5 {½-½ (33) Vykouk,J (2440)-Perez Garcia,A (2361) Mamaia 2017}) 16... Qxd4 17. Bxd4 Nce4 18. Nc4 Rc8 19. Nfe5 O-O 20. g4 {[#]} (20. a3 $11) 20... Nxg4 $1 $17 {[%mdl 512]} 21. Nxg4 {Strongly threatening Rhe1.} Rxc4 22. Ne5 (22. c3 $17) 22... Rcc8 ({Better is} 22... Ra4 $19 23. Kb1 Rd8) 23. Rhg1 Bg5+ 24. Kb1 Rfd8 25. Nf3 (25. c3 $17) 25... b6 26. Nxg5 Nxg5 27. Be3 f6 (27... Nf3 $19 28. Rh1 f5) 28. a4 Kf7 29. a5 bxa5 30. Bxa7 Nf3 31. Rxd8 Rxd8 $15 {[%mdl 4096] Endgame KRB-KRN} 32. Rg3 Nd2+ 33. Kc1 Rd7 {[#] aiming for ...Ne4.} 34. Bb8 (34. Be3 $17 Nf1 35. Rg4) 34... Ne4 $19 35. Ra3 (35. Rg2 {was worth a try.}) 35... Nxf2 {[%csl Gf2][%cal Rd7d1]} 36. b3 Rd5 37. Bc7 Rxh5 38. Bxa5 g5 39. Bb6 Rh1+ {Black is clearly winning.} 40. Kd2 Ne4+ 41. Kd3 f5 42. Bd4 g4 43. Ra7+ Kg6 44. Re7 g3 45. Rxe6+ Kg5 46. Re8 Rd1+ 47. Ke3 Re1+ {Accuracy: White = 42%, Black = 79%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.8"]
[White "Zvjaginsev, Vadim"]
[Black "Predke, Alexandr"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2617"]
[BlackElo "2684"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,14,15,16,18,23,20,15,18,19,9,12,14,4,23,17,28,21,24,29,29,19,20,12,27,22,30,41,37,16,25,0,0,0,0,-44,-45,-44,0,0,0,0,7,0,0,-37,-10,-33,0,0,0,0,1,0,0,0,0,0,0,0,0,-227,-223,-4890,-82,-105,0,0,0,0,124,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. h3 Bxf3 6. exf3 {A07: Réti Opening: New York and Capablanca Systems.} e6 7. f4 Be7 8. d4 O-O 9. Nd2 {[%cal Bb1d2,Bd2b3,Bb3d4][%mdl 32]} c5 10. dxc5 Bxc5 {[#]} 11. c4 $146 ({Predecessor:} 11. Nb3 Bb6 12. c3 Nc6 13. Re1 Rc8 14. Be3 Bxe3 15. Rxe3 Qb6 16. Qd2 a5 17. Rd1 {0-1 (39) Lebermann,H (1968)-Friedrich,J (2217) Bad Homburg 2012}) 11... Nc6 12. Nb3 Bb6 13. c5 Bc7 14. Be3 Re8 15. Qd2 a5 16. Nd4 e5 17. fxe5 Bxe5 18. Rad1 Ne4 19. Bxe4 (19. Qc2 {is interesting.} Nxd4 20. Bxd4 Nf6 21. Be3 Bxg3 22. Bg5) 19... dxe4 20. Nxc6 bxc6 21. b3 Qf6 22. Qd7 h5 23. Bd4 Bxd4 24. Qxd4 Qf5 25. Rfe1 Re6 26. Re3 Rae8 27. Rde1 Re5 28. h4 R8e6 29. Qd8+ Kh7 30. Qxa5 Rxc5 31. Qd2 Rd5 $36 {[%mdl 2048] White is under pressure.} 32. Qe2 {[%cal Re3e4]} Rd4 33. a4 Qd5 34. Qc2 f5 35. R3e2 $2 {[#]} (35. Qe2 $11 {and White is okay.}) 35... f4 $1 $19 {[%mdl 512]} 36. Rxe4 $2 (36. Qc1 fxg3 37. fxg3) (36. gxf4 Qf5) 36... Rexe4 $2 (36... Rdxe4 $19 {and Black stays clearly on top.} 37. Rxe4 Qxe4) 37. f3 $17 {[%mdl 64] [#] Pin} Rd3 ({Of course not} 37... fxg3 $6 38. Rxe4 (38. fxe4 $2 {is the wrong capture.} Qd8 $19) 38... Rd2 39. Qc4 $11) (37... Kg8 $1 $17 38. fxe4 Qd7) 38. Rxe4 $11 {[%mdl 4096] Endgame KQR-KQR} Rd2 39. Qc3 fxg3 {[#]} (39... Rd1+ $11 {keeps the balance.} 40. Re1 Rxe1+ 41. Qxe1 Qxf3) 40. Re7 (40. Re5 $1 $16 {[%cal Re5d5]} Rd1+ 41. Kg2 Rd2+ 42. Kxg3) 40... Rd4 {The position is equal.} 41. Kg2 Qd6 42. Re2 Rxh4 {( -> ...Rh2+)} 43. Qe5 Qg6 {[%mdl 32768] Accuracy: White = 78%, Black = 82%. . Loss on time!?} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.9"]
[White "Drygalov, Andrey"]
[Black "Demchenko, Anton"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2495"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,104,33,34,34,30,51,35,48,35,37,25,23,21,23,10,12,22,41,48,74,66,73,53,76,0,44,-19,-24,-14,-18,-29,-12,-18,0,0,0,0,-8,-8,-7,-38,0,-64,-73,-81,-78,-86,-95,-86,-100,-88,-93,-149,-175,-150,-166,-177,-160,-154,-159,-154,-151,-225,-225,-611,-608,-647,-640,-762,-736,-2003,-1983,-2671,-2438,-2872,-2725,-29972,-29973,-29974,-29975,-29969,-29976,-29977,-29978,-29977,-29978,-29978,-29979,-29979,-29979]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Be6 8. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Qd7 9. c3 a6 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} 10. Bxe6 fxe6 {[#]} 11. Nf1 $146 ({Predecessor:} 11. b4 Nh5 12. Nf1 Nf4 13. Ra2 Rf6 14. g3 Nh5 15. Ng5 Qe8 16. d4 h6 17. Nxe6 Rxe6 {1-0 (36) Rakotomaharo,F (2438)-Sochacki,W (2320) Paris 2019}) 11... h6 {White is slightly better.} 12. Ng3 a5 13. d4 exd4 14. Nxd4 Rf7 15. Qb3 Nxd4 16. cxd4 b6 17. Bd2 Raf8 18. f3 Nh7 19. Qb5 Qd8 20. Qb3 ({Better is} 20. Rac1 $16) 20... Bg5 21. f4 (21. Bxg5 $14 Nxg5 22. Rac1) 21... Bxf4 $11 22. Bxf4 Rxf4 23. Qxe6+ R4f7 24. Rf1 Qe7 (24... Ng5 {is interesting.} 25. Qb3 Qd7 26. Rxf7 Qxf7 27. Qe3 Qd7) 25. Qxe7 Rxe7 26. Rxf8+ Kxf8 {[%mdl 4096] Endgame KRN-KRN} 27. Kf2 Nf6 28. Re1 c5 29. d5 (29. Ke3 $11) 29... g6 $15 30. h3 {Black continues to play with concentration.} Rb7 31. e5 dxe5 $1 ({Of course not} 31... Nxd5 $6 32. Rd1 $11) 32. Rxe5 Re7 33. Rxe7 Kxe7 $17 {KN-KN} 34. Ke3 ({White should try} 34. Nf1) 34... Nxd5+ 35. Ke4 Ke6 $1 36. Nf1 Nf6+ 37. Kd3 {[#]} Ne8 $1 38. Ne3 {White wants to play Nc4.} Nd6 39. b3 {[#]} (39. Nf1 $17) 39... h5 $1 $19 40. Kc3 $2 (40. g4) 40... h4 41. Kd3 Ke5 42. Nd1 Kf4 43. Nc3 Kg3 44. Nd5 Kxg2 45. Nf4+ Kg3 46. Nxg6 Kxh3 {Black mates.} 47. Ke3 Kg3 48. Nf4 h3 49. Ne2+ Kg4 50. Kf2 Ne4+ 51. Kg1 Kf3 52. Nc1 Ke3 {Accuracy: White = 54%, Black = 91%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.10"]
[White "Esipenko, Andrey"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2682"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,166,8,18,16,22,7,23,22,22,17,18,25,25,20,30,35,31,31,32,22,29,24,65,49,58,49,43,29,49,44,45,37,38,37,70,36,49,33,49,49,49,17,49,49,74,49,64,53,64,60,57,44,29,19,58,54,74,67,68,68,85,20,20,0,14,0,26,20,20,20,58,58,58,58,58,82,59,0,0,0,0,0,0,0,8,0,28,8,8,8,8,8,21,0,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,116,0,116,0,116,116,116,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 O-O 9. Qc2 Re8 10. Nf3 Nbd7 11. O-O Ne4 12. Bxe7 Qxe7 13. b4 a6 14. a4 {[%cal Ba2a4,Ba4b5][%mdl 32] D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} Ndf6 15. b5 (15. Ne5 {is interesting.} Nxc3 16. Qxc3 Ne4 17. Bxe4 dxe4 18. Nc4) 15... axb5 16. axb5 {White has an edge.} Rxa1 17. Rxa1 c5 18. dxc5 Nxc5 {[#]} 19. Bf1 $146 ({Predecessor:} 19. Be2 b6 20. Nd4 Nce4 21. Bf3 Bd7 22. Nce2 Rc8 23. Qb2 Nc5 24. Nf4 Nce4 25. h3 {0-1 (64) Sakai,A (1731)-Qin,N (1629) chess.com INT 2020}) 19... Be6 20. Nd4 Rc8 21. Qb2 Nfe4 22. Rc1 Nxc3 23. Rxc3 Bd7 24. h3 Qd6 25. Be2 Ra8 26. Rc1 Na4 27. Qd2 Nb6 28. Bd3 g6 29. Bf1 Rd8 30. Rc2 h5 31. Qc1 Rc8 32. Rxc8+ Bxc8 33. Be2 Bd7 34. Qc3 Be8 35. Nf3 Bd7 36. Qd4 Be6 37. Ng5 Nd7 38. Qa7 b6 39. Nf3 Qb8 40. Qa3 Nc5 41. Nd4 Qb7 42. Bf3 Qb8 43. Nxe6 (43. Nc6 $16 Qd6 44. Qa1) 43... fxe6 $11 44. h4 Kf7 45. g3 Kg7 46. Qa1+ Kf7 47. Qd4 Qd6 48. e4 {[%cal Re4d5]} e5 $1 {[%cal Re5d4]} 49. Qxd5+ Qxd5 50. exd5 $14 {[%mdl 4096] Endgame KB-KN} Ke7 51. Bd1 (51. Be2 $1 $14) 51... Kd6 $11 52. Bc2 e4 53. f3 Kxd5 54. Kf2 {[#] Hoping for Ke3.} Kd4 {aiming for ...Nd3+.} 55. fxe4 Ke5 (55... Kc3 $5 {[%cal Rc3c2]} 56. Bd1 Kd2 $11) 56. Ke3 Nb7 $1 57. Bb1 Nd6 58. Bd3 Nf7 59. Kf3 Kf6 (59... g5 $11) 60. Kf4 $16 Ne5 61. Be2 Nd7 62. Bc4 Ne5 63. Bf1 Nf7 64. Be2 Ne5 65. Ke3 Ke6 66. Bd1 Nc4+ 67. Kd4 Ne5 68. Bb3+ Kd6 69. Bd5 Ng4 70. Bc4 Ne5 71. Bf1 Nf7 72. Bh3 Ne5 73. Ke3 Ke7 74. Kf4 Kf6 75. Bf1 (75. Bg2 $16) 75... Ng4 (75... Nf7 $1 $11 {keeps the balance.}) 76. Bc4 Ne5 77. Ba2 Ng4 78. e5+ ({White should try} 78. Bb3 $16) 78... Nxe5 $11 {The position is equal.} 79. Ke4 Nd7 80. Kd5 {[#] Strongly threatening Kc6.} Nc5 $1 81. Bb1 g5 82. Bc2 gxh4 83. gxh4 Ne6 {Accuracy: White = 86%, Black = 83%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.11"]
[White "Iljiushenok, Ilia"]
[Black "Shimanov, Aleksandr"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2516"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,117,22,25,10,12,8,20,-9,0,-1,30,34,34,40,35,39,41,25,43,44,43,52,46,32,45,41,40,50,71,59,70,42,75,57,170,163,183,182,168,170,226,232,265,263,274,190,231,201,210,202,267,253,239,231,446,425,528,531,531,498,502,516,519,498,500,494,670,647,756,732,898,891,881,873,868,769,878,833,1140,1114,1070,1060,1345,1218,1546,1425,956,922,29981,29979,29982,29983,29983,29984,29984,29985,29993,29993,29993,29994,29994,29993,29993,29991,29992,29993,29993,29994,29994,29995]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} O-O {6...Nd7 is more fashionable. Played by Magnus Carlsen in August 2020.} 7. Nc4 Nd7 8. Ne3 {The position is equal.} (8. O-O {is interesting.} f6 9. c3 Nb6 10. Be3 Bd6 11. Ncd2) 8... Re8 9. g4 Bxe3 10. Bxe3 Nf8 11. Rg1 {[#]} Qe7 $146 ({Predecessor:} 11... Qd6 12. Qd2 a5 13. Nh4 Ne6 14. Nf5 Qb4 15. c3 Qb5 16. O-O-O c5 17. f4 exf4 18. Bxf4 {½-½ (55) Sunilduth Lyna,N (2611)-Anton Guijarro,D (2674) Khanty-Mansiysk 2019}) 12. Qd2 c5 13. O-O-O b6 14. h4 c4 15. dxc4 Bb7 16. Qe1 Qf6 17. Rg3 Bxe4 18. Bg5 Qxf3 19. Rxf3 Bxf3 20. Rd2 Ne6 21. Qg1 f6 {White now steadily converts the win.} (21... Nd4 $1 $14) 22. Be3 $18 Rad8 23. Qg3 $36 {[%mdl 2048] White is on the roll.} Rxd2 24. Kxd2 ({Reject} 24. Bxd2 $6 Nd4 $14) 24... Rd8+ (24... e4 {was necessary.} 25. g5 Kf7) 25. Kc3 Be4 26. g5 Kf7 27. h5 Rg8 28. f4 exf4 29. Bxf4 fxg5 30. Bxg5 Re8 31. h6 Nxg5 $2 (31... g6 32. Bh4 Bf5) 32. Qxg5 gxh6 {[%mdl 4096] Endgame KQ-KRB} 33. Qf4+ Kg6 34. Qxc7 h5 35. Qxa7 Re6 36. Qd7 Bf5 {[#] White must now prevent ...Re3+.} 37. Qd8 Be4 38. b4 Kf5 39. a4 Kg4 40. Qd1+ Kg5 41. Qg1+ Kf4 42. Qf2+ Kg4 43. Qe2+ Kg5 44. c5 bxc5 45. b5 h4 46. a5 h3 47. a6 Kf4 48. a7 Kg3 49. Qe3+ {White mates.} Kg2 50. a8=Q Bxa8 51. Qxe6 Bf3 52. Qg8+ {[%mdl 64] Double Attack} Kh1 {[#]} 53. Qg3 $1 Bg2 54. Qe1+ Kh2 55. b6 Ba8 56. Qe8 Bg2 57. Qe5+ Kg1 58. Qe1+ Kh2 59. Kd2 {Accuracy: White = 91%, Black = 51%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "10.12"]
[White "Bocharov, Dmitry"]
[Black "Belyakov, Bogdan"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2524"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,108,35,37,58,22,46,8,49,38,43,39,39,34,64,37,52,51,45,22,73,56,71,60,64,77,85,0,71,72,93,58,68,70,64,42,63,-72,-62,-71,-74,-94,-49,-76,-69,-105,-83,-90,-58,-60,-56,-59,-49,-79,-83,-108,-94,-98,-84,-117,0,-88,0,-108,0,-133,-130,-171,-128,-135,-110,-110,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 e5 8. dxe5 Nxe5 9. b3 Ned7 10. Bb2 Re8 11. Qc2 Nc5 {[#]} 12. Rad1 $146 ({Predecessor:} 12. Nd4 Ne6 13. Nxe6 Rxe6 14. Rad1 Qf8 15. e4 Re8 16. Rfe1 Bg4 17. Rd2 Rad8 18. h3 Bd7 19. Kh2 a6 20. a4 {½-½ (39) Ragozin,V-Chekhover,V Leningrad 1936}) 12... a5 13. Nd4 Bd7 {E67: King's Indian: Fianchetto: 6...Nbd7.} 14. a3 Qc8 15. Rfe1 Bg4 16. b4 axb4 17. axb4 Na6 18. Qb3 Rb8 19. Nd5 Nxd5 20. cxd5 Bh3 21. Bh1 Ra8 (21... Nxb4 $11 22. Qxb4 c5 23. dxc6 bxc6) 22. Bc3 $16 Qd7 23. Nf3 Bxc3 24. Qxc3 Qb5 25. Qf6 ({White should try} 25. Rb1 $16) 25... Qd7 (25... Rxe2 $11 26. Ng5 {[%mdl 64] Double Attack} Rxe1+ 27. Rxe1 Qd7) 26. Rd4 Bg4 27. Ng5 {[#] Hoping for Rxg4!} (27. Qf4 {is interesting.} Bxf3 28. Bxf3 Nb8 29. Rc1 b5 30. Qh6) 27... Qf5 $1 {[%cal Rf5f6]} 28. Qxf5 Bxf5 29. Bg2 Kg7 30. Nf3 {[#]} (30. Ra1 $14 {stays ahead.}) 30... Re4 $1 $17 31. b5 Nc5 32. e3 Re7 33. Red1 b6 34. Rb4 Ra2 35. Nd4 Bd7 36. Rbb1 Re8 37. Ra1 Rea8 38. Rab1 R8a3 39. h3 h5 40. Rdc1 Kf6 41. Rd1 Kg7 42. Rdc1 $1 Kf6 43. Rd1 $1 Kg7 (43... Nd3 $17) 44. Rbc1 (44. Rdc1 $1 $11 {remains equal.}) 44... Rb2 45. Rc2 Raa2 46. Rxb2 Rxb2 47. Ra1 Nb3 (47... Bxb5 $17 {...Ba4 is the strong threat.} 48. Ra7 Rb1+ 49. Kh2 Bd7 50. Rxc7 b5) 48. Nxb3 $11 {The position is equal.} Rxb3 {[%mdl 4096] Endgame KRB-KRB} 49. Rc1 Bxb5 50. Rxc7 Rb1+ 51. Kh2 Rb2 52. Kg1 Rb1+ 53. Kh2 Rb2 54. Kg1 Rb1+ {Accuracy: White = 62%, Black = 75%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.1"]
[White "Artemiev, Vladislav"]
[Black "Demidov, Mikhail"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2716"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,113,16,14,10,16,0,11,13,4,7,24,16,31,-32,-34,-29,-32,-37,-26,-35,0,0,-2,-15,-19,-18,-37,-33,-17,-65,-15,-18,-7,-18,-7,-14,-14,-7,-7,-13,0,-15,-2,-19,0,-25,-21,-14,-14,-66,-64,-64,0,0,0,0,0,0,0,0,85,85,85,89,89,89,89,89,96,96,96,96,96,96,96,85,96,73,80,80,80,80,80,8,80,80,80,80,80,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. d3 Nc6 3. g3 Bc5 4. Nc3 d6 5. Bg2 a6 6. Nf3 {A20: English Opening: 1...e5.} Nge7 {6...Nf6 is the fancy move.} 7. a3 O-O 8. b4 Ba7 9. O-O h6 10. e3 Be6 11. b5 (11. Bb2 $14) 11... axb5 $15 12. cxb5 Na5 13. Rb1 {[#]} c6 $146 ({Predecessor:} 13... f5 14. Bd2 g5 15. Na4 Bb8 16. Nc3 c5 17. bxc6 bxc6 18. e4 f4 19. gxf4 gxf4 {0-1 (37) Poropat,M (2088)-Kovacevic,B (2452) Dubrovnik 2008}) 14. a4 Bb6 15. bxc6 bxc6 16. Qc2 Bc7 17. d4 e4 18. Nd2 f5 19. Rd1 Qd7 20. Ba3 Ra7 21. Bf1 Rfa8 22. Bb4 Kh8 23. Rdc1 Bd8 24. Qb2 Nd5 25. Nxd5 Bxd5 26. Qc2 Nb7 27. Bc4 Rxa4 28. Bxd5 cxd5 29. Qc6 (29. Qb3 $11) 29... Qxc6 30. Rxc6 Ra1 (30... R4a6 $1 $15 31. Rxa6 Rxa6) 31. Rxa1 $11 Rxa1+ 32. Kg2 Ra2 33. Rc8 Kh7 34. Rb8 Na5 (34... Rb2 $11 {keeps the balance.} 35. Rxb7 Ba5) 35. Ra8 $16 {Bxa5 is the strong threat.} ({Much worse is} 35. Rxd8 Nc6 $15) 35... Rb2 36. Bxa5 Bxa5 37. Rxa5 {[#] aiming for Nf1.} Rxd2 38. Rxd5 {[%mdl 4096] Endgame KR-KR} g6 39. Rxd6 Kg7 40. Re6 Kf7 41. Re5 h5 42. h3 Kf6 43. g4 hxg4 44. hxg4 Rd1 45. Rc5 Kg5 46. Rc6 (46. gxf5 $16 gxf5 47. Rb5) 46... Ra1 (46... f4 $1 $11) 47. gxf5 gxf5 48. Re6 Rd1 49. f3 ({White should play} 49. Re8 $16) 49... Rd2+ $11 {The position is equal.} 50. Kg3 Re2 51. fxe4 Rxe3+ {[%mdl 64] [#] Double Attack} 52. Kf2 Rxe4 53. Rxe4 fxe4 54. Ke3 Kf5 55. d5 Ke5 56. d6 Kxd6 57. Kxe4 {Accuracy: White = 86%, Black = 86%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.2"]
[White "Faizrakhmanov, Ramil"]
[Black "Rakhmanov, Aleksandr"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2451"]
[BlackElo "2645"]
[Annotator "RC"]
[PlyCount "104"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:03]} Bf5 {[%emt 0:00:00]} 5. e3 {[%emt 0:00:03]} Bg7 {[%emt 0:00:07]} 6. Bd3 {[%emt 0:00:03]} Bxd3 {[%emt 0:00:05]} 7. Qxd3 {[%emt 0:00:01]} O-O {[%emt 0:00:03]} 8. O-O {[%emt 0:00:03]} Nbd7 {[%emt 0:00:02]} 9. b3 {[%emt 0:00:54]} e5 {[%emt 0:00:05]} 10. Bb2 {[%emt 0:00:07]} Re8 {[%emt 0:00:26]} 11. dxe5 {[%emt 0:00:59]} dxe5 {[%emt 0:00:13]} 12. Rfd1 {[%emt 0:01:00]} c6 {[%emt 0:02:14]} 13. Ne4 {[%emt 0:01:22]} Nxe4 {[%emt 0:02:17]} 14. Qxe4 {[%emt 0:00:05]} Qe7 {[%emt 0:01:08]} 15. Rd2 {[%emt 0:00:31]} Nc5 {[%emt 0:00:29]} 16. Qc2 {[%emt 0:00:10]} e4 {[%emt 0:00:51]} 17. Ne1 {[%emt 0:00:35]} Bxb2 {[%emt 0:00:34]} 18. Qxb2 {[%emt 0:00:02]} a5 {[%emt 0:00:26]} 19. Rad1 {[%emt 0:01:03]} Qe5 {[%emt 0:00:10]} 20. Qxe5 {[%emt 0:01:56]} Rxe5 {[%emt 0:00:02]} 21. h4 {[%emt 0:00:29]} Kf8 {[%emt 0:00:16]} 22. Kf1 {[%emt 0:00:12]} Ke8 {[%emt 0:00:26]} 23. Ke2 {[%emt 0:00:21]} h6 {[%emt 0:00:17]} 24. g3 {[%emt 0:00:45]} Rc8 {[%emt 0:01:26]} 25. Ng2 {[%emt 0:01:19]} g5 {[%emt 0:02:41]} 26. Rd6 {[%emt 0:01:08]} Re6 {[%emt 0:00:36]} 27. R6d4 {[%emt 0:00:47]} Re5 {[%emt 0:00:32]} 28. Rd6 {[%emt 0:00:08]} Ne6 {[%emt 0:00:02]} 29. R6d2 {[%emt 0:02:41]} Rd8 {[%emt 0:00:39]} 30. Rxd8+ {[%emt 0:00:20]} Nxd8 {[%emt 0:00:02]} 31. hxg5 {[%emt 0:00:19]} hxg5 {[%emt 0:00:02]} 32. g4 {[%emt 0:00:26]} Ne6 {[%emt 0:00:24]} 33. Ne1 {[%emt 0:00:29]} Rc5 {[%emt 0:00:36]} 34. Rd2 {[%emt 0:01:07]} f5 {[%emt 0:01:38]} 35. gxf5 {[%emt 0:00:12]} Rxf5 {[%emt 0:00:02]} 36. Nc2 {[%emt 0:00:32]} Nc5 {[%emt 0:00:05]} 37. Nd4 {[%emt 0:00:05]} Rf6 {[%emt 0:00:12]} 38. Rd1 {[%emt 0:00:01]} g4 {[%emt 0:00:33]} 39. Nc2 {[%emt 0:00:49]} Nd3 {[%emt 0:00:14]} 40. Rf1 {[%emt 0:00:02]} Rh6 {[%emt 0:00:30]} 41. Nd4 {[%emt 0:00:20]} Rf6 {[%emt 0:00:20]} 42. Nc2 {[%emt 0:00:02]} Kf7 {[%emt 0:00:15]} 43. a3 {[%emt 0:00:13]} c5 {[%emt 0:00:22]} 44. Ne1 {[%emt 0:00:17]} Nc1+ {[%emt 0:00:19]} 45. Kd2 {[%emt 0:00:05]} Nxb3+ {[%emt 0:00:02]} 46. Kc2 {[%emt 0:00:14]} a4 {[%emt 0:00:11]} 47. Ng2 {[%emt 0:00:03]} Na5 {[%emt 0:00:42]} 48. Kc3 {[%emt 0:00:06]} Rb6 {[%emt 0:00:01]} 49. Nf4 {[%emt 0:00:26]} Rb3+ {[%emt 0:00:01]} 50. Kc2 {[%emt 0:00:01]} Nxc4 {[%emt 0:00:02]} 51. Nd5 {[%emt 0:00:13]} Nxa3+ {[%emt 0:00:05]} 52. Kd2 {[%emt 0:00:02]} Rb2+ {[%emt 0:00:02]} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.3"]
[White "Matlakov, Maxim"]
[Black "Vitiugov, Nikita"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2685"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.4"]
[White "Demchenko, Anton"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2641"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,25,0,10,15,10,0,24,23,25,24,22,16,14,16]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Rc8 9. O-O h6 10. Nd2 {10.Rd1 is a critical line. Played by Ian Nepomniachtchi in August 2020.} Be6 11. Rd1 Nf6 12. Nf1 {[#]} Rc4 $146 ({Predecessor:} 12... Bc4 13. Qf3 Bxf1 14. Kxf1 Be7 15. Qd3 Rc6 16. Be3 Qc8 17. Rac1 O-O 18. Rd2 b5 {½-½ (30) Ni,H (2674)-Fedoseev,V (2702) China 2019}) 13. Qe2 {An uneventful encounter.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.5"]
[White "Lysyj, Igor"]
[Black "Iljiushenok, Ilia"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2594"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,17,66,36]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Bg5 {[#]} {Predecessor:} Nh5 $146 {E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1.} 10. g3 f5 11. exf5 Bxf5 12. Nh4 Bh3 13. Bxh5 gxh5 14. Qxh5 Bxf1 15. Rxf1 Qe8 16. Qg4 Kh8 17. Nb5 Nxd5 {1-0 (61) Gelfand,B (2684)-Adhiban,B (2654) Moscow 2019} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.6"]
[White "Sjugirov, Sanan"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2675"]
[BlackElo "2617"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,47,24,30,42,43,34,52,46,58,33,32,34,36,37,41,33,50,48,48,10,13,17,17,20,26,8,18,17]} 1. c4 Nf6 2. g3 c5 3. Bg2 Nc6 4. Nf3 d5 5. cxd5 Nxd5 6. Nc3 e6 7. d4 cxd4 8. Nxd4 Nxc3 9. bxc3 Nxd4 10. Qxd4 Qxd4 11. cxd4 Bb4+ 12. Bd2 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} Bxd2+ 13. Kxd2 Kd8 {is the legacy move (13...Rb8).} 14. a4 {White is slightly better.} Re8 {[#]} 15. f4 $146 ({Predecessor:} 15. a5 Rb8 16. Rhb1 Re7 17. Rb2 b5 18. axb6 axb6 19. Rab1 Rd7 20. Rb4 Rd6 21. e4 {½-½ (27) Chernin,A (2600)-Farago,I (2510) Hungary 1992}) 15... Rb8 16. a5 Re7 17. Rhb1 Rc7 18. Be4 h6 19. g4 Bd7 20. g5 hxg5 21. fxg5 Bc6 22. Bxc6 Rxc6 23. Rb3 Ke7 24. h4 {Accuracy: White = 81%, Black = 100%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.7"]
[White "Aleksandrov, Aleksej"]
[Black "Ponkratov, Pavel"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2608"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,54,3,4,0,17,0,0,0,6,0,0,0,0,0,20,-2,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,37,27,18,-18,-11,-10,27,27,33,22,35,58,112,107,103]} 1. Nf3 c5 2. e3 g6 3. d4 Bg7 4. dxc5 Qc7 5. Nbd2 Qxc5 6. c4 {A40: Unusual replies to 1 d4.} Qc7 7. Rb1 {[#]} Nc6 $146 ({Predecessor:} 7... a5 8. b3 d6 9. Bb2 Nf6 10. Nd4 Bd7 11. Be2 O-O 12. O-O Na6 13. a3 Rfc8 {0-1 (34) Drexel,M (2279)-Hennig,D (2376) Bayern 2010}) 8. b3 {The position is equal.} Nf6 9. Bb2 O-O 10. Rc1 Rd8 11. a3 a5 12. h3 e5 13. c5 d5 14. cxd6 $1 Qxd6 15. Bc4 Bf5 16. O-O e4 17. Ng5 Qxd2 18. Nxf7 Kf8 $1 ({Of course not} 18... Qxb2 $6 19. Nxd8+ Kh8 20. Nf7+ Kg8 21. g4 $18) 19. Nxd8 Rxd8 20. Bc3 Qa2 21. Qe1 $36 {[%mdl 2048] Strongly threatening g4. White has good play.} Qxa3 22. Ra1 {[%cal Bc1a1,Ba1a5,Ba5b5][%mdl 32]} Qe7 23. Rxa5 Nd7 24. Rb5 Nde5 25. Qa1 h5 26. Bd5 Re8 (26... Rd7 $1 $14) 27. Bxc6 Nxc6 {Accuracy: White = 95%, Black = 85%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.8"]
[White "Khanin, Semen"]
[Black "Esipenko, Andrey"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2482"]
[BlackElo "2682"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,164,3,11,18,14,20,18,18,12,22,21,27,24,22,20,17,0,13,14,6,6,10,-15,-24,-22,-20,-34,0,0,0,0,0,0,18,0,0,0,0,0,37,60,110,4,27,0,48,17,32,0,24,0,61,0,22,15,14,23,16,0,35,17,15,9,86,95,84,44,50,22,21,16,15,15,131,150,147,165,160,146,128,150,82,91,96,79,89,0,0,0,0,0,0,0,0,0,0,0,0,-523,-523,-498,-516,-468,-501,-488,0,-5995,-6050,-5631,-5631,-5377,-5385,-1769,-922,-6270,-5957,-29980,-29980,-29981,-29982,-29982,-29983,-29983,-29984,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29986,-29986,-29987,-29987,-29988,-29988,-29988,-29988,-29989,-29989,-29990,-29990,-29989,-29989,-29990,-29990,-29989,-29989,-29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Na5 $1 {[%mdl 4] is now more promising than 9...Bg4. C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 10. Ba2 Be6 11. b4 Bxa2 {The position is equal.} 12. Rxa2 Nc6 13. Bg5 Ng4 14. Bd2 Nf6 15. Re1 Qd7 16. Nd5 Nxd5 17. exd5 Na7 {[#]} 18. c4 $146 ({Predecessor:} 18. a4 c6 19. axb5 axb5 20. Qa1 cxd5 21. Be3 d4 22. Nxd4 exd4 23. Bxd4 Bf6 24. Bxf6 gxf6 {½-½ (44) Firouzja,A (2726)-Ragger,M (2670) Prague 2020}) 18... c6 19. Qb3 cxd5 20. cxd5 Nc8 21. Rc2 Bd8 (21... Bf6 $15) 22. d4 $11 exd4 23. Nxd4 Nb6 24. Qf3 Bf6 25. Nf5 Rfe8 26. Rxe8+ Rxe8 27. Ne3 Rc8 28. Rc6 Qd8 29. Qe4 (29. Ng4 $16 Bg5 30. Be3) 29... h5 30. h3 g6 31. g4 {Threatens to win with gxh5.} h4 32. Qc2 Bd4 33. Qe4 Bg7 (33... Bf6 $11) 34. Qc2 Bd4 35. Qd3 Be5 $1 36. Bc3 {Threatening Bxe5.} Nd7 37. Bd2 Ra8 38. Qe4 Nf6 39. Qc2 Bd4 (39... Bf4 $11) 40. Qd3 $16 Be5 41. g5 Nh5 $1 {[%cal Rh5f4]} 42. Ng4 Nf4 43. Bxf4 Bxf4 44. Nf6+ Kf8 (44... Kg7 $1 $11 {remains equal.}) 45. Qd4 $36 {[%mdl 2048] White is really pushing.} Bxg5 46. Ne4 Kg8 47. Rxd6 Qe7 48. Rc6 $1 {Strongly threatening d6.} Re8 49. f3 Rd8 50. d6 Qe6 {[#]} 51. Rc5 ({But not} 51. Nxg5 $6 Qe1+ 52. Kg2 Qg3+ 53. Kf1 Qxg5 $11) ({White should play} 51. Kf2 $1 $16 Qxh3 52. Qe5) 51... Bh6 $11 52. Kg2 Qa2+ 53. Kf1 Bg7 54. Qd5 Qb1+ 55. Kg2 {aiming for Qg5.} Qb2+ {[%mdl 64] Double Attack} 56. Kf1 $1 {And now Qg5 would win.} Qxa3 57. Rc7 $2 {[%mdl 8192]} (57. Ng5 $11 Qa1+ 58. Kg2 Qb2+ 59. Kf1 Qa1+ 60. Ke2 Qb2+ 61. Kf1 Qb1+ 62. Kg2) 57... Qxf3+ $19 {[%mdl 64] Double Attack} 58. Ke1 Re8 59. Re7 {[#]} Rc8 $1 {[%cal Rc8c1] ( -> ...Rc1+)} 60. Rc7 Rxc7 $2 ({Black should try} 60... Qe3+ $19 61. Kd1 Qg1+ 62. Kc2 Rxc7+ 63. dxc7 Qh2+ 64. Kd1 Qxc7 65. Qa8+ Kh7 66. Ng5+ Kh6) 61. dxc7 $4 {[%mdl 8192]} (61. Qa8+ $11 Rc8 62. Qxc8+ Bf8 63. Nf2) 61... Bc3+ 62. Nxc3 Qxc3+ {[%mdl 4160] Endgame Double Attack. KQ-KQ} 63. Kd1 Qxc7 64. Qa8+ Kh7 65. Qxa6 Qd7+ 66. Kc2 Qxh3 {Black mates.} 67. Qxb5 Qg2+ 68. Kb3 h3 69. Qc4 Qf3+ 70. Ka4 h2 71. Qh4+ Qh5 72. Qf6 Qd1+ 73. Ka3 h1=Q 74. Qxf7+ Kh6 75. Qf4+ Kh5 76. Qe5+ g5 77. Qe8+ Kh4 78. Qh8+ Kg4 79. Qc8+ Kg3 80. Qc7+ Kf2 81. Qc5+ Ke1 82. Qe5+ Kf1 {Never resign too early! Accuracy: White = 71%, Black = 80%.} 0-1

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.9"]
[White "Savchenko, Boris"]
[Black "Bryakin, Mikhail"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2564"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,65,17,10,10,19,20,5,11,14,23,0,0,0,0,0,0,-2,18,14,27,25,35,15,41,37,59,59,327,321,320,317,319,319,453,464,552,545,547,538,535,534,541,532,593,531,640,637,723,729,762,710,1185,1159,1606,1353]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. c4 e6 5. O-O c6 6. cxd5 exd5 7. d3 Bc5 {A11: English Opening: 1...c6.} 8. Qb3 Bb6 9. Nc3 O-O {The position is equal.} 10. Na4 Re8 (10... Nbd7 11. Nxb6 axb6 12. Qc2 h6 13. b3 Re8 14. Bb2 b5 15. Nd4 Bh7 16. a3 Qb6 17. Qd2 Ne5 18. h3 {1-0 (51) Savchenko,B (2573)-Bryakin,M (2442) Moscow 2020}) 11. Nxb6 axb6 {[#]} 12. Bg5 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 12. Qc2 h6 13. b3 c5 14. Bb2 Nc6 15. a3 d4 16. b4 Qd6 17. Rfc1 Nd7 18. Qd2 {0-1 (41) Oparin,G (2613)-Carlsen,M (2835) St Petersburg 2018}) 12... Nbd7 13. Rfe1 h6 14. Be3 (14. Bd2 {feels hotter.} c5 15. a4 Be6 16. Qc2 d4 17. b4) 14... Bh7 15. a4 Rxe3 16. fxe3 Qe7 17. d4 Ng4 18. Ra3 Re8 {[%cal Rg4e3]} 19. Bh3 Nxe3 $2 {[%mdl 8192] [#] Black cannot hold the game after this.} ({Black should try} 19... Ndf6 $14) 20. Qxe3 $1 $18 {[%mdl 512]} Qxe3+ 21. Rxe3 Rxe3 22. Bxd7 Rb3 (22... Bc2 {was called for.} 23. Bc8 Re7) 23. Bc8 {White is clearly winning.} c5 24. Bxb7 cxd4 25. Bxd5 Rxb2 26. Nxd4 Rb4 27. Rc1 {[%cal Rc1c8] [#]} Bg6 28. Rc4 Rb2 29. Kf2 Kf8 30. Rc7 Ke8 31. Bc6+ Kd8 32. Rd7+ Kc8 33. Nb5 {Accuracy: White = 100%, Black = 46%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.10"]
[White "Frolyanov, Dmitry"]
[Black "Romanov, Evgeny"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2546"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "247"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,247,14,2,0,0,0,0,0,16,5,12,-23,-17,-17,-33,-23,-18,-17,64,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,-15,-15,-2,-2,-2,-36,-36,-52,-28,-36,-36,-36,-36,-36,-35,-52,-52,-74,-36,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-33,-74,-18,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,-74,0,-74,-14,-14,-14,-14,-14,-14,-14,-26,-14,-14,-14,-33,-33,-33,-33,-33,-33,-33,-33,-33,-26,-26,-26,-26,0,0,0,-33,-33,-33,-33,-33,-33,-33,-8,-8,-8,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-26,-26,-26,-26,-26,-26,-26,-33,-5,-5,-5,0,0,-33,-33,-33,-33,-33,-6,-6,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,-98,-98,-98,-98,-98,-98,-98,-98,-98,0,-98,-98,-150,-139,-98,-98,-98,0,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-91,-91,-91,-91,0,-91,-91,-91,-91,-91,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. h4 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} Nc6 9. h5 h6 10. Nf3 Nge7 11. dxc5 Qe4+ 12. Be2 Nxe5 {[#]} 13. O-O $146 ({Predecessor:} 13. Nxe5 Qxe5 14. Rb1 O-O 15. Rh3 b6 16. Rb4 bxc5 17. Rg4 f5 18. Rgh4 Qd6 19. f4 {0-1 (51) Rudolf,H (2357)-Wirig,A (2490) Germany 2014}) 13... Nxf3+ 14. Bxf3 Qc4 15. Be3 e5 (15... Nf5 $11) 16. Rb1 (16. Qd3 $14) 16... O-O $11 17. Rb4 Qxc3 18. Bxd5 Qxa3 19. Rb3 Qa4 20. Bxb7 Bxb7 21. Rxb7 Nf5 22. Qd5 Rad8 23. Qxe5 Nxe3 24. Qxe3 Rd5 25. Qe7 {White wants to play Re1.} Qxc2 26. Rxa7 Qxc5 (26... Rxc5 {seems wilder.} 27. Re1 Qf5 28. Ra4 Rc2 29. Qh4 Rfc8) 27. Qxc5 Rxc5 {[%mdl 4096] Endgame KRR-KRR} 28. Rfa1 Rxh5 29. Ra8 g6 (29... Rxa8 {looks sharper.} 30. Rxa8+ Kh7 31. f4 Rb5 32. Kh2 Rb4) 30. g3 Rxa8 31. Rxa8+ $15 {KR-KR} Kg7 32. Kg2 Rb5 33. Ra6 h5 34. Rc6 Rb3 35. Ra6 g5 36. Rc6 f6 37. Ra6 Kg6 38. Ra5 Rb8 39. Rc5 Re8 40. Ra5 Re5 41. Ra4 Rb5 42. Rc4 Ra5 43. Rb4 Kf5 44. Rc4 Ke5 45. Rb4 Rd5 (45... Ke6 $17) 46. Rb8 (46. f4+ $11 {keeps the balance.} Ke6 47. fxg5) 46... Kf5 $17 47. Rh8 Kg6 48. Rg8+ Kh7 49. Ra8 Rd4 50. Ra5 Kg6 51. Rb5 Rd6 52. Ra5 Rd4 53. Rb5 $1 h4 ({Black should try} 53... Rd2 $17) 54. gxh4 $11 Rg4+ 55. Kf3 Rxh4 56. Kg3 Re4 57. Rb8 Ra4 58. Rb6 Ra3+ 59. Kg2 g4 60. Rc6 Kg5 61. Rc5+ f5 62. Rb5 Rd3 63. Ra5 Kf4 64. Ra4+ Ke5 65. Ra5+ Kf4 66. Ra4+ Kg5 67. Ra5 Rd2 68. Kg3 Re2 69. Rb5 Re1 70. Kg2 Kf4 71. Rb4+ Re4 72. Rb5 Rd4 73. Rb8 Rd3 74. Ra8 Rf3 75. Ra4+ Kg5 76. Ra8 Rc3 77. Ra5 Rh3 78. Rb5 Ra3 79. Rc5 Kf6 80. Rc6+ Ke5 81. Rc5+ Ke4 82. Rc4+ Kd5 83. Rb4 Ra5 84. Kg3 Ke5 85. Rb3 Ra1 86. Rb5+ Kf6 87. Rc5 Ra3+ 88. Kg2 f4 89. Rc8 $1 Ra2 90. Rf8+ Ke5 {[#] Hoping for ...g3.} 91. Re8+ Kd5 92. Rd8+ Ke6 93. Rf8 Ra4 94. Rg8 Kf5 95. Rf8+ Ke4 96. Re8+ Kd3 97. Rd8+ Rd4 (97... Kc2 {is more complex.} 98. Rg8 Kd3 99. Rxg4 Ke4 100. Rg8 Ra2) 98. Re8 (98. Rg8 {keeps more tension.} Ke2 99. Re8+ Kd2 100. Rg8 f3+ 101. Kg3) 98... Rd5 (98... Re4 {is interesting.} 99. Ra8 Re2 100. Rd8+ Ke4 101. Re8+ Kf5) 99. f3 (99. Rg8 $11) 99... g3 $17 100. Re4 Rd4 101. Re8 Kd2 102. Rf8 Kd1 103. Kf1 Kd2 104. Kg2 Rc4 105. Rd8+ Kc3 106. Rf8 Rd4 107. Rc8+ Kd3 (107... Kb2 $17 {White must now prevent ...Rd2+.} 108. Rf8 Kc3) 108. Rf8 (108. Re8 $11) 108... Kc4 109. Rc8+ Kd5 {And now ...Rd2+ would win.} 110. Rd8+ Ke5 111. Re8+ Kf6 112. Re2 Rd8 {Threatens to win with ...Rd3.} 113. Ra2 Rh8 {( -> ...Rh2+)} 114. Ra6+ Ke5 115. Ra5+ Kd6 (115... Ke6 $17 {Strongly threatening ...Rh2+.} 116. Ra6+ Kf5 117. Ra5+ Kg6 118. Ra6+ Kg5 119. Ra5+ Kf6 120. Ra6+ Kg5 121. Ra5+ Kf6 122. Ra6+) 116. Ra6+ (116. Rf5 $1 $11) 116... Kd5 117. Ra5+ Kc6 {aiming for ...Rh2+.} 118. Ra4 {[#]} Rh4 (118... Rf8 $1 $17) 119. Re4 $1 $11 {The position is equal.} Kd5 120. Kg1 Kd6 121. Kg2 Kc6 122. Kg1 Kd5 123. Kg2 Kd6 124. Kg1 {Accuracy: White = 90%, Black = 89%.} 1/2-1/2

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.11"]
[White "Fedoseev, Vladimir"]
[Black "Volkov, Sergey"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2678"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,83,0,13,2,32,43,43,35,86,80,87,93,79,70,82,75,82,68,75,76,54,0,0,-17,-18,-24,0,0,0,0,0,-20,0,-16,-22,-16,0,0,0,0,7,0,0,0,0,0,0,0,25,24,395,379,462,460,470,460,459,468,469,460,478,476,568,566,673,670,606,551,523,489,658,652,702,686]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 b5 7. f4 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} b4 8. cxb4 cxb4 9. Nf3 {White is slightly better.} Ba6 {[#]} ({Black should play} 9... Be7 $14) 10. f5 $146 {[%mdl 512]} ({Predecessor:} 10. g4 h5 11. gxh5 Bxe2 12. Bxe2 Rxh5 13. Ng5 Rh6 14. Bg4 Be7 15. O-O Qb6 16. Nxf7 Kxf7 {1-0 (26) Patterson,R (2152)-Dean,R (2239) Silverdale 2010}) 10... exf5 11. Nf4 Nb6 12. e6 Bd6 13. Bxa6 Nxa6 14. Qd3 {Threatens to win with Qb5+.} Nc7 $1 15. exf7+ ({Of course not} 15. Qxf5 Nxe6 16. Nxe6 fxe6 $11) 15... Kxf7 16. O-O (16. Qxf5+ $14 Kg8 17. O-O) 16... Rf8 $1 $11 17. Qxf5+ Kg8 18. Qg4 Qd7 (18... Qc8 {with more complications.} 19. Qxc8 Raxc8 20. Nd3 a5 21. Re1 Nb5) 19. Qxd7 Nxd7 20. Nd3 a5 21. Bd2 Nb5 22. Rfe1 Rac8 23. Rac1 Nf6 24. Bf4 Ne4 25. Bxd6 Nbxd6 26. h3 h6 27. Nde5 Rfe8 28. Nc6 Nc4 29. Nfe5 Kh7 30. Rxe4 {[%mdl 64] [#] And now Ree1 would win. Deflection} dxe4 $4 {[%mdl 8192] Now Black is done in.} (30... Rxc6 $1 $11 31. Nxc6 Rxe4) 31. Rxc4 $18 e3 32. Kf1 {White is clearly winning.} Rf8+ 33. Nf3 Rf6 34. d5 Rd6 35. Rc5 a4 36. Ke2 a3 37. b3 Rg6 38. g4 Rf6 39. Rb5 Re8 {...Rxf3! is the strong threat.} 40. Nce5 Rd6 41. Kxe3 Rf6 42. Rxb4 {Accuracy: White = 97%, Black = 73%.} 1-0

[Event "Kurnosov Memorial Rapid 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.06"]
[Round "11.12"]
[White "Matinian, Nikita"]
[Black "Kokarev, Dmitry"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2475"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.04"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,82,18,16,18,14,18,22,3,22,19,0,-38,-16,-24,-3,-23,-28,-27,-22,-20,-22,-16,0,0,0,-214,0,0,0,0,0,-98,-98,-82,-97,-69,-63,-49,-1,-99,-85,-99,-75,-80,-6,-30,-16,-35,-28,-21,-41,-183,-182,-178,-183,-211,-182,-193,-202,-213,-77,-102,-71,-206,0,-733,-691,-1631,-1577,-12841,-12842]} 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. h3 e5 7. Nde2 b5 8. g4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} b4 9. Nd5 Nxd5 10. exd5 {The position is equal.} h5 11. g5 Be7 {[#]} 12. f4 $146 ({Predecessor:} 12. h4 Bg4 13. Bg2 Nd7 14. Be3 Qa5 15. Qd2 Rc8 16. Ng3 f5 17. gxf6 Nxf6 18. O-O {½-½ (41) Bente,B (2282)-Colpe,M (2402) Hamburg 2017}) 12... exf4 13. Bxf4 Bxg5 14. Bxg5 Qxg5 15. Qd4 O-O 16. Rg1 Qe5 17. Qxb4 Bf5 18. O-O-O {[#]} Rc8 $1 {[%mdl 512]} 19. Nd4 $2 {[#]} (19. c3 $11) 19... Qe3+ $2 (19... Bxc2 $1 $19 {[%mdl 512]} 20. Nxc2 Qe3+ {[%mdl 64] Double Attack} 21. Kb1 Qxg1 22. Qxd6 Qg5) 20. Qd2 $11 Rxc2+ $1 21. Nxc2 Qxg1 22. Nd4 (22. Qe3 $1 $11 Qxe3+ 23. Nxe3) 22... Qg6 $1 $36 {[%mdl 2048] Black is in control.} 23. Nxf5 Qxf5 24. Bd3 Qf6 ({Much worse is} 24... Qxh3 $6 25. Qg5 $1 $14 {[%mdl 512]}) 25. Rf1 Qh4 26. Qc2 {[#]} (26. Rg1 $1 $11 Nd7 27. Qh6 Qe1+ 28. Rxe1 gxh6 29. Be2) 26... Nd7 $1 27. Qc6 Rd8 {...Nc5 is the strong threat.} 28. Qxd6 {Black should prevent Qc7.} Qg5+ (28... Qxh3 $17 29. Bxa6 Qe3+ 30. Kb1 h4) 29. Kb1 {Threatens to win with Qc7.} Ne5 30. Qxa6 Nxd3 31. Qxd3 Rxd5 $11 {[%mdl 4096] Endgame KQR-KQR} 32. Qf3 ({Better is} 32. Qe4 $15) 32... Qg6+ $19 33. Ka1 Rd3 34. Qa8+ Kh7 35. Qc8 {[#]} Rf3 $1 {[%cal Rf3f1][%mdl 512]} 36. Rc1 (36. Rxf3 Qg1+) 36... Qe4 (36... Qd3 $19 {is more deadly.} 37. Qc7 Qf5) 37. a3 $17 f5 38. Qd7 (38. h4 $17 {was worth a try.}) 38... Rxh3 $2 (38... Qe5 $19 39. Ka2 Rxh3) 39. a4 $2 {[%mdl 8192]} (39. Rg1 $11 Rg3 {[%mdl 64] Decoy} 40. Rxg3 Qe1+ {[%mdl 64] Double Attack} 41. Ka2 Qxg3 42. Qxf5+ Kh6 43. Qe6+ g6 44. a4) 39... Rd3 $19 {Black is clearly winning.} 40. Qb5 Rd5 41. Qb3 Rd4 {Accuracy: White = 53%, Black = 79%.} 0-1

