[Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.1"] [White "Anton Guijarro, David"] [Black "Mishra, Abhimanyu"] [Result "1-0"] [ECO "B23"] [WhiteElo "2673"] [BlackElo "2504"] [Annotator "TA"] [PlyCount "81"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,81,12,10,0,0,0,0,-14,-6,-31,-13,-19,-33,-38,-32,-22,-16,-8,0,0,0,0,0, -3,19,-10,15,15,18,18,33,33,57,57,58,58,58,58,57,52,80,63,70,24,111,106,114, 111,340,279,749,747,718,602,12837,12838,12838,12839,12839,12839,12840,12840, 12838,12839,12841,12842,12842,12843,12843,12843,12844,12844,29985,12844]} 1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. Bc4 {B23: Closed Sicilian: Lines without g3.} Nc6 7. d3 e6 8. O-O {The position is equal.} (8. f5 $5) 8... Nge7 9. f5 O-O 10. Qe1 $1 {Black should prevent Bg5.} gxf5 11. Bg5 {[#] exf5 is the strong threat.} f6 12. Bf4 {[%CAl Rf4d6]} Ne5 13. Nxe5 dxe5 14. Be3 f4 15. Bxc5 {[#]} Rf7 $146 ({Predecessor:} 15... b6 16. Bf2 Kh8 17. a4 Nc6 18. Kh1 f5 19. Nb1 fxe4 20. dxe4 f3 21. g3 Rc8 {1/2-1/2 (35) Naeter,B (2299)-Seric,A (2330) ICCF email 2018}) 16. Kh1 b6 17. Ba3 Ng6 18. Nb5 Bf8 19. Bxf8 Qxf8 20. a4 {[%CAl Ba2a4,Ba4b5][%mdl 32]} a5 21. Qf2 Bxb5 22. axb5 Qd6 23. b4 Rfa7 24. bxa5 Rxa5 25. Rxa5 Rxa5 26. h4 h5 (26... Ra7 $11 {remains equal.}) 27. Qf3 $16 Ra7 28. Qxh5 Rg7 {[#] A mistake that costs the game.} (28... Nf8 $16) 29. Ra1 $1 $18 Nf8 $2 (29... Kf7 30. Ra7+ Kg8 31. Ra8+ Kf7 32. Ra7+ Kg8 33. Ra8+ Kf7) 30. Ra8 Qd7 31. Rb8 Rh7 32. Qg6+ Qg7 33. Bxe6+ Kh8 34. Qxg7+ Kxg7 {[%mdl 4096] Endgame KRB-KRN} 35. Rb7+ Kh6 36. Rxh7+ Kxh7 37. Bf5+ Kg7 38. c4 Kf7 39. c5 Ke7 40. cxb6 Kd6 41. h5 {Weighted Error Value: White=0.07/Black=0.52} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.2"] [White "Nakamura, Hikaru"] [Black "Harikrishna, Pentala"] [Result "1-0"] [ECO "B11"] [WhiteElo "2736"] [BlackElo "2730"] [Annotator "TA"] [PlyCount "93"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,93,10,33,29,26,26,19,27,35,29,33,28,24,13,58,31,27,22,33,20,26,19,31, 19,4,4,7,-7,0,0,0,0,37,29,37,37,37,35,35,36,45,19,52,31,68,51,156,161,146,162, 161,155,190,168,185,65,150,80,94,92,162,129,141,134,141,134,343,332,339,327, 333,333,341,337,325,277,1010,1005,979,963,1002,903]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 (6. d4 Nf6 7. Be2 dxe4 8. Qe3 Nbd7 9. O-O Bd6 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qf3 Bc7 13. Rd1 O-O 14. c3 Qd5 15. g3 Rad8 16. Be3 Rd7 17. Qg2 Qxg2+ 18. Kxg2 Rfd8 {1/2-1/2 (41) Nakamura,H (2736) -Harikrishna,P (2732) chess24.com INT 2020}) 6... Nf6 7. O-O Nbd7 8. d4 { B11: Caro-Kann: Two Knights Variation.} dxe4 9. Nxe4 Nxe4 10. Qxe4 {The position is equal.} Be7 11. Rd1 O-O 12. c3 {[#]} Bg5 $146 ({Predecessor:} 12... Nf6 13. Qc2 Re8 14. g3 Qc7 15. h4 Rad8 16. Bf3 e5 17. Be3 Nd5 18. Bxd5 Rxd5 19. dxe5 Qxe5 20. Rxd5 Qxd5 21. Bxa7 {1-0 (37) Karthikeyan,M (2606)-Shuvalova,P (2454) Lichess.org INT 2020}) 13. f4 Bh6 14. g3 (14. g4 {looks sharper.} g6 15. Qf3 Bg7 16. Be3 Qc7 17. a4) 14... g6 15. Be3 Re8 16. Bf3 Qa5 17. Bf2 Rad8 18. Re1 Bg7 19. Qc2 Qc7 20. Re2 h5 21. Kg2 Nf6 22. Rae1 h4 23. g4 Qxf4 24. Bxh4 Qh6 25. Bg3 Nd5 26. Bxd5 Rxd5 27. Rf1 g5 28. Ref2 Rf8 29. a4 e5 {[#]} (29... a5 $14 ) 30. dxe5 $1 $16 Rfd8 31. Qf5 R8d7 32. Re1 b5 33. a5 c5 34. a6 (34. Ree2 $18) 34... c4 {[#]} (34... Qxa6 $14 35. Qxg5 Rd1 36. Rxd1 Rxd1) 35. Rfe2 ({White should try} 35. Qe4 $1) 35... Qc6 36. Kh2 Bh6 (36... Qxa6 $16 37. Qxg5 Qe6) 37. Qf3 Qe6 38. Bf2 Bf8 39. Qf5 Qxf5 $2 {A mistake that costs the game.} (39... Be7 $16) 40. gxf5 $18 Bc5 41. e6 Bd6+ 42. Kg2 fxe6 43. fxe6 Re7 44. Bd4 Bf4 $2 {[#] } (44... b4 45. Re4 bxc3 46. Bxc3 Kh7) 45. Bxa7 $1 {[%mdl 512] White is clearly winning.} Kf8 46. Bd4 Bb8 47. Rf1+ {Weighted Error Value: White=0.12/ Black=0.20} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.3"] [White "Koneru, Humpy"] [Black "Artemiev, Vladislav"] [Result "0-1"] [ECO "D58"] [WhiteElo "2586"] [BlackElo "2704"] [Annotator "TA"] [PlyCount "112"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,112,0,-7,-18,-38,-52,-44,-45,-52,-37,-39,-24,-63,-74,-70,-72,-72,-72, -62,-68,-93,-62,-85,-97,-78,-83,-97,-70,-74,-71,-66,-75,-106,-101,-125,-133, -153,-139,-277,-260,-303,-297,-290,-290,-290,-290,-404,-410,-410,-410,-408, -415,-400,-400,-1381,-1388,-1393,-1389,-1107,-1247,-1314,-1302,-1224,-841, -1130,-1098,-1114,-1062,-729,-873,-1934,-1857,-5065,-5065,-29970,-29971,-29974, -29975,-29976,-29977,-29977,-29978,-29978,-29979,-29979,-29980,-29978,-29979, -29980,-29977]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 h6 6. Bh4 Be7 7. e3 O-O 8. Rc1 a6 9. a3 dxc4 10. Bxc4 b5 11. Ba2 Bb7 12. O-O c5 13. Qe2 b4 { [#] D58: Queen's Gambit Declined: Tartakower Defence.} 14. Nb1 $146 ({ Predecessor:} 14. axb4 cxb4 15. Na4 Qa5 16. Bb3 Rac8 17. Nd2 Qb5 18. Nc4 e5 19. Bxf6 Bxf6 20. Qg4 Be7 21. Rfd1 exd4 22. Rxd4 {0-1 (49) Mikenas,V-Fairhurst,W Folkestone 1933}) 14... Bxf3 15. Qxf3 cxd4 {Black is slightly better.} 16. exd4 Qb6 17. d5 exd5 18. Bxf6 Nxf6 19. Bxd5 Nxd5 20. Qxd5 bxa3 21. bxa3 Rfd8 22. Qc6 Rab8 23. Qxb6 Rxb6 24. g3 Rb2 25. a4 Bf6 26. Nc3 Rb4 27. Rfe1 a5 {[%CAl Ba6a5, Ba5a4,Ba4a3][%mdl 32]} 28. Ne4 Bd4 29. Red1 Rxa4 30. Nc5 Ra2 31. Nd3 (31. Kh1 $17) 31... a4 $19 32. Nb4 Rb2 ({Much less strong is} 32... Rxf2 33. Kh1 $17) 33. Nd3 Rbb8 34. Rc4 a3 35. Ra4 Ra8 36. Rxa8 Rxa8 {[%mdl 4096] Endgame KRB-KRN} 37. Nb4 Bc5 38. Na2 Rb8 39. Rd2 (39. Rc1 $142 Rb5 40. Kf1) 39... Rb2 40. Rxb2 axb2 {KB-KN} 41. Nc3 f5 42. Kf1 Kf7 43. Ke2 Ke6 44. f3 Bg1 45. h3 Bd4 46. Nb1 Be5 47. g4 Kf6 48. h4 Bg3 49. Kd3 fxg4 {Black mates.} 50. fxg4 Bxh4 51. Kc2 Kg5 52. Kxb2 Kxg4 53. Kc3 Bg5 54. Kd3 Kf3 55. Nc3 h5 56. Ne4 Bf4 {White did not feel at home in the position after the opening. Weighted Error Value: White=0. 55/Black=0.03} 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.4"] [White "Le, Quang Liem"] [Black "Ju, Wenjun"] [Result "1-0"] [ECO "D02"] [WhiteElo "2709"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "65"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,65,-6,14,11,21,14,22,12,25,15,41,11,19,14,11,17,39,35,53,42,49,51,61, 61,54,14,55,52,66,73,120,116,127,131,190,201,209,202,203,210,272,256,335,325, 301,314,482,496,462,418,695,697,670,681,860,755,706,708]} 1. d4 Nf6 2. Nf3 d5 3. c3 c6 4. Qc2 g6 5. Bf4 Bg7 6. h3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2. ..Nf6 3 g3 and 2...Nf6 3 Bf4.} O-O 7. e3 {[#]} c5 $146 ({Predecessor:} 7... Bf5 8. Qb3 Qb6 9. Nbd2 Nbd7 10. g4 Be4 11. Nxe4 Nxe4 12. Bd3 Nef6 13. Ke2 e6 14. Qxb6 axb6 {1-0 (68) Tabatabaei,M (2629)-Kamsky,G (2672) chess.com INT 2020}) 8. Nbd2 {The position is equal.} Qb6 9. Be2 Nc6 10. O-O Bf5 11. Qb3 c4 12. Qa3 Rfe8 13. b3 cxb3 14. axb3 Ne4 15. Nxe4 Bxe4 16. Rfd1 a6 17. Bg3 Rac8 18. Nd2 Bf5 19. c4 dxc4 20. bxc4 Qb4 21. Qa2 Qc3 (21... b6 $16 {was necessary.} 22. Bh4 (22. Qxa6 Bc2 $14) 22... a5) 22. Rdc1 $18 Qb4 23. Bg4 Bxg4 24. hxg4 {aiming for Rcb1.} e5 25. d5 Nb8 26. Rab1 Qe7 27. Ne4 Kh8 (27... f5 {is a better defense.}) 28. c5 Red8 29. Nd6 Rxc5 {[#]} (29... Rc7 $142 30. g5 Kg8) 30. Nxf7+ $1 {[%mdl 576] Deflection. White is clearly winning.} Qxf7 31. Rxc5 Bf6 32. Qa5 b5 {[#]} 33. Bxe5 $1 {[%mdl 512] Weighted Error Value: White=0.06/Black=0.38} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.5"] [White "Mamedyarov, Shakhriyar"] [Black "Iturrizaga Bonelli, Eduardo"] [Result "1/2-1/2"] [ECO "E61"] [WhiteElo "2782"] [BlackElo "2607"] [Annotator "TA"] [PlyCount "98"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,98,28,14,13,36,12,17,-18,18,14,59,69,85,54,55,65,97,106,104,96,168,66, 62,53,43,43,38,44,60,46,39,45,59,35,46,46,35,34,164,127,127,110,112,114,130, 132,157,157,157,157,157,150,150,150,150,150,150,16,158,16,156,89,156,156,284, 108,134,145,351,156,158,0,0,0,0,0,0,-199,-193,-199,-194,-226,0,0,0,0,0,0,0,0,0] } 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 h6 6. Bd2 {E61: King's Indian: Early deviations for White, including Smyslov System.} d6 7. Qc1 $1 { [%mdl 4] is recently more successful than 7.e4.} Kh7 8. h4 {[#]} c5 $146 ({ Predecessor:} 8... Nc6 9. d5 Ne5 10. Nxe5 dxe5 11. Qc2 h5 12. O-O-O c6 13. e4 cxd5 14. exd5 b5 15. cxb5 {1/2-1/2 (60) Mamedyarov,S (2764)-Korobov,A (2688) chess24.com INT 2020}) 9. d5 e5 10. e4 Nh5 11. Bd3 Bg4 12. Ng1 f5 13. f3 Ng3 14. Rh2 Bh5 (14... fxe4 $16 {is a better defense.} 15. Nxe4 Bf5) 15. Qc2 (15. exf5 $1 $18 gxf5 16. Rh3) 15... f4 $14 16. Nge2 Bf6 17. Nxg3 Bxh4 {[%mdl 64] [#] Pin} 18. Nce2 fxg3 19. Rh3 g5 $1 20. O-O-O $1 ({Don't blunder} 20. Nxg3 $2 g4 $19) 20... g4 {[#]} 21. Rxh4 Qxh4 22. f4 Nd7 23. f5 {[%mdl 1024] White has compensation.} Nf6 (23... Be8 $14) 24. Rg1 {aiming for Qd1.} Bf7 25. Qd1 { Rh1 is the strong threat.} Nh5 26. Rh1 Qf6 {[#]} 27. Nxg3 $1 {[%mdl 512]} Nxg3 (27... Nf4 28. Kb1) 28. Rxh6+ Qxh6 29. Bxh6 Kxh6 30. Qxg4 Rg8 31. Qh4+ Nh5 32. g4 {[%mdl 64] Pin} Rg5 33. gxh5 (33. Be2 $16) 33... a5 (33... Rag8 $1 $11 { keeps the balance.}) 34. a4 (34. Kd2 $16) 34... Be8 (34... Rag8 $1 $11 { remains equal.}) 35. Bc2 (35. Be2 $142) 35... b6 (35... Bd7 $142 36. b3 Rag8) 36. Bd1 $16 Bd7 (36... Bf7 $16 37. Kd2 Rag8) 37. Kb1 $2 (37. Qf2 $1 $18 { and the rest is easy.}) 37... Rag8 {[#] intending ...Rg1.} 38. Ka2 $1 Rf8 $2 ( 38... Be8 $16 {might work better.} 39. Qf2 Rg1) 39. Ka3 (39. Qh3 $18 {and White stays clearly on top.}) 39... Rfg8 40. Be2 $2 (40. b3 $16) 40... Rg3+ $1 $11 41. Ka2 Bxa4 42. Qf6+ {[%mdl 64] Double Attack} Kh7 {Hoping for ...Bb3+.} 43. b3 $2 ({Much worse is} 43. Qxd6 Bb3+ 44. Ka3 Bxc4+ 45. Ka4 Bxe2 $17) (43. b4 $1 $11 {and White has nothing to worry.}) 43... Bxb3+ $19 44. Kb2 {[#]} a4 $1 {[%CAl Ra4a3] Threatens to win with ...a3+!} 45. h6 ({Wrong is} 45. Qxd6 $2 a3+ 46. Kc1 a2 $19) 45... Rg2 $2 ({Better is} 45... a3+ $1 $19 46. Kc1 (46. Kxa3 Ra8+ 47. Kb2 Ra2+ 48. Kc1 Rg1+ 49. Bd1 Rxd1#) 46... a2 47. Qe7+ R8g7 48. hxg7 a1=Q+ 49. Kd2 Qc3#) 46. Qe7+ {The position is equal.} Kh8 (46... Kxh6 47. Qh4+ Kg7 48. Kc3) 47. Qf6+ Kh7 48. Qe7+ Kh8 49. Qf6+ Kh7 {Weighted Error Value: White=0.38/Black=0.36} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.6"] [White "Adhiban, B.."] [Black "Tari, Aryan"] [Result "1-0"] [ECO "C50"] [WhiteElo "2660"] [BlackElo "2639"] [Annotator "Shahid"] [PlyCount "71"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 Be7 7. Bg3 d6 8. a4 O-O 9. h3 Be6 10. Nbd2 Nh7 11. c3 Kh8 12. Bxe6 fxe6 13. O-O a5 14. Re1 Ng5 15. Qb3 Qd7 16. Rad1 Bf6 17. Nh2 h5 18. Nhf3 Nxf3+ 19. Nxf3 g5 $2 20. d4 exd4 21. cxd4 g4 22. hxg4 hxg4 23. Ne5 $1 Nxd4 24. Nxd7 Nxb3 25. e5 dxe5 (25... Bg7 26. Nxf8 Rxf8 27. exd6 cxd6 28. Bxd6 $18) 26. Nxf6 Rxf6 27. Bxe5 Raf8 28. Rd7 Nc5 29. Rxc7 b6 30. Rc6 Nd3 31. Bxf6+ Rxf6 32. Rexe6 Rxf2 33. Red6 Rd2 34. Rc7 Rd1+ 35. Kh2 Nxb2 36. Rxb6 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.7"] [White "Van Foreest, Jorden"] [Black "Aronian, Levon"] [Result "1-0"] [ECO "C54"] [WhiteElo "2688"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "103"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,103,-47,-46,-50,-48,-36,-49,-39,-34,0,0,0,0,0,-4,10,0,0,0,16,-22,-12, -39,-12,-16,0,0,0,-19,0,-2,45,-28,-34,-60,-36,-70,-75,-83,-91,-143,-139,-116, -114,-137,-136,-141,-145,-146,-141,-138,-133,-133,-122,-125,-139,-169,-175, -181,-173,-183,-183,-175,-174,-206,-206,-205,-205,-256,-248,-268,-248,-363, -363,-243,-226,-267,608,608,612,593,727,720,667,667]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8. O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 12. Rf4 $5 {[%mdl 4] A promising side line.} O-O 13. Rxf6 gxf6 {Black is slightly better.} 14. Qd4 {[#]} Ng6 $146 {Black wants to play ...c5.} ({ Predecessor:} 14... c5 15. dxc6 Nxc6 16. Qh4 Bf5 17. Bd2 Bg6 18. Bc3 Ne5 19. Rd1 Rc8 20. Bb3 Nxf3+ 21. gxf3 Rxc3 22. bxc3 {1/2-1/2 (49) Latypov,M (2184) -Volovici,D (2336) ICCF email 2018}) 15. Bh6 Re8 {With the idea ...c5.} 16. Bb5 Re5 17. Nxe5 fxe5 18. Qe3 Bd7 19. Bg5 Qe8 20. Bd3 f5 21. Rc1 c5 (21... f4 $5 { [%CAl Rf4e3]} 22. Qe4 Rc8 $15) 22. dxc6 bxc6 23. h4 Qe6 24. h5 Ne7 25. Bc4 Nd5 (25... d5 $5 {[%CAl Rd5c4]} 26. Qc5 Nc8 $15) 26. Bxd5 ({Better is} 26. Qb3 $14 h6 {[#]} 27. Qb7 $1) 26... Qxd5 $11 27. Qe2 f4 28. Rd1 Qe6 ({Worse is} 28... Qxa2 29. Rxd6 Qf7 30. Qxe5 $18) 29. Qd3 d5 ({And not} 29... Qxa2 30. Qxd6 Bg4 31. f3 $16) 30. Re1 (30. f3 $142) 30... Rf8 $17 31. Qa3 Rf5 (31... h6 {is interesting.} 32. Be7 Rf7 33. Bd6 e4 34. f3 Rg7) 32. Qe7 Qxe7 33. Bxe7 { [%mdl 4096] Endgame KRB-KRB} Kf7 ({But not} 33... Rxh5 34. Bd6 $15) 34. Bc5 a6 35. h6 Ke6 36. f3 Rh5 37. Bf8 Be8 38. Kf2 Bg6 39. Rc1 Kd7 40. Rd1 e4 41. fxe4 Bxe4 42. Rd2 Rh1 43. Bg7 Ke6 44. Re2 c5 {[%CAl Bc6c5,Bc5c4][%mdl 32]} 45. Bf8 c4 46. Bg7 (46. Bb4 {was the only defense.}) 46... Kf5 $19 47. b3 Rh2 { Strongly threatening ...f3.} 48. Kg1 f3 $4 {[%mdl 8192] [#]} 49. g4+ $1 $18 Kf4 50. Rxh2 Ke3 51. bxc4 dxc4 52. Rb2 {Weighted Error Value: White=0.18/Black=0.27 } 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "1.8"] [White "Firouzja, Alireza"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2759"] [BlackElo "2772"] [Annotator "TA"] [PlyCount "189"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,189,9,24,36,33,38,36,29,21,34,25,31,19,24,24,24,14,24,12,12,16,34,0, 0,0,0,-5,-2,0,0,0,0,0,6,17,41,41,41,42,32,40,47,0,0,0,0,0,0,0,0,-70,-61,-106, -85,-87,-93,-87,-86,-94,-80,-92,-33,-43,-35,-43,-21,-62,-71,-69,-70,-80,0,0,0, 0,0,0,47,0,0,-79,-79,-80,-76,-78,-92,-75,-50,-53,-33,-266,-262,-268,-243,-265, -270,-266,-264,-268,-257,-268,-256,-271,-89,-199,-200,-212,-196,-224,-222,-214, -204,-219,-185,-198,-224,-220,0,-172,-143,-145,-66,-36,-66,-68,-43,-182,-231, -226,-227,-234,-218,-679,-682,-662,-638,-626,-606,-564,-150,-150,-150,-157, -172,-180,-87,-179,-86,-93,0,-2949,-3744,-5501,-96,-130,0,0,0,0,0,-230,0,0,0,0, 0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nf3 d5 9. d4 O-O {White is slightly better.} 10. c3 Bd6 11. Bd3 Re8 12. g3 Rxe1+ 13. Nxe1 Nce7 14. Nd2 c6 15. Ndf3 f6 16. Ng2 g6 {[#]} 17. Qe2 $146 ({Predecessor:} 17. Bf4 Ng7 18. Qb3 Bg4 19. Nd2 Rb8 20. Re1 Bf5 21. Bf1 Be6 22. h4 Bf7 23. Qa4 {1/2-1/2 (39) Karjakin,S (2782)-Nakamura,H (2769) Paris 2018}) 17... Ng7 18. Bf4 Bf5 19. Re1 { Threatening Bxd6.} Bxd3 20. Qxd3 Nef5 21. g4 Ne7 22. Qe3 Kf7 23. h4 Qd7 24. Bxd6 Qxd6 25. Qh6 Kg8 26. h5 Re8 27. Nfh4 {[%CAl Rh5g6]} g5 28. Nf3 Nc8 29. Rxe8+ Nxe8 30. Nxg5 Qd7 (30... fxg5 $6 31. Qxg5+ Ng7 32. h6 $16) 31. Nf3 (31. Ne3 $11) 31... Qxg4 $15 32. Qe3 Ncd6 33. h6 Kf7 34. Nfh4 Qg5 35. Qf4 a5 36. a4 Nc4 (36... Ke7 $17) 37. Qb8 $1 {[%CAl Rb8b7]} Ncd6 38. Qd8 Qxh6 39. Qd7+ Kf8 40. Kf1 Qg7 41. Qh3 Nc4 (41... Qf7 $17) 42. Nf4 $11 Qf7 43. Ne6+ Kg8 44. Nf5 { Threatening mate with Nh6+.} Kh8 45. Nh6 {[%mdl 1024] White has compensation.} Qg6 46. Nf4 (46. Nf5 $11 {remains equal.}) 46... Qe4 $36 {[%mdl 2048] Black has strong initiative.} 47. Nf7+ Kg7 48. Nd8 Nd2+ 49. Kg1 Qe1+ $1 50. Kh2 Qxf2+ {[%mdl 64] Double Attack} 51. Qg2+ $2 (51. Kh1 $15 Qe1+ 52. Kh2) 51... Qxg2+ $19 52. Kxg2 {[%mdl 4096] Endgame KNN-KNN} Nd6 53. Nfe6+ Kg6 54. Nc5 N2c4 $1 55. b3 Nd2 56. b4 b6 57. Nd7 b5 (57... N2c4 $19 58. Nxc6 Kf7 59. bxa5 bxa5) 58. bxa5 (58. Nc5 $17 {only move.} axb4 59. cxb4) 58... bxa4 59. a6 Nc8 60. Nxc6 a3 61. Nb4 Ne4 62. Na2 h5 63. Nb8 Na7 64. Nd7 {and the idea Nb6 leaves White hopeful.} Nc8 65. Nb8 $1 {intending Nc6.} Kf5 66. Nc6 {aiming for Ne7+!} Ke6 ( 66... Ned6 $1 $17 67. Kf3 Nb5) 67. a7 $15 Nb6 68. Ncb4 $1 Nd6 $1 69. Kh3 (69. Nc2 $15) 69... Nb5 70. Nc2 Kf5 $1 (70... Nxa7 71. Nxa3 Nc4 72. Nc2 $17) 71. c4 Nxa7 ({Don't play} 71... dxc4 72. Ne3+ Ke4 73. Nxc4 $17) 72. cxd5 $2 (72. c5 Nc4 73. Nc3) 72... Nb5 $19 73. d6 Kg5 74. Nab4 f5 75. Kh2 f4 $2 (75... Nd7 $19 76. Kh3 Nf6) 76. Nd5 $17 Nd7 ({Avoid the trap} 76... Nxd5 $2 77. d7 $18) ({ But not} 76... Nxd6 77. Nxb6 a2 78. Nd5 $11) 77. Nc7 Nxd6 78. Nxa3 Kg4 (78... Nf6 $19 {has better winning chances.} 79. Nc2 Kg4) 79. Nd5 Nf5 (79... Nf8 $1 $19 {Hoping for ...Ne6.} 80. Nc2 Ne8) 80. Nc2 Kf3 (80... Ng7 $17 {Threatens to win with ...Ne6.} 81. Kg2 Ne6) 81. Nc3 $2 {[%mdl 8192] [#]} (81. Ne1+ $11 Kg4 82. Nd3) 81... Nf6 $1 $19 82. d5 {[#]} Kg4 $2 (82... Kf2 $1 $19 {is more deadly.} 83. Kh3 f3) 83. Ne1 $17 h4 (83... Nd6 $17 {And now ...Nf7 would win.} 84. Kg2 Nc4) 84. Nd3 $11 f3 85. Kg1 Kg3 {White must now prevent ...h3.} 86. Nf2 $2 (86. Nd1 $1 $11 {and White has nothing to worry.}) 86... Nd4 $2 (86... Nd6 $19 {Strongly threatening ...Kf4.} 87. Nh1+ Kf4) 87. Nfe4+ Kf4 88. Nxf6 Ne2+ { [%mdl 64] Double Attack} 89. Kf2 {d6 is the strong threat.} Ke5 90. Ng4+ (90. Nfe4 {looks sharper.} h3 91. Kxf3 h2 92. Kg2 Nf4+ 93. Kh1) 90... Kd6 91. Nxe2 $2 {[%mdl 8192]} (91. Nd1 $11) 91... fxe2 92. Kxe2 {Mate.} Kxd5 93. Kf3 h3 94. Kg3 h2 95. Kxh2 {[%mdl 32768] Weighted Error Value: White=0.18/Black=0.09. An unexpected result.} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.1"] [White "Abhimanyu, Mishra"] [Black "So, Wesley"] [Result "0-1"] [ECO "D23"] [Annotator "Shahid"] [PlyCount "142"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] {[%evp 0,142,26,19,27,-14,19,34,26,-18,-30,-29,-22,-26,-26,-25,-17,-22,-6,-10, 11,13,1,-6,6,2,8,11,20,4,12,14,13,12,23,3,9,8,13,11,15,13,16,16,24,30,20,14,17, 5,5,20,24,26,35,1,1,0,0,0,14,18,10,10,10,10,-3,-17,-11,-17,-12,-17,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-65,-67,-79,-82,-85,-79,-85,-85, -85,-105,-133,-125,-134,-126,-119,-97,-137,-146,-146,-98,-147,-147,-268,-269, -321,-278,-318,-321,-363,-321,-602,-756,-771,-803,-824,-824,-1499,-1556,-1823, -1881,-1872,-29960,-29961,-29962]} 1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:03]} c6 {[%emt 0:00:02]} 3. Nf3 {[%emt 0:00:02]} Nf6 { [%emt 0:00:01]} 4. Qb3 {[%emt 0:00:02]} dxc4 {[%emt 0:00:08]} 5. Qxc4 {[%emt 0: 00:02]} Bf5 {[%emt 0:00:08]} 6. g3 {[%emt 0:00:03]} e6 {[%emt 0:00:03]} 7. Bg2 {[%emt 0:00:02]} Nbd7 {[%emt 0:00:02]} 8. O-O {[%emt 0:00:07]} Be7 {[%emt 0:00: 02]} 9. Qb3 {[%emt 0:00:14]} Qb6 {[%emt 0:00:42]} 10. Nbd2 {[%emt 0:00:12]} O-O {[%emt 0:00:13]} 11. Nc4 {[%emt 0:00:04]} Qa6 {[%emt 0:00:05]} 12. Bf4 { [%emt 0:00:25]} Be4 {[%emt 0:02:05]} 13. Bd6 {[%emt 0:00:20]} Rfe8 {[%emt 0:01: 09]} 14. Bxe7 {[%emt 0:01:52]} Rxe7 {[%emt 0:00:00]} 15. Rfc1 {[%emt 0:00:55]} Rd8 {[%emt 0:01:42]} 16. a4 {[%emt 0:01:53]} Nb6 {[%emt 0:01:04]} 17. e3 { [%emt 0:01:04]} Nxc4 {[%emt 0:00:52]} 18. Qxc4 {[%emt 0:00:20]} Qxc4 {[%emt 0: 00:53]} 19. Rxc4 {[%emt 0:00:03]} Bd5 {[%emt 0:00:01]} 20. Rcc1 {[%emt 0:00:50] } Bxf3 {[%emt 0:00:30]} 21. Bxf3 {[%emt 0:00:02]} a5 {[%emt 0:00:03]} 22. Rab1 {[%emt 0:03:12]} Nd5 {[%emt 0:01:08]} 23. Rc5 {[%emt 0:00:52]} Ra8 {[%emt 0:00: 09]} 24. Bxd5 {[%emt 0:00:46]} exd5 {[%emt 0:00:00]} 25. b4 {[%emt 0:00:07]} axb4 {[%emt 0:00:10]} 26. Rxb4 {[%emt 0:00:02]} Kf8 {[%emt 0:00:08]} 27. a5 { [%emt 0:00:35]} Ke8 {[%emt 0:00:38]} 28. Rb6 {[%emt 0:00:32]} Rc7 {[%emt 0:01: 16]} 29. Kf1 {[%emt 0:00:49]} Kd8 {[%emt 0:00:53]} 30. Ke2 {[%emt 0:00:23]} f5 {[%emt 0:00:47]} 31. h4 {[%emt 0:00:41]} Kc8 {[%emt 0:01:14]} 32. Kd3 {[%emt 0: 01:08]} Kb8 {[%emt 0:00:03]} 33. Kc3 {[%emt 0:00:59]} Rc8 {[%emt 0:00:33]} 34. Kb4 {[%emt 0:00:44]} Kc7 {[%emt 0:00:10]} 35. Rc2 {[%emt 0:01:06]} g6 {[%emt 0: 00:30]} 36. Ra2 {[%emt 0:00:09]} Rcb8 {[%emt 0:00:18]} 37. Kc5 {[%emt 0:00:15]} Ra6 {[%emt 0:00:11]} 38. Ra4 {[%emt 0:00:17]} Rba8 {[%emt 0:01:08]} 39. Rxa6 { [%emt 0:00:03]} Rxa6 {[%emt 0:00:00]} 40. Kb4 {[%emt 0:00:02]} Ra8 {[%emt 0:00: 23]} 41. Ra3 {[%emt 0:00:09]} Kd6 {[%emt 0:00:14]} 42. Rb3 {[%emt 0:00:16]} h6 {[%emt 0:00:22]} 43. Kc3 {[%emt 0:00:14]} Kc7 {[%emt 0:00:15]} 44. Ra3 { [%emt 0:00:10]} g5 {[%emt 0:00:15]} 45. hxg5 {[%emt 0:00:02]} hxg5 {[%emt 0:00: 00]} 46. Ra1 {[%emt 0:00:12]} Rh8 {[%emt 0:00:03]} 47. Kd3 {[%emt 0:00:13]} Kb8 {[%emt 0:00:10]} 48. Rb1 {[%emt 0:00:12]} Ka7 {[%emt 0:00:03]} 49. Ke2 { [%emt 0:00:11]} Rh7 {[%emt 0:00:04]} 50. g4 $2 {[%emt 0:00:19]} (50. Rg1) 50... fxg4 {[%emt 0:00:00]} 51. Rg1 {[%emt 0:00:09]} Rh4 {[%emt 0:00:01]} 52. Rb1 { [%emt 0:00:06]} Rh5 {[%emt 0:00:43]} 53. Rg1 {[%emt 0:00:17]} Ka6 {[%emt 0:00: 01]} 54. Rxg4 {[%emt 0:00:02]} Kxa5 {[%emt 0:00:01]} 55. f4 {[%emt 0:00:13]} gxf4 {[%emt 0:00:03]} 56. exf4 {[%emt 0:00:04]} Rf5 {[%emt 0:00:40]} 57. Ke3 { [%emt 0:00:20]} Rf6 {[%emt 0:00:23]} 58. Rg7 {[%emt 0:00:08]} b5 {[%emt 0:00: 05]} 59. Rg1 {[%emt 0:00:12]} b4 {[%emt 0:00:04]} 60. Ra1+ {[%emt 0:00:11]} Kb5 {[%emt 0:00:01]} 61. Rc1 {[%emt 0:00:11]} b3 {[%emt 0:00:04]} 62. Kd3 {[%emt 0: 00:01]} Kb4 {[%emt 0:00:12]} 63. Rf1 {[%emt 0:00:05]} Rf5 {[%emt 0:00:23]} 64. Rf2 {[%emt 0:00:08]} Ka3 {[%emt 0:00:06]} 65. Kc3 {[%emt 0:00:06]} Rh5 { [%emt 0:00:01]} 66. f5 {[%emt 0:00:08]} b2 {[%emt 0:00:07]} 67. Rf1 {[%emt 0: 00:18]} Rxf5 {[%emt 0:00:08]} 68. Rb1 {[%emt 0:00:24]} Rf3+ {[%emt 0:00:01]} 69. Kc2 {[%emt 0:00:01]} Rf2+ {[%emt 0:00:03]} 70. Kc3 {[%emt 0:00:02]} Ka2 { [%emt 0:00:01]} 71. Re1 {[%emt 0:00:31]} b1=R {[%emt 0:00:22]} 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.2"] [White "Aronian, Levon"] [Black "Firouzja, Alireza"] [Result "1/2-1/2"] [ECO "D37"] [Annotator "Shahid"] [PlyCount "84"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] {[%evp 0,84,26,26,27,2,-11,-11,6,7,47,18,-1,13,15,-12,-12,-12,25,46,41,48,31, 28,46,30,16,29,41,39,32,38,39,39,41,30,46,37,52,43,35,36,78,86,77,66,64,68,77, 77,68,67,88,85,84,58,70,45,39,44,45,26,29,25,22,34,34,31,25,43,92,38,97,78,72, 77,75,51,111,102,108,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:10]} 3. Nf3 {[%emt 0:00:01]} d5 {[%emt 0: 00:10]} 4. Nc3 {[%emt 0:00:02]} Nbd7 {[%emt 0:00:07]} 5. Qc2 {[%emt 0:00:03]} dxc4 {[%emt 0:00:03]} 6. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:01]} 7. Bxc4 { [%emt 0:00:04]} cxd4 {[%emt 0:00:06]} 8. Nxd4 {[%emt 0:00:02]} Ne5 {[%emt 0:00: 16]} 9. Bb5+ {[%emt 0:00:02]} Bd7 {[%emt 0:00:01]} 10. Bf4 {[%emt 0:00:08]} Ng6 {[%emt 0:00:26]} 11. Bg3 {[%emt 0:00:01]} Bb4 {[%emt 0:00:04]} 12. O-O { [%emt 0:00:50]} O-O {[%emt 0:00:48]} 13. Rfd1 {[%emt 0:00:02]} Bxb5 {[%emt 0: 05:08]} 14. Ndxb5 {[%emt 0:00:42]} Qa5 {[%emt 0:01:11]} 15. a3 {[%emt 0:00:26]} Bxc3 {[%emt 0:00:24]} 16. Nxc3 {[%emt 0:00:00]} Rfd8 {[%emt 0:00:20]} 17. f3 { [%emt 0:00:35]} h5 {[%emt 0:00:13]} 18. h4 {[%emt 0:00:16]} Qc5+ {[%emt 0:00: 54]} 19. Qf2 {[%emt 0:00:16]} Qa5 {[%emt 0:00:33]} 20. Rxd8+ {[%emt 0:00:56]} Qxd8 {[%emt 0:00:39]} 21. Rd1 {[%emt 0:00:06]} Qa5 {[%emt 0:00:08]} 22. Qe3 { [%emt 0:00:41]} e5 {[%emt 0:01:53]} 23. Bf2 {[%emt 0:00:04]} a6 {[%emt 0:01:14] } 24. Rd6 {[%emt 0:01:02]} Qc7 {[%emt 0:00:54]} 25. Qb6 {[%emt 0:00:05]} Qe7 { [%emt 0:00:42]} 26. g3 {[%emt 0:00:19]} Rc8 {[%emt 0:00:10]} 27. Be3 {[%emt 0: 00:47]} Nf8 {[%emt 0:00:56]} 28. Qb4 {[%emt 0:00:55]} Ne6 {[%emt 0:01:44]} 29. Rb6 {[%emt 0:00:13]} Qd7 {[%emt 0:00:11]} 30. Qd6 {[%emt 0:00:18]} Rd8 { [%emt 0:00:19]} 31. Qxd7 {[%emt 0:00:16]} Rxd7 {[%emt 0:00:00]} 32. Kf2 { [%emt 0:00:01]} Kf8 {[%emt 0:00:01]} 33. a4 {[%emt 0:00:19]} Ke8 {[%emt 0:00: 12]} 34. a5 {[%emt 0:00:02]} Nd8 {[%emt 0:00:23]} 35. Bg5 {[%emt 0:00:11]} Nh7 {[%emt 0:00:05]} 36. Bxd8 {[%emt 0:00:18]} Kxd8 {[%emt 0:00:01]} 37. Nd5 { [%emt 0:00:01]} Nf8 {[%emt 0:00:04]} 38. b4 {[%emt 0:00:06]} Ne6 {[%emt 0:00: 11]} 39. b5 {[%emt 0:00:08]} Nc5 {[%emt 0:00:01]} 40. Ke3 {[%emt 0:00:32]} (40. bxa6 Nxa6 41. Rb5 f6 42. f4) 40... Na4 {[%emt 0:00:23]} 41. bxa6 {[%emt 0:00: 42]} Nxb6 {[%emt 0:00:02]} 42. Nxb6 {[%emt 0:00:19]} bxa6 {[%emt 0:00:04]} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.3"] [White "Tari, Aryan"] [Black "Van Foreest, Jorden"] [Result "1-0"] [ECO "D85"] [Annotator "NA"] [PlyCount "75"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:03]} g6 { [%emt 0:00:20]} 3. c4 {[%emt 0:00:02]} Bg7 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00: 01]} d5 {[%emt 0:00:02]} 5. h3 {[%emt 0:00:09]} O-O {[%emt 0:00:02]} 6. cxd5 { [%emt 0:00:01]} Nxd5 {[%emt 0:00:00]} 7. e4 {[%emt 0:00:01]} Nxc3 {[%emt 0:00: 01]} 8. bxc3 {[%emt 0:00:00]} c5 {[%emt 0:00:01]} 9. Be2 {[%emt 0:00:02]} cxd4 {[%emt 0:00:05]} 10. cxd4 {[%emt 0:00:01]} Nc6 {[%emt 0:00:00]} 11. Be3 { [%emt 0:00:05]} Qa5+ {[%emt 0:00:02]} 12. Bd2 {[%emt 0:00:01]} Qa3 {[%emt 0:00: 01]} 13. d5 {[%emt 0:00:24]} Ne5 {[%emt 0:00:02]} 14. O-O {[%emt 0:01:38]} Bd7 {[%emt 0:00:06]} 15. Rb1 {[%emt 0:00:11]} Qxa2 {[%emt 0:01:21]} 16. Rxb7 { [%emt 0:01:03]} Ba4 {[%emt 0:00:10]} 17. Qc1 {[%emt 0:04:42]} Rfc8 {[%emt 0:00: 58]} 18. Rxa7 {[%emt 0:00:09]} Rxc1 {[%emt 0:04:12]} 19. Rxa8+ {[%emt 0:00:03]} Bf8 {[%emt 0:00:01]} 20. Bxc1 {[%emt 0:01:11]} Nd7 {[%emt 0:03:02]} 21. Bd1 { [%emt 0:04:30]} Nb6 {[%emt 0:00:08]} 22. Ra6 {[%emt 0:00:00]} Qc4 {[%emt 0:02: 43]} 23. Rxb6 {[%emt 0:00:06]} Qxc1 {[%emt 0:00:47]} 24. Bxa4 {[%emt 0:00:05]} Qc4 {[%emt 0:00:01]} 25. Bc6 {[%emt 0:00:16]} e6 {[%emt 0:00:00]} 26. Ne5 { [%emt 0:00:15]} Qd4 {[%emt 0:00:02]} 27. Nd7 {[%emt 0:00:06]} Bd6 {[%emt 0:00: 30]} 28. dxe6 {[%emt 0:00:33]} fxe6 {[%emt 0:00:00]} 29. Rb7 {[%emt 0:00:25]} Qc3 {[%emt 0:00:37]} 30. Ba4 {[%emt 0:00:06]} Kg7 {[%emt 0:00:21]} 31. e5 { [%emt 0:00:01]} Bc7 {[%emt 0:00:01]} 32. Nf6 {[%emt 0:00:25]} Kh6 {[%emt 0:00: 02]} 33. Ng4+ {[%emt 0:00:09]} Kg5 {[%emt 0:00:08]} 34. f4+ {[%emt 0:00:19]} Kh4 {[%emt 0:00:23]} 35. Rf3 {[%emt 0:00:05]} Qc4 {[%emt 0:01:12]} 36. Kh2 { [%emt 0:00:45]} g5 {[%emt 0:00:12]} 37. g3+ {[%emt 0:00:04]} Kh5 {[%emt 0:00: 01]} 38. Be8# {[%emt 0:00:00]} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.4"] [White "Iturrizaga, B.."] [Black "Adhiba, B.."] [Result "0-1"] [ECO "A31"] [Annotator "NA"] [PlyCount "82"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] {[%evp 0,82,26,-29,19,19,21,22,20,14,23,30,25,10,-1,-1,20,9,15,0,20,18,25,-2, 23,-3,0,-38,-15,-30,-6,-16,-12,-4,-4,-4,8,8,-4,7,2,20,16,18,11,21,21,30,5,0,18, -53,0,-13,24,0,-18,-15,0,0,0,5,-62,-61,-55,-128,-108,-119,-90,-90,-69,-122, -111,-127,-121,-194,-211,-220,-223,-232,-238,-260,-254,-270,-269]} 1. c4 { [%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:28]} Nf6 {[%emt 0:00:13] } 3. Nc3 {[%emt 0:00:08]} g6 {[%emt 0:00:03]} 4. d4 {[%emt 0:00:10]} cxd4 { [%emt 0:00:02]} 5. Nxd4 {[%emt 0:00:00]} Nc6 {[%emt 0:00:01]} 6. g3 {[%emt 0: 00:14]} d6 {[%emt 0:00:02]} 7. Bg2 {[%emt 0:00:02]} Bd7 {[%emt 0:00:01]} 8. O-O {[%emt 0:01:06]} Bg7 {[%emt 0:00:03]} 9. e3 {[%emt 0:00:13]} h5 {[%emt 0:00:05] } 10. h4 {[%emt 0:00:21]} Ng4 {[%emt 0:00:05]} 11. f3 {[%emt 0:00:38]} Nf6 { [%emt 0:00:31]} 12. Nde2 {[%emt 0:00:38]} a6 {[%emt 0:01:12]} 13. a4 {[%emt 0: 00:15]} Qa5 {[%emt 0:00:20]} 14. Bd2 {[%emt 0:02:03]} Qc5 {[%emt 0:00:41]} 15. b3 {[%emt 0:00:01]} g5 {[%emt 0:00:06]} 16. Kh1 {[%emt 0:02:05]} gxh4 {[%emt 0: 00:17]} 17. gxh4 {[%emt 0:00:02]} Bh6 {[%emt 0:00:03]} 18. e4 {[%emt 0:01:09]} Bxd2 {[%emt 0:00:03]} 19. Qxd2 {[%emt 0:00:00]} Rg8 {[%emt 0:00:01]} 20. Nd5 { [%emt 0:00:08]} Nxd5 {[%emt 0:00:36]} 21. cxd5 {[%emt 0:00:03]} Ne5 {[%emt 0: 00:07]} 22. Rac1 {[%emt 0:04:08]} Qb6 {[%emt 0:00:05]} 23. Rc3 {[%emt 0:00:04]} Rc8 {[%emt 0:01:22]} 24. Nf4 {[%emt 0:00:27]} Rc5 {[%emt 0:01:11]} 25. Rfc1 { [%emt 0:01:47]} Qb4 {[%emt 0:03:38]} 26. Qe3 {[%emt 0:00:12]} b6 {[%emt 0:00: 03]} 27. Nxh5 $2 {[%emt 0:01:15]} Rh8 {[%emt 0:00:45]} 28. Ng3 {[%emt 0:00:08]} Rxh4+ {[%emt 0:00:08]} 29. Kg1 {[%emt 0:00:02]} Rh8 {[%emt 0:00:02]} 30. Ne2 { [%emt 0:00:34]} f5 {[%emt 0:00:43]} 31. f4 {[%emt 0:00:44]} Ng4 {[%emt 0:00:06] } 32. Qd4 {[%emt 0:00:01]} Qxd4+ {[%emt 0:00:08]} 33. Nxd4 {[%emt 0:00:00]} fxe4 {[%emt 0:00:06]} 34. Bxe4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:15]} 35. Bf3 { [%emt 0:01:11]} Rh4 {[%emt 0:00:04]} 36. Ne2 {[%emt 0:00:29]} Bg4 {[%emt 0:00: 05]} 37. Bxg4 {[%emt 0:00:12]} Rxg4+ {[%emt 0:00:02]} 38. Kf1 {[%emt 0:00:07]} Nxd5 {[%emt 0:00:03]} 39. Rxc5 {[%emt 0:00:04]} bxc5 {[%emt 0:00:01]} 40. a5 { [%emt 0:00:20]} Nxf4 {[%emt 0:00:09]} 41. Rc4 {[%emt 0:00:14]} Nd5 {[%emt 0:00: 25]} 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.5"] [White "Wenjun, Ju"] [Black "Mamedyarov, Shakhriyar"] [Result "1/2-1/2"] [ECO "D20"] [Annotator "NA"] [PlyCount "67"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:02]} dxc4 { [%emt 0:00:01]} 3. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:03]} 4. Nf3 {[%emt 0:00: 01]} exd4 {[%emt 0:00:01]} 5. Bxc4 {[%emt 0:00:01]} Nc6 {[%emt 0:00:05]} 6. O-O {[%emt 0:00:05]} Bc5 {[%emt 0:00:05]} 7. Ng5 {[%emt 0:00:50]} Nh6 {[%emt 0:00: 06]} 8. Nxf7 {[%emt 0:00:05]} Nxf7 {[%emt 0:00:01]} 9. Bxf7+ {[%emt 0:00:00]} Kxf7 {[%emt 0:00:00]} 10. Qh5+ {[%emt 0:00:01]} g6 {[%emt 0:00:02]} 11. Qxc5 { [%emt 0:00:01]} Re8 {[%emt 0:00:06]} 12. Nd2 {[%emt 0:01:25]} Kg8 {[%emt 0:01: 05]} 13. Re1 {[%emt 0:02:38]} Be6 {[%emt 0:04:02]} 14. Nf3 {[%emt 0:01:14]} Qd7 {[%emt 0:00:14]} 15. Bh6 {[%emt 0:01:16]} b6 {[%emt 0:00:06]} 16. Qc2 {[%emt 0: 01:12]} Nb4 {[%emt 0:00:08]} 17. Qd2 {[%emt 0:00:05]} c5 {[%emt 0:00:01]} 18. Ne5 {[%emt 0:00:26]} Qc7 {[%emt 0:00:25]} 19. Bf4 {[%emt 0:01:03]} Qb7 { [%emt 0:00:36]} 20. a3 {[%emt 0:00:23]} Nc6 {[%emt 0:00:01]} 21. Nxc6 {[%emt 0: 00:08]} Qxc6 {[%emt 0:00:00]} 22. Bh6 {[%emt 0:00:01]} Rad8 {[%emt 0:00:15]} 23. Bg5 {[%emt 0:00:44]} Rd7 {[%emt 0:00:21]} 24. Bf6 {[%emt 0:00:01]} Bh3 { [%emt 0:01:47]} 25. Qg5 {[%emt 0:00:10]} Rf7 {[%emt 0:00:43]} 26. e5 {[%emt 0: 00:04]} Bf5 {[%emt 0:00:38]} 27. h4 {[%emt 0:00:20]} h5 {[%emt 0:00:41]} 28. f3 {[%emt 0:01:13]} Kh7 {[%emt 0:00:55]} 29. Rad1 {[%emt 0:00:35]} Re6 {[%emt 0: 00:22]} 30. Kf2 {[%emt 0:01:09]} Qd5 {[%emt 0:01:29]} 31. Qf4 {[%emt 0:00:24]} Qc6 {[%emt 0:01:56]} 32. Qg5 {[%emt 0:00:28]} Qd5 {[%emt 0:00:01]} 33. Qf4 { [%emt 0:00:01]} Qc6 {[%emt 0:00:01]} 34. Qg5 {[%emt 0:00:01]} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.6"] [White "Artemiev, Vladislav"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "E52"] [Annotator "NA"] [PlyCount "101"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0: 00:03]} 3. Nc3 {[%emt 0:00:03]} Bb4 {[%emt 0:00:01]} 4. e3 {[%emt 0:00:02]} O-O {[%emt 0:00:02]} 5. Bd2 {[%emt 0:00:02]} b6 {[%emt 0:00:06]} 6. Nf3 {[%emt 0: 00:03]} Bb7 {[%emt 0:00:01]} 7. Bd3 {[%emt 0:00:02]} d5 {[%emt 0:00:22]} 8. cxd5 {[%emt 0:00:02]} exd5 {[%emt 0:00:01]} 9. O-O {[%emt 0:00:01]} Be7 { [%emt 0:00:01]} 10. Ne5 {[%emt 0:01:34]} c5 {[%emt 0:00:05]} 11. Qf3 {[%emt 0: 00:03]} Nc6 {[%emt 0:00:40]} 12. Rad1 {[%emt 0:00:51]} cxd4 {[%emt 0:01:37]} 13. Nxc6 {[%emt 0:00:04]} Bxc6 {[%emt 0:00:00]} 14. exd4 {[%emt 0:00:02]} Re8 { [%emt 0:03:22]} 15. Rfe1 {[%emt 0:00:06]} h6 {[%emt 0:00:12]} 16. h3 {[%emt 0: 03:32]} Bd6 {[%emt 0:01:43]} 17. Bf4 {[%emt 0:00:58]} Rxe1+ {[%emt 0:01:02]} 18. Rxe1 {[%emt 0:00:01]} Bxf4 {[%emt 0:00:03]} 19. Qxf4 {[%emt 0:00:01]} Rc8 { [%emt 0:00:05]} 20. Re5 {[%emt 0:02:17]} Qc7 {[%emt 0:01:12]} 21. Qe3 {[%emt 0: 04:02]} Kf8 {[%emt 0:00:03]} 22. Bf5 {[%emt 0:00:27]} Re8 {[%emt 0:01:01]} 23. Ne2 {[%emt 0:00:04]} Bd7 {[%emt 0:00:57]} 24. Ng3 {[%emt 0:00:41]} a5 {[%emt 0: 01:28]} 25. Bxd7 {[%emt 0:01:13]} Rxe5 {[%emt 0:00:41]} 26. Qxe5 {[%emt 0:01: 18]} Qxe5 {[%emt 0:00:03]} 27. dxe5 {[%emt 0:00:01]} Nxd7 {[%emt 0:00:00]} 28. f4 {[%emt 0:00:01]} g5 {[%emt 0:01:21]} 29. Ne2 {[%emt 0:00:17]} gxf4 {[%emt 0: 01:46]} 30. Nxf4 {[%emt 0:00:01]} Nxe5 {[%emt 0:00:00]} 31. Nxd5 {[%emt 0:00: 02]} b5 {[%emt 0:00:10]} 32. Kf1 {[%emt 0:01:17]} Nd3 {[%emt 0:00:25]} 33. Nc3 {[%emt 0:00:51]} b4 {[%emt 0:00:07]} 34. Na4 {[%emt 0:00:08]} Ke7 {[%emt 0:00: 02]} 35. Ke2 {[%emt 0:00:14]} Nc1+ {[%emt 0:01:10]} 36. Kd2 {[%emt 0:00:02]} Nxa2 {[%emt 0:00:00]} 37. Nc5 {[%emt 0:00:12]} Kf6 {[%emt 0:00:02]} 38. Kc2 { [%emt 0:00:02]} Kf5 {[%emt 0:00:10]} 39. Kb1 {[%emt 0:00:14]} b3 {[%emt 0:00: 02]} 40. Nxb3 {[%emt 0:00:08]} Nb4 {[%emt 0:00:00]} 41. Nxa5 {[%emt 0:00:02]} Kf4 {[%emt 0:00:03]} 42. Nc4 {[%emt 0:00:15]} h5 {[%emt 0:00:23]} 43. Kc1 { [%emt 0:00:08]} Kg3 {[%emt 0:00:01]} 44. Ne3 {[%emt 0:00:10]} f5 {[%emt 0:00: 14]} 45. Nxf5+ {[%emt 0:00:03]} Kxg2 {[%emt 0:00:00]} 46. h4 {[%emt 0:00:06]} Nd3+ {[%emt 0:00:10]} 47. Kc2 {[%emt 0:00:01]} Nxb2 {[%emt 0:00:00]} 48. Kxb2 { [%emt 0:00:04]} Kh3 {[%emt 0:00:01]} 49. Kc3 {[%emt 0:00:03]} Kg4 {[%emt 0:00: 00]} 50. Ng7 {[%emt 0:00:02]} Kxh4 {[%emt 0:00:00]} 51. Nxh5 {[%emt 0:00:00]} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.7"] [White "Harikrishna, Pentala"] [Black "Koneru, Humpy"] [Result "1-0"] [ECO "C42"] [BlackElo "2586"] [Annotator "Shahid"] [PlyCount "51"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] {[%evp 0,51,26,31,41,41,13,14,36,33,31,-5,-3,-7,-7,31,58,56,56,32,41,47,41,45, 53,41,41,22,18,16,25,25,33,37,5,0,3,19,19,19,18,22,15,27,44,65,228,295,271,271, 290,290,464,604]} 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0: 00:02]} Nf6 {[%emt 0:00:04]} 3. Nxe5 {[%emt 0:00:01]} d6 {[%emt 0:00:02]} 4. Nf3 {[%emt 0:00:01]} Nxe4 {[%emt 0:00:01]} 5. d4 {[%emt 0:00:01]} d5 {[%emt 0: 00:06]} 6. Bd3 {[%emt 0:00:01]} Bf5 {[%emt 0:00:22]} 7. O-O {[%emt 0:00:02]} Be7 {[%emt 0:00:03]} 8. Re1 {[%emt 0:00:01]} O-O {[%emt 0:00:15]} 9. Nbd2 { [%emt 0:00:02]} Nd6 {[%emt 0:00:54]} 10. Nf1 {[%emt 0:00:02]} c6 {[%emt 0:00: 07]} 11. Bf4 {[%emt 0:00:17]} Bxd3 {[%emt 0:00:19]} 12. Qxd3 {[%emt 0:00:02]} Na6 {[%emt 0:00:24]} 13. h4 {[%emt 0:00:03]} Nc7 {[%emt 0:00:22]} 14. Ng5 { [%emt 0:00:03]} Bxg5 {[%emt 0:03:44]} 15. Bxg5 {[%emt 0:00:03]} f6 {[%emt 0:00: 09]} 16. Bf4 {[%emt 0:00:33]} Qd7 {[%emt 0:00:12]} 17. Ng3 {[%emt 0:01:38]} Rfe8 {[%emt 0:00:52]} 18. Bxd6 {[%emt 0:01:17]} Qxd6 {[%emt 0:00:19]} 19. Nf5 { [%emt 0:00:01]} Qd7 {[%emt 0:01:02]} 20. Qh3 {[%emt 0:00:24]} Kh8 $6 {[%emt 0: 02:18]} (20... Kf8) 21. h5 {[%emt 0:00:46]} Ne6 $2 {[%emt 0:01:23]} (21... Rxe1+ 22. Rxe1 Re8) 22. h6 {[%emt 0:03:21]} g6 {[%emt 0:00:03]} 23. Ng7 { [%emt 0:00:19]} f5 {[%emt 0:00:16]} 24. Nxe8 {[%emt 0:00:07]} Rxe8 {[%emt 0:00: 03]} 25. Re5 {[%emt 0:01:23]} Nxd4 {[%emt 0:01:01]} 26. Qe3 {[%emt 0:01:19]} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "2.8"] [White "Anton Guijarro, David"] [Black "Nakamura, Hikaru"] [Result "1/2-1/2"] [ECO "D63"] [Annotator "NA"] [PlyCount "84"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0: 00:04]} 3. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00:03]} Be7 {[%emt 0:00:02]} 5. Bg5 {[%emt 0:00:02]} h6 {[%emt 0:00:13]} 6. Bh4 {[%emt 0: 00:03]} O-O {[%emt 0:00:14]} 7. e3 {[%emt 0:00:02]} Nbd7 {[%emt 0:00:01]} 8. Rc1 {[%emt 0:00:16]} c5 {[%emt 0:00:04]} 9. cxd5 {[%emt 0:00:07]} Nxd5 { [%emt 0:00:08]} 10. Bxe7 {[%emt 0:00:02]} Nxe7 {[%emt 0:00:00]} 11. Be2 { [%emt 0:00:04]} b6 {[%emt 0:00:16]} 12. O-O {[%emt 0:00:03]} Bb7 {[%emt 0:00: 02]} 13. a3 {[%emt 0:00:02]} a6 {[%emt 0:01:03]} 14. dxc5 {[%emt 0:00:50]} Nxc5 {[%emt 0:00:00]} 15. b4 {[%emt 0:00:05]} Ne4 {[%emt 0:00:20]} 16. Nxe4 { [%emt 0:00:30]} Bxe4 {[%emt 0:00:00]} 17. Ne5 {[%emt 0:00:05]} Bd5 {[%emt 0:02: 53]} 18. Qd3 {[%emt 0:05:18]} f6 {[%emt 0:02:56]} 19. Nc4 {[%emt 0:00:34]} b5 { [%emt 0:00:13]} 20. Na5 {[%emt 0:00:09]} Rc8 {[%emt 0:00:30]} 21. e4 {[%emt 0: 00:25]} Ba8 {[%emt 0:00:03]} 22. Qe3 {[%emt 0:00:18]} Qd6 {[%emt 0:01:07]} 23. Nb3 {[%emt 0:00:06]} f5 {[%emt 0:00:36]} 24. Nc5 {[%emt 0:01:23]} Bxe4 { [%emt 0:01:53]} 25. Nxe4 {[%emt 0:00:14]} fxe4 {[%emt 0:00:00]} 26. Qxe4 { [%emt 0:00:08]} Qd5 {[%emt 0:00:24]} 27. Qg4 {[%emt 0:02:53]} Nf5 {[%emt 0:00: 43]} 28. Bf3 {[%emt 0:00:20]} Qb3 {[%emt 0:00:47]} 29. Rce1 {[%emt 0:00:13]} Rf6 {[%emt 0:00:49]} 30. Qe4 {[%emt 0:01:13]} Qxa3 {[%emt 0:00:17]} 31. Ra1 { [%emt 0:00:16]} Qc3 {[%emt 0:00:07]} 32. Rxa6 {[%emt 0:00:07]} Nd4 {[%emt 0:00: 18]} 33. Bg4 {[%emt 0:00:17]} Rcf8 {[%emt 0:00:01]} 34. Ra8 {[%emt 0:00:34]} Qxb4 {[%emt 0:01:30]} 35. Rxf8+ {[%emt 0:00:05]} Rxf8 {[%emt 0:00:03]} 36. Bxe6+ {[%emt 0:00:12]} Kh8 {[%emt 0:00:02]} 37. Ba2 {[%emt 0:00:23]} Rf4 { [%emt 0:00:32]} 38. Qd3 {[%emt 0:01:18]} Qc3 {[%emt 0:00:12]} 39. Qg6 {[%emt 0: 00:06]} Qc6 {[%emt 0:00:21]} 40. Qd3 {[%emt 0:01:07]} Qc3 {[%emt 0:01:05]} 41. Qg6 {[%emt 0:00:22]} Qc6 {[%emt 0:00:04]} 42. Qd3 {[%emt 0:00:15]} Qc3 { [%emt 0:00:03]} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.1"] [White "Nakamura, Hikaru"] [Black "Abhimanyu, Mishra"] [Result "1-0"] [ECO "A16"] [WhiteElo "2736"] [BlackElo "2504"] [PlyCount "143"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 Nxc3 6. bxc3 Bg7 7. h5 c5 8. e4 Nc6 9. h6 Bf6 10. Bb5 O-O 11. Bxc6 bxc6 12. e5 Bh8 13. O-O Bg4 14. Re1 Qd5 15. Ba3 f6 16. e6 f5 17. d4 cxd4 18. cxd4 Bf6 19. Qb3 Bxf3 20. Qxf3 Qxf3 21. gxf3 Rfd8 22. Rac1 Rac8 23. Rc4 Rxd4 24. Rxd4 Bxd4 25. Bxe7 Re8 26. Bg5 c5 27. Kf1 c4 28. Rd1 Bc5 29. Rd7 Rxe6 30. Rg7+ Kh8 31. Rc7 Bf8 32. Rxa7 Kg8 33. Bd2 g5 34. a4 Bxh6 35. Bc3 g4 36. fxg4 fxg4 37. a5 Bf8 38. a6 Bc5 39. Rc7 Bxf2 40. Kxf2 Rxa6 41. Kg3 Rg6 42. Bd2 h5 43. Bf4 Ra6 44. Kh4 Kf8 45. Bg5 Re6 46. Rxc4 Ke8 47. Rd4 Kf7 48. Kxh5 g3 49. Rd7+ Ke8 50. Rd2 Kf7 51. Bf4 Re4 52. Kg5 Ke6 53. Rd6+ Ke7 54. Bxg3 Re6 55. Rd2 Rc6 56. Kf5 Rf6+ 57. Ke4 Re6+ 58. Be5 Rh6 59. Ra2 Rh1 60. Kd5 Rd1+ 61. Bd4 Kf7 62. Rg2 Ke7 63. Rg7+ Kd8 64. Ke4 Kc8 65. Rh7 Kd8 66. Be5 Rc1 67. Kd5 Kc8 68. Bd6 Kd8 69. Bc5 Re1 70. Kd6 Ke8 71. Bd4 Ra1 72. Bxa1 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.2"] [White "Koneru, Humpy"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "D30"] [WhiteElo "2586"] [BlackElo "2673"] [Annotator "Shahid"] [PlyCount "108"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Bd6 5. Bd3 Nf6 6. Nbd2 O-O 7. O-O c5 8. cxd5 exd5 9. dxc5 Bxc5 10. b3 Nc6 11. Bb2 Bb6 12. Qb1 h6 13. Rd1 Qe7 14. Bf5 Re8 15. Nf1 Be6 16. Nd4 Nxd4 17. Bxd4 Bxd4 18. Rxd4 Rac8 19. Ng3 Qc7 20. h3 Qe5 21. Qd3 Rc5 22. Rd1 a5 23. Rf4 Rec8 24. Qd4 Qxd4 25. Rfxd4 Rc1 26. Kf1 g6 27. Bb1 b5 28. Ne2 R1c7 29. Ke1 b4 30. f3 Kg7 31. h4 g5 32. hxg5 hxg5 33. a3 bxa3 34. Ra4 Rc5 35. Rxa3 Rh8 36. Kf2 g4 37. Nf4 gxf3 38. gxf3 Rh2+ 39. Kg3 Rb2 40. Bd3 d4 41. Nxe6+ fxe6 42. exd4 Nh5+ 43. Kh4 Rh2+ 44. Kg4 Rg2+ 45. Kh4 Rcg5 46. Ra2 R2g3 47. Be4 $4 (47. Re1 Nf4 48. Re5) 47... Nf4 48. Rh1 Kf6 49. Rhh2 Ng2+ 50. Raxg2 Rxg2 51. Rxg2 Rxg2 52. d5 e5 53. Bd3 Rd2 54. Bc4 a4 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.3"] [White "Le, Quang Liem"] [Black "Harikrishna, Pentala"] [Result "1/2-1/2"] [ECO "D27"] [WhiteElo "2709"] [BlackElo "2730"] [PlyCount "72"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. b3 cxd4 8. Nxd4 Bd7 9. Bb2 Be7 10. Nd2 Nc6 11. Be2 Nxd4 12. Bxd4 Bc6 13. Nc4 O-O 14. Rc1 Rc8 15. Bf3 Nd7 16. h3 h6 17. a4 b5 18. Nd2 Bxf3 19. Nxf3 Bf6 20. axb5 axb5 21. Qe2 Qa5 22. Bxf6 Nxf6 23. Nd4 Rxc1 24. Rxc1 b4 25. Nc6 Qa3 26. Qc4 Nd5 27. Rf1 Ra8 28. e4 Nf4 29. Kh2 Qa6 30. Nxb4 Qxc4 31. bxc4 Rc8 32. Rc1 Ne2 33. Rc2 Nd4 34. Rc1 Ne2 35. Rc2 Nd4 36. Rc1 Ne2 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.4"] [White "Mamedyarov, Shakhriyar"] [Black "Artemiev, Vladislav"] [Result "1/2-1/2"] [ECO "D31"] [WhiteElo "2782"] [BlackElo "2704"] [Annotator "TA"] [PlyCount "67"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,67,17,27,31,22,17,10,16,25,5,15,-3,-2,0,14,9,6,-2,0,-37,-34,-75,-76, -64,-4,-89,-101,-56,0,-30,54,49,49,49,49,47,54,26,50,50,77,22,41,43,56,53,56,0, 0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 c6 6. Qc2 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bd6 7. Bg5 Ne7 8. e3 f6 9. Bh4 Bf5 10. Bd3 Bxd3 11. Qxd3 Nd7 12. Bg3 Nb6 13. O-O-O O-O {[#]} 14. e4 $146 ({Predecessor:} 14. Kb1 Bb4 15. a3 Bxc3 16. Qxc3 a5 17. Nd2 Nf5 18. Ka1 Re8 19. Qc5 Nd7 20. Qc2 Nxg3 21. hxg3 {1-0 (34) Sorokin,A (2246)-Caprio,G (2412) St Petersburg 2014}) 14... Bb4 15. Nd2 Bxc3 16. bxc3 dxe4 ({Better is} 16... Na4 $15) 17. Qxe4 (17. Nxe4 $11 {remains equal.} Qd5 18. Nd6) 17... Ned5 $17 18. Qc2 Kh8 (18... f5 $15 19. Be5 Nd7) 19. Rhe1 Na4 20. Qxa4 $14 {[#] And now Qc2 would win.} Nxc3 21. Qc4 Nxd1 22. Kxd1 Re8 23. Ne4 b5 24. Qc5 Qa5 {[#]} 25. Nc3 (25. Re2 $1 $16) 25... Rxe1+ $11 26. Kxe1 Re8+ 27. Kf1 Qd8 28. Qxc6 ( 28. f3 $14) 28... Qe7 {[%csl Ge8][%CAl Re7e1] The position is equal.} 29. f3 { Threatens to win with Ne4.} Qe3 {( -> ...Qc1+)} 30. Ne4 {[%CAl Rc6e8]} Qd3+ 31. Ke1 {[%CAl Rc6e8]} Qe3+ 32. Kf1 {[%CAl Rc6e8]} Qd3+ 33. Ke1 {[%CAl Rc6e8]} Qe3+ 34. Kf1 {[%CAl Rc6e8] Weighted Error Value: White=0.23/Black=0.15} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.5"] [White "Adhiban, B..."] [Black "Ju, Wenjun"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2660"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "65"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,65,5,40,20,21,5,19,31,38,7,8,-16,0,-4,37,47,39,25,65,60,66,56,66,69, 167,171,164,160,170,137,110,14,8,0,16,-24,-24,-20,-20,-48,-40,-44,-9,-7,-8,-4, -3,-17,-14,-33,-39,-32,-44,-62]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 h6 6. Bh4 d6 7. c3 {The modern move.} Qe7 8. Nbd2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} a6 9. O-O g5 10. Bg3 {The position is equal.} Ba7 11. Kh1 {[#]} O-O $146 ({Predecessor:} 11... Nh5 12. a4 Nf4 13. b4 Ng6 14. Ne1 Nd8 15. Nc2 Ne6 16. Ne3 Nef4 17. Re1 h5 {0-1 (46) Demchenko,A (2660)-Anand,V (2782) Riadh 2017}) 12. b4 {[%CAl Bb2b4,Bb4b5][%mdl 32]} Kg7 13. a4 Nh7 14. b5 Na5 15. Ba2 f5 16. exf5 Bxf5 17. d4 {[%CAl Rd4e5]} e4 18. Ne1 e3 ({Black should play} 18... Bg6 $14) 19. fxe3 $18 Qxe3 20. Nef3 {[#] aiming for Ne5!} Qe7 21. Re1 Qd7 22. Nb3 (22. Nf1 $16) 22... Nxb3 $11 23. Qxb3 axb5 24. Qxb5 Qxb5 25. axb5 Bb6 26. Bd5 Rxa1 27. Rxa1 Rb8 28. Re1 Nf6 29. Re7+ Kh8 30. Bf7 Ng8 31. Bxg8 Kxg8 32. h4 Kf8 33. Re1 {Weighted Error Value: White=0.18/ Black=0.13} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.6"] [White "Van Foreest, Jorden"] [Black "Iturrizaga Bonelli, Eduardo"] [Result "1/2-1/2"] [ECO "B15"] [WhiteElo "2688"] [BlackElo "2607"] [Annotator "TA"] [PlyCount "115"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,115,33,9,16,13,26,9,24,18,50,61,93,62,91,85,83,68,81,13,29,22,39,31, 55,41,55,31,19,19,32,43,86,18,27,19,28,27,32,16,60,0,54,52,62,0,0,0,8,0,128,8, 8,8,8,8,8,8,8,8,8,8,8,-8,-8,-8,-8,-11,-9,-25,-16,-18,-11,-11,-11,-11,-11,-16, -11,-11,-11,-11,-11,-12,-11,-11,-11,-11,-11,-12,-12,-12,-11,-11,-11,-11,0,0,0, -8,0,-8,-8,-8,-8,-8,-8,-8]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 7. Bd3 O-O 8. Ne2 Re8 9. O-O {[#]} h5 $146 ({Predecessor:} 9... Nd7 10. Ng3 Nf8 11. Qd2 Qc7 12. c4 Be6 13. c5 Bxg3 14. hxg3 Bd5 15. Bf4 Qd7 {0-1 (40) Kovanova,B (2330)-Maltsevskaya,A (2331) Moscow 2021}) 10. c4 h4 11. Nc3 g6 12. Re1 Nd7 13. Qd2 Nf8 14. Bf4 (14. h3 $16) 14... Rxe1+ 15. Rxe1 Bxf4 16. Qxf4 Ne6 17. Qxh4 Nxd4 {[#]} 18. Nd5 $1 cxd5 19. Qxd4 Be6 20. c5 Kg7 21. b4 ({White should play} 21. g4 $16) 21... Qc7 22. h3 Rh8 23. Re3 Rh5 24. a4 g5 25. b5 (25. a5 $14) 25... Rh4 (25... Rh8 $1 $11) 26. g4 $14 Rh8 27. b6 (27. Bb1 $14) 27... axb6 $1 $11 28. cxb6 Qd6 29. a5 Rc8 {[#]} (29... Ra8 $1 $11) 30. Kg2 ({Better is} 30. h4 $1 $16 {[%CAl Rh4g5] Hoping for hxg5.} Qf4 31. Qxf4 gxf4 32. Rf3) 30... Ra8 31. a6 bxa6 32. h4 Qf4 33. Qxf4 gxf4 {[%mdl 4096] Endgame KRB-KRB} 34. Re1 {White wants to play b7.} Rb8 35. Rb1 a5 {[%CAl Ba6a5,Ba5a4,Ba4a3, Ba3a2][%mdl 32]} 36. Bc2 Bxg4 37. b7 Bd7 {With the idea ...Bc6.} 38. Kf3 a4 39. Kxf4 a3 40. Bd3 {The position is equal.} a2 41. Rg1+ Kh6 42. Ba6 {Threatens to win with Ra1.} Ba4 (42... d4 {seems wilder.} 43. Ra1 Be6 44. Ke4 Rd8 45. Kd3 Kg6) 43. Ke3 Bc6 44. Ra1 Bxb7 45. Bxb7 Rxb7 46. Rxa2 {KR-KR} Rb4 47. Ra5 Re4+ 48. Kd3 Re5 49. Ra7 Kg6 50. Rd7 Rh5 51. Ke3 Kg7 52. Rd6 Kf8 53. Rxf6 Rxh4 54. Rd6 Re4+ 55. Kd3 Re5 56. Kd4 Rf5 57. Rxd5 Rxf2 {White must now prevent ...Rd2+. } 58. Ke3 {Weighted Error Value: White=0.17/Black=0.10} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.7"] [White "Firouzja, Alireza"] [Black "Tari, Aryan"] [Result "1-0"] [ECO "C88"] [WhiteElo "2759"] [BlackElo "2639"] [Annotator "TA"] [PlyCount "69"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,69,21,16,21,10,0,55,9,8,0,26,19,35,17,30,23,128,111,104,102,104,116, 98,98,100,101,114,131,139,143,254,252,259,246,256,269,356,356,377,369,369,369, 605,602,612,602,772,765,832,820,745,745]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d3 d6 10. a5 Be6 11. Bxe6 $1 { [%mdl 4] now scores much better than the old 11.Nbd2. C88: Closed Ruy Lopez: Anti-Marshall Systems.} fxe6 12. Nbd2 d5 (12... Qe8 $11) 13. h3 {White is slightly better.} Nd7 {[#]} 14. Nb3 $5 $146 {[%mdl 8] New and interesting.} ({ Predecessor:} 14. Qe2 Bd6 15. Nb3 Nc5 16. Nxc5 Bxc5 17. Be3 Qd6 18. c3 bxc3 19. bxc3 Bxe3 20. Qxe3 {1/2-1/2 (63) Leko,P (2690)-Nyback,T (2579) Batumi 2018}) 14... Bd6 15. Bg5 Qe8 16. Bh4 Qh5 17. Bg3 Rf7 {White stays focused until the end.} (17... Qg6 $11) 18. d4 $16 exd4 19. Bxd6 cxd6 20. Nfxd4 {[%mdl 64] [#] Discovered Attack} Qxd1 21. Raxd1 Nxd4 22. Rxd4 Rc8 23. Re2 ({But not} 23. exd5 $6 e5 $11) ({Much worse is} 23. Rxb4 $6 dxe4 24. Rbxe4 Rxc2 $14) 23... e5 24. Rxd5 Rc6 (24... Rf6 $16 25. Red2 Kf7 26. Rxd6 Rxd6 27. Rxd6 Ke7) 25. Red2 $18 Rf6 26. Nc1 Nc5 27. f3 Kf7 28. b3 Ke7 {[#]} 29. Na2 $1 Rc7 {If only Black now had time for ...Rb7....} 30. Nxb4 Rb7 $2 (30... Rg6 31. Rd1 Rc8) 31. Nc6+ { White is clearly winning.} Ke8 32. Rxd6 Nd7 33. Rxf6 gxf6 34. b4 Rc7 35. Rd6 { Weighted Error Value: White=0.04/Black=0.41} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "3.8"] [White "So, Wesley"] [Black "Aronian, Levon"] [Result "1-0"] [ECO "C54"] [WhiteElo "2772"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "103"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,103,-6,10,0,0,0,9,0,0,0,5,11,16,15,7,0,6,8,17,20,24,3,85,81,112,110, 219,222,228,221,245,238,220,233,332,339,323,279,462,464,461,458,445,425,480, 445,721,534,744,741,741,731,679,651,629,634,626,590,637,642,816,810,823,793, 1666,1725,1339,1290,5389,1775,5513,4780,12842,12842,12844,12844,12845,12845, 12845,12846,12848,12848,29993,29994,29994,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ d5 {White must now prevent ...Nc6.} 11. Ne5+ {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ke6 {And now ...Nc6 would win.} 12. Qxb4 Qf8 { is recently more successful than 12...c5.} 13. Qxf8 {The position is equal.} Rxf8 14. f3 Nd6 15. Nc3 Nf5 16. Rd1 c6 17. Kf2 Kd6 18. Rhe1 g5 19. g4 {[#]} Nh4 $146 ({Predecessor:} 19... Ng7 20. Ne2 Ne6 21. Ng3 Nf4 22. Ne2 Ne6 23. Ng3 Nf4 24. Ne2 Ke6 {1/2-1/2 (24) Martynov,P (2380)-Sevian,S (2578) Stockholm 2015}) 20. Kg3 b6 {[#]} (20... Bd7 $11) 21. Ne2 $1 $16 Ba6 22. Ng1 {Hoping for Nh3.} Rf6 (22... h5 $16 {keeps fighting.}) 23. f4 $18 h6 24. Nh3 Rg8 25. b4 Bb5 26. Rd2 a5 (26... Rg7 {might work better.} 27. Rf2 Kc7) 27. bxa5 bxa5 28. Rf2 a4 $2 (28... Kc7 {was worth a try.} 29. fxg5 Rxf2 30. Kxf2 hxg5) 29. fxg5 Rxf2 30. Kxf2 hxg5 {[#]} 31. Nxg5 $1 {[%mdl 512]} Bc4 {[#]} (31... Ng6 32. Nxg6) 32. a3 Ng6 (32... c5 $142 33. Ngf7+ Kc7 34. dxc5 Bb3) 33. Ngf7+ Kc7 34. Nxg6 Rxg6 { [%mdl 4096] Endgame KRB-KRN} 35. g5 c5 36. dxc5 Rg8 37. h4 d4 38. Ne5 Bd5 39. Kg3 Rb8 {Now ...Rb3+ and Black clings on.} 40. Rd1 Rb3+ 41. Rd3 Be4 42. Rxb3 axb3 {KB-KN} 43. Nc4 Bd3 44. Nb2 Bc2 45. h5 Kc6 46. g6 Kxc5 47. Kf4 Kd6 48. Kg5 Ke7 49. h6 {h7 would kill now.} Kf8 50. Kf6 {White wants to mate with h7.} Kg8 51. h7+ Kh8 52. g7+ $2 {[%mdl 32768] Weighted Error Value: White=0.09/Black=0. 31. Loss on time!?} (52. Kf7 {mates} Bf5 (52... Bxg6+ 53. Kxg6 d3 54. Nc4 d2 ( 54... b2 55. Ne5 d2 56. Nf7#) 55. Ne5 d1=Q 56. Nf7#) 53. g7+ Kxh7 54. g8=Q+ Kh6 55. Kf6 Bc2 56. Qg5+ Kh7 57. Qg7#) 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.1"] [White "Abhimanyu, Mishra"] [Black "Aronian, Levon"] [Result "0-1"] [ECO "E92"] [WhiteElo "2504"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "106"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,106,92,89,99,97,106,104,95,102,111,112,98,63,68,8,0,14,47,0,0,0,-10, -16,-9,0,0,-13,-28,0,0,-55,64,56,66,66,66,71,58,-57,-70,-62,-98,-273,-284,-491, -507,-439,-497,-482,-492,-459,-462,-478,-502,-448,-302,-310,-125,-793,-718, -1504,-610,-12840,-12840,-29981,-1212,-1092,-968,-29981,-29982,-29978,-4258, -12840,-12838,-12840,-12840,-12841,-12841,-12841,-12842,-12843,-12843,-12844, -12843,-12843,-12843,-12844,-12844,-12845,-12845,-12845,-12845,-12850,-12850]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. d5 e5 8. h3 Nbd7 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 9. g4 {[#]} Kh8 $146 ({Predecessor:} 9... a6 10. a4 Rb8 11. Rg1 Ne8 12. h4 Nc7 13. h5 Nf6 14. Nh2 Nfe8 15. g5 f5 16. hxg6 hxg6 {1-0 (41) Adhiban,B (2515)-Golizadeh,A (2508) Guangzhou 2010}) 10. Be3 a6 {White is better.} 11. a4 b6 12. Nd2 Ng8 13. h4 f5 $1 {[%CAl Rf5f4]} 14. exf5 ({White should play} 14. f3 $14) 14... gxf5 $11 15. gxf5 Ndf6 16. Bd3 (16. h5 $14 Bh6 17. Bd3) 16... Nh6 17. Qc2 e4 18. Ndxe4 Nxf5 19. O-O-O $36 {[%mdl 2048] White fights for an advantage.} Nxe4 20. Nxe4 b5 {And now ...bxc4 would win.} 21. Rdg1 ({Don't go for} 21. axb5 $2 axb5 22. Rhf1 bxc4 $19) 21... bxc4 22. Bxc4 ( 22. Qxc4 $11 Nxe3 23. fxe3) 22... Nxe3 (22... Ra7 $1 $15) 23. fxe3 $14 Be5 24. Ng5 $1 {[%csl Gg5][%CAl Rc2h7]} Bf5 25. e4 Bd7 26. Ne6 (26. Rf1 $14) 26... Bxe6 $15 27. dxe6 Rb8 {White is now going downhill.} 28. b3 (28. Rf1 $17) 28... Rf3 $19 {White must now prevent ...Rc3.} 29. Rf1 $2 (29. Rg4 {might work better.} Rc3 30. Qxc3 Bxc3 31. Rf1) 29... Rc3 30. Qxc3 Bxc3 31. Rf7 {intending e7.} Qg8 32. Rhf1 Qg2 {( -> ...Qd2+)} 33. R7f2 Qxe4 34. Re2 {[#]} Bb2+ $1 35. Rxb2 { Hoping for Re2.} Qe3+ ({Not} 35... Qxh4 36. Rd2 $11) (35... d5 $19 36. Re2 Qd4) 36. Kd1 $2 {[%mdl 8192] [#]} (36. Rd2 $17) 36... d5 $1 {[%CAl Rd5c4]} 37. Re2 Qd4+ (37... Qh3 $142 38. Ref2 dxc4 39. Rf8+ Rxf8 40. Rxf8+ Kg7 41. Rf7+ Kg6 42. bxc4 Qxe6) 38. Ke1 {Now e7 and White clings on.} Qxh4+ 39. Kd1 Qd4+ (39... dxc4 $142 40. b4 Rxb4 41. Rf8+ Kg7 42. Rf7+ Kg6 43. Kc2 Qg3 44. Rd7 Rxa4 45. e7 Ra2+ 46. Kd1 Qg1+ 47. Re1 Ra1+ 48. Kc2 Qxe1 49. e8=Q+ Qxe8 50. Rd6+ Kf7 51. Rd5 Qe4+ {[%mdl 64] Double Attack} 52. Rd3 Qxd3+ 53. Kb2 Qb1+ 54. Kc3 Qc1#) 40. Rd2 Qg4+ {[%mdl 64] Double Attack} 41. Re2 dxc4 42. e7 Kg7 (42... Qd4+ $142 43. Ke1 Qc3+ 44. Rd2 Qa1+ 45. Ke2 Qe5+ {[%mdl 64] Double Attack} 46. Kd1 Qxe7 47. Rdf2 cxb3 48. Re1 Qh4 49. Ref1 Qd4+ 50. Rd2 Qg4+ 51. Kc1 Qc4+ {[%mdl 64] Double Attack} 52. Kb2 Qxf1 53. a5 Qf6+ 54. Kb1 b2 55. Re2 Qf1+ {[%mdl 64] Double Attack} 56. Kc2 Qxe2+ 57. Kb1 Qe1+ {[%mdl 64] Double Attack} 58. Kc2 b1=Q#) 43. Rff2 { Black is clearly winning.} Qd7+ 44. Ke1 Re8 45. Rg2+ Kh8 46. bxc4 Rxe7 47. Rxe7 Qxe7+ {[%mdl 4096] Endgame KQ-KR} 48. Re2 Qd7 49. a5 Qd8 50. Re4 Qxa5+ 51. Ke2 Qd8 52. Re5 a5 53. Rxc5 Qe7+ {[%mdl 64] Double Attack. Weighted Error Value: White=0.92/Black=0.63} 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.2"] [White "Tari, Aryan"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2639"] [BlackElo "2772"] [Annotator "TA"] [PlyCount "78"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,78,16,14,33,32,36,27,27,34,34,25,31,31,31,4,31,0,0,7,5,0,0,0,0,0,0,0, 1,8,12,-14,-13,-13,-13,-13,-13,-13,-13,-13,-13,-14,-14,-14,-14,-18,-18,-35,-35, -35,0,-13,-13,-13,-13,-15,-9,-14,-8,-15,-15,-19,-19,-19,0,-19,0,-16,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 { C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nf3 d5 9. d4 O-O {White has an edge.} 10. c3 Bd6 11. Bd3 Re8 {[#]} 12. g3 $146 (12. Rxe8+ Qxe8 13. Nbd2 Nce7 14. Qc2 g6 15. Nf1 f6 16. Bd2 Be6 17. Re1 Qd7 18. Ng3 {1/2-1/2 (40) Tari,A (2630)-So,W (2767) Douglas 2019}) ({Predecessor:} 12. Rxe8+ Qxe8 13. Nbd2 Bd7 14. Qb3 Ne3 15. a4 h6 16. Nf1 Nxf1 17. Bxf1 Be6 18. a5 {1/2-1/2 (37) Topalov,V (2735)-Rapport,R (2759) Chess.com INT 2020}) 12... Rxe1+ 13. Qxe1 (13. Nxe1 { is more complex.} Nce7 14. Ng2 c6 15. Nd2 Ng6 16. Qh5) 13... Nfe7 14. Nbd2 { [%CAl Bb1d2,Bd2f1,Bf1e3][%mdl 32]} Bf5 15. Qe2 Qd7 16. Nf1 Re8 17. Ne3 Bxd3 18. Qxd3 Nd8 19. Bd2 c6 20. Re1 f6 21. Nf5 Nxf5 22. Rxe8+ Qxe8 23. Qxf5 Qe6 24. Qxe6+ Nxe6 $11 {[%mdl 4096] Endgame KBN-KBN} 25. Ne1 Kf7 26. Nd3 h5 27. Kg2 g5 28. h3 Kg6 29. g4 f5 30. f3 hxg4 31. hxg4 {The position is equal.} f4 32. Kf2 b6 33. b4 Kf6 34. Ke2 Ke7 35. Kd1 b5 36. Ke1 Ke8 37. Kd1 Ke7 38. Ke1 Ke8 39. Kd1 Ke7 {Weighted Error Value: White=0.03/Black=0.04} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.3"] [White "Iturrizaga Bonelli, Eduardo"] [Black "Firouzja, Alireza"] [Result "1/2-1/2"] [ECO "A34"] [WhiteElo "2607"] [BlackElo "2759"] [Annotator "TA"] [PlyCount "74"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,74,8,14,12,0,6,0,0,0,0,0,0,0,14,-19,26,31,67,68,88,96,85,15,17,18,80, 25,31,24,25,0,0,0,19,0,58,39,43,43,43,44,42,32,40,33,39,41,37,16,15,14,10,0,0, 8,0,0,0,0,0,0,45]} 1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. d3 e5 7. Be3 Be7 8. Rc1 Nd7 {[#] A34: Symmetrical English: 2 Nc3, lines with ... d5.} 9. a4 $146 ({Predecessor:} 9. Nf3 O-O 10. O-O Rb8 11. a4 b6 12. Nd2 f5 13. Nc4 Bb7 14. Bxb7 Rxb7 15. Qb3 Kh8 16. Na5 bxa5 17. Qxb7 {1-0 (35) Melkumyan,H (2663)-Vakhidov,T (2401) Lichess.org INT 2020}) 9... O-O 10. Nf3 b6 11. Nd2 Rb8 12. Qb3 Nf6 13. Nc4 Be6 14. Qc2 Nd7 15. Nb5 Nxb5 16. axb5 a6 17. bxa6 {Black must now prevent Ra1.} b5 {[#]} 18. a7 $1 Ra8 $1 $11 19. Na3 Qa5+ (19... b4 $11 20. Nc4 Rxa7) 20. Qd2 (20. Bd2 $16 Qa6 21. Bxa8 Rxa8 22. O-O) 20... Rxa7 21. Qxa5 Rxa5 22. Bc6 b4 23. Nc4 Ra2 24. O-O Rb8 (24... Nf6 $11) 25. Ra1 b3 26. Bxd7 Bxd7 27. Rxa2 bxa2 28. Ra1 e4 ({Don't play} 28... Ra8 29. Nb6 $16) 29. Rxa2 {And now Ra7 would win.} exd3 30. exd3 {aiming for Ra7.} Bf5 31. Ra5 Bxd3 {The position is equal.} 32. Bxc5 Bf6 33. b3 h5 34. Nb6 Be4 35. Nd7 Rxb3 { [%CAl Rb3b1]} 36. Nxf6+ gxf6 {[%CAl Rb3b1]} 37. Ra1 Rb1+ {Weighted Error Value: White=0.10/Black=0.11} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.4"] [White "Wenjun, Ju"] [Black "Van Foreest, Jorden"] [Result "0-1"] [ECO "D31"] [WhiteElo "2560"] [BlackElo "2688"] [Annotator "TA"] [PlyCount "114"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,114,19,31,23,50,0,52,43,46,39,44,38,54,56,52,56,60,59,56,46,52,22,66, 22,19,9,19,-12,-12,-12,-18,-38,-34,-30,0,0,0,0,0,0,0,0,0,-5,-4,-5,0,-2,0,-10, -10,-11,-10,-45,0,-12,-17,-11,-12,-9,-10,-16,-5,-5,-4,-8,-8,-146,-142,-264, -256,-242,-222,-350,-320,-559,-502,-524,-479,-660,-638,-690,-679,-665,-588, -658,-456,-636,-642,-604,-585,-5156,-2325,-29967,-29970,-29968,-29969,-29971, -29972,-29976,-29976,-29977,-29977,-29978,-29979,-29977,-29973]} 1. d4 d5 2. c4 e6 3. Nf3 a6 4. cxd5 exd5 5. Nc3 c6 6. Bf4 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bd6 7. Be5 {[#]} f6 $146 (7... Bxe5 $11 8. Nxe5 Qb6) ({Predecessor:} 7... Nf6 8. e3 Qe7 9. Qb3 O-O 10. Bd3 Nbd7 11. Bxd6 Qxd6 12. O-O Re8 13. Rac1 Rb8 {0-1 (37) Janik,I (2467)-Moroni,L (2530) Chess. com INT 2020}) 8. Bxd6 {White is slightly better.} Qxd6 9. e3 Ne7 10. Bd3 Bf5 11. Bxf5 Nxf5 12. O-O O-O 13. Qb3 Nd7 14. e4 (14. Qxb7 $2 Rfb8 $19) 14... Ne7 15. Rfe1 ({Not} 15. Qxb7 $2 Rfb8 $19) 15... Rab8 16. exd5 Nxd5 17. Nd2 { next Nc4 is good for White.} N7b6 18. Nde4 Qb4 19. Nc5 Qxb3 ({Much worse is} 19... Qxd4 $6 20. Ne6 $16) 20. axb3 Rf7 21. Re4 Nd7 22. Nxd5 cxd5 23. Re6 Rc8 24. b4 ({Don't go for} 24. Nxb7 $2 Nf8 $19) 24... Nb8 25. Rd6 Nc6 26. Nd3 Nxd4 27. Rxd5 Nc6 28. Re1 Rfc7 29. h4 Kf7 30. f3 Ne7 31. Rd4 Nc6 32. Rd5 Rd8 33. Rxd8 Nxd8 $11 {[%mdl 4096] Endgame KRN-KRN} 34. Nc5 Nc6 35. Re4 h5 36. Kh2 Re7 37. Rxe7+ Kxe7 38. Nxb7 {Black continues to play with concentration.} (38. Nd3 $1 $11) 38... Nxb4 {KN-KN} 39. Kg3 (39. g4 $17 {was necessary.}) 39... Nd3 $19 40. b3 Ke6 41. f4 {[#]} (41. Kh2 $142) 41... Kd5 $1 42. Kf3 $2 (42. Na5 { is the only way for White.}) 42... Ne1+ 43. Kf2 {[#]} Nc2 {[%CAl Rc2d4]} 44. g3 {and the idea Na5 leaves White hopeful.} Nd4 45. Na5 Kc5 46. Ke3 Nf5+ 47. Kf3 Kb4 48. Nb7 {White hopes to continue with g4.} Nd4+ 49. Ke4 Nxb3 50. Kf5 Nc5 51. Nd6 a5 {[%CAl Ba6a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32] Black mates.} 52. Kg6 a4 53. Nf5 a3 54. Nd4 Kc4 55. Nc2 a2 56. Kxg7 Kc3 57. Na1 Kb2 {Weighted Error Value: White=0.52/Black=0.09} 0-1 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.5"] [White "Artemiev, Vladislav"] [Black "Adhiban, B..."] [Result "1-0"] [ECO "A04"] [WhiteElo "2704"] [BlackElo "2660"] [Annotator "TA"] [PlyCount "75"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,75,0,0,-8,0,0,0,-7,18,14,6,10,34,9,52,41,55,56,64,51,125,108,112,115, 136,114,180,188,178,171,223,153,234,236,343,272,271,238,217,206,281,287,404, 395,402,307,315,279,412,403,503,412,390,402,478,471,470,446,507,533,528,507, 893,627,588,566,764,739]} 1. Nf3 c5 2. b3 d6 3. c4 e5 4. Nc3 Nc6 5. g3 g6 6. Bb2 {A04: Unusual lines after 1 Nf3 and King's Indian Attack.} Bg7 7. d3 f5 8. Bg2 {The position is equal.} Nh6 9. O-O O-O {[#]} 10. a3 $146 ({Predecessor:} 10. Qd2 Nf7 11. Nd5 g5 12. e3 Ne7 13. Ne1 f4 14. Kh1 Ng6 15. Rg1 fxg3 16. fxg3 g4 17. Rf1 {0-1 (39) Molina,F (2305)-Solodovnichenko,Y (2571) Bergamo 2009}) 10... a5 11. Nd5 g5 12. Nd2 g4 13. e3 Kh8 14. b4 a4 {Black is on the road to losing.} ({Black should play} 14... axb4 $14 15. axb4 Rxa1 16. Bxa1 cxb4) 15. bxc5 dxc5 16. Rb1 Ra6 17. Bc3 Nb8 (17... Ne7 $16 {was called for.} 18. Qc2 Nf7) 18. f4 gxf3 19. Nxf3 Nd7 (19... Nc6 $142 20. Rb5 Qd6) 20. Nh4 Qg5 (20... Nb6 $16 21. Qc2 Nxd5 22. Bxd5 Ng4) 21. Qe2 $18 Ng4 (21... e4 $142 22. Bxg7+ (22. dxe4 Bxc3 23. Nxc3 Qg7 $18) 22... Qxg7 23. dxe4 Ne5 24. exf5 Nxf5 25. Nxf5 Bxf5 ) 22. Nxf5 {[%mdl 64] Decoy} Rxf5 23. Rxf5 Qxf5 {[#]} 24. Ne7 $1 {[%CAl Re7f5, Bd5e7,Be7c8,Bc8b6][%mdl 96] Double Attack} Qf8 {And now ...Nxe3 would win.} 25. Nxc8 Ndf6 (25... Nh6 {was necessary.} 26. Bxb7 Rg6) 26. Bxb7 Re6 27. h3 Nh6 28. e4 Nf7 (28... Qd8 {might work better.} 29. Kg2 Qc7) 29. Nb6 Bh6 30. Bc8 Re8 31. Bf5 Qg7 32. Kh2 {White is clearly winning.} Rg8 33. Rg1 Bf4 34. Qf2 Bg5 35. Nd5 Nh5 (35... Nxd5 $142 36. exd5 Be7) 36. Bg4 Nf6 37. Nxf6 Bxf6 38. Rf1 {Weighted Error Value: White=0.23/Black=0.41} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.6"] [White "Harikrishna, Pentala"] [Black "Mamedyarov, Shakhriyar"] [Result "1/2-1/2"] [ECO "D22"] [WhiteElo "2730"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "108"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,108,20,36,38,7,6,13,8,8,9,10,9,10,10,0,0,0,8,6,5,0,0,0,0,0,5,7,25,14, 18,26,7,6,7,1,12,9,10,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 b5 5. a4 Bb7 6. b3 Nf6 {D22: Queen's Gambit Accepted: 3 Nf3 a6 4 e3.} 7. axb5 (7. bxc4 {is interesting.} bxc4 8. Bxc4 e6 9. Nbd2 Nbd7 10. O-O) 7... axb5 8. Rxa8 Bxa8 9. bxc4 bxc4 10. Bxc4 e6 11. O-O Be7 12. Nbd2 O-O 13. Qc2 Nbd7 {[%CAl Bb8d7,Bd7e5,Be5g4][%mdl 32]} 14. Bb2 c5 15. Ra1 cxd4 {[#]} 16. Nxd4 $146 ({Predecessor:} 16. Bxd4 Bd5 17. Bxd5 Nxd5 18. h3 Bf6 19. Ne4 Bxd4 20. Nxd4 Qc8 21. Qxc8 Rxc8 22. g3 {1/2-1/2 (31) Granero Roca, A (2354)-Ivanov,J (2384) Mutxamel 2019}) 16... Qb8 17. Rb1 Ne5 18. Bf1 Neg4 { [%csl Gg4][%CAl Rb8h2]} 19. N4f3 {And now Bxf6 would win.} Bd6 {[%CAl Rd6h2] [#]} 20. Be5 Qd8 21. Bxd6 {The position is equal.} Qxd6 22. h3 Ne5 23. Nxe5 Qxe5 24. Rb5 Bd5 25. Rc5 Qb8 26. Be2 h6 27. Bf3 Rd8 28. Bxd5 Nxd5 29. Nf3 Nb4 30. Qb3 Nd3 31. Qxb8 Rxb8 $11 {[%mdl 4096] Endgame KRN-KRN} 32. Rc2 Rb1+ 33. Kh2 g5 34. g4 e5 35. Rd2 e4 36. Nd4 Kh7 37. Ra2 Kg6 38. Ra6+ f6 39. Ra2 h5 40. gxh5+ Kxh5 41. Nf5 Kg6 42. Ne7+ Kh7 {White should prevent ...Ne5.} 43. Nd5 Kg7 44. Ra7+ Kg6 {[#] Hoping for ...Ne5.} 45. Ra6 Ne5 {( -> ...Nf3+)} 46. Rxf6+ Kg7 47. Nc3 {Rf5 is the strong threat.} Rc1 $1 ({Reject} 47... Kxf6 48. Nxb1 Nc4 49. Kg1 $16) 48. Nxe4 {Threatens to win with Rf5.} Rc4 49. f4 {aiming for Re6.} Rxe4 50. fxe5 Rxe3 51. Rf5 Kg6 52. Rf6+ Kg7 53. Rf5 Kg6 54. Rf6+ Kg7 {An uneventful encounter. Weighted Error Value: White=0.02/Black=0.01} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.7"] [White "Anton Guijarro, David"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "A07"] [WhiteElo "2673"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "89"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,89,14,7,13,9,7,4,6,-2,8,-14,-6,-20,-12,-25,8,14,0,-2,5,0,0,8,0,0,0,0, 34,41,47,4,27,11,69,52,79,13,20,0,0,0,0,0,71,81,72,79,68,88,125,0,77,59,68,0,0, 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. Nf3 d5 2. b3 Bg4 3. Bb2 Nd7 4. g3 Ngf6 5. Bg2 e6 6. O-O a5 {A07: Réti Opening: New York and Capablanca Systems.} 7. h3 Bh5 8. a3 {[#]} a4 $146 ({Predecessor:} 8... c6 9. d3 Bc5 10. Nbd2 Qc7 11. Kh1 O-O 12. e4 dxe4 13. dxe4 e5 14. Qe2 Rfe8 {1-0 (28) Sedov,A (2260)-Hermanov,A (2331) Novaya Ladoga 2007}) 9. b4 c5 10. bxc5 Bxc5 11. Nc3 O-O 12. Rb1 Qe7 13. Nb5 Ne4 14. Bd4 Rfc8 15. g4 Bg6 16. d3 Nef6 17. Bxc5 Qxc5 18. Rb2 h5 19. g5 Ne8 20. Nh4 Nf8 21. Qd2 Nd6 (21... Nc7 $11 22. Nxc7 Rxc7) 22. Nxd6 $14 Qxd6 23. Rb4 (23. Rxb7 $16 Rcb8 24. Rb4) 23... Rc7 24. Rc1 Bh7 25. Nf3 e5 26. c4 Ne6 (26... d4 $11) 27. cxd5 $16 Rxc1+ 28. Qxc1 Nf4 29. Bf1 {Hoping for e4.} Bf5 30. Nxe5 Nxe2+ 31. Bxe2 Qxe5 32. Bf1 (32. Bxh5 $14 Qxd5 33. Qc4) 32... Qxd5 $11 {The position is equal.} 33. Qc4 Qd8 34. Qf4 Qd7 35. Rd4 (35. Qf3 {keeps more tension.} g6 36. Rxb7 Qd6 37. Rb6 Qd8 38. Qe3) 35... Qe6 36. Rxa4 Rxa4 37. Qxa4 Bxh3 38. Bxh3 Qxh3 {[%mdl 4096] Endgame KQ-KQ} 39. Qe8+ Kh7 40. Qxf7 Qg4+ 41. Kf1 Qd1+ 42. Kg2 {Strongly threatening Qf5+.} Qg4+ {[%mdl 64] [#] Double Attack} 43. Kf1 Qd1+ 44. Kg2 {Black must now prevent Qf5+.} Qg4+ {[%mdl 64] Double Attack} 45. Kf1 {Weighted Error Value: White=0.14/Black=0.14} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "4.8"] [White "Nakamura, Hikaru"] [Black "Koneru, Humpy"] [Result "1/2-1/2"] [ECO "D04"] [WhiteElo "2736"] [BlackElo "2586"] [Annotator "TA"] [PlyCount "103"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,103,14,25,24,34,29,19,21,25,9,27,21,27,19,14,-11,31,16,15,20,16,26,58, 53,53,58,62,57,58,60,70,58,68,52,54,47,102,68,77,77,72,47,144,19,22,12,12,12, 14,14,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,6,0,6,0,6,0,6,0,0,0,31,31,75,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d4 d5 5. e3 Bf5 6. c4 {D04: Colle System.} c6 7. Bd3 Bxd3 8. Qxd3 O-O 9. Nbd2 Nbd7 10. O-O e6 11. b4 {[#]} a5 $146 ({Predecessor:} 11... h5 12. a4 Bh6 13. Ba3 Kh8 14. Rfb1 Rg8 15. b5 g5 16. bxc6 bxc6 17. Rb7 g4 {1-0 (31) Urh,Z (1923)-Jereb,L (1511) Bled 2016}) 12. a3 {[%CAl Ba2a3,Ba3a4][%mdl 32]} b6 13. Rfc1 Qe7 14. cxd5 cxd5 15. b5 Rac8 16. a4 Rxc1+ 17. Rxc1 {Black must now prevent Ba3.} Ra8 18. Ba3 Qd8 19. Rc6 Bf8 20. Bxf8 Kxf8 21. Qc2 Kg7 22. h3 Qe7 ({Black should play} 22... Rb8 $14 ) 23. g3 Qd8 24. Kg2 Rb8 25. Qc3 Ra8 (25... Ng8 $14) 26. Ne1 (26. Ne5 $16) 26... Ng8 $11 27. Qa3 Ne7 28. Rc3 Rc8 29. Rxc8 Nxc8 30. Nd3 Qc7 31. Nf3 Nd6 32. Nde5 Nxe5 33. Nxe5 Ne4 {Hoping for ...Qc2!} 34. Nc6 Qd6 35. Qb2 h5 36. Qc1 Qc7 37. Qe1 Nd6 38. Qe2 Ne4 39. Qb2 Qd6 40. Qc1 Qc7 41. Qe1 Nd6 42. g4 hxg4 43. hxg4 Nc4 44. g5 Qc8 {[#]} 45. e4 ({White should try} 45. Qd1 $1 $16) 45... Qh8 {The position is equal.} 46. exd5 $1 {Threatens to win with Qe4.} Qh4 47. dxe6 Qg4+ 48. Kf1 Qh3+ 49. Kg1 Qg4+ {[%mdl 64] [#] Double Attack} 50. Kf1 Qh3+ 51. Kg1 Qg4+ {[%mdl 64] Double Attack} 52. Kf1 {Weighted Error Value: White=0.12/ Black=0.08} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.1"] [White "Koneru, Humpy"] [Black "Abhimanyu, Mishra"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2586"] [BlackElo "2504"] [Annotator "TA"] [PlyCount "56"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,56,22,22,-14,15,15,15,15,15,19,11,8,23,8,6,0,11,7,18,11,20,8,16,8,23, 8,7,5,5,0,5,5,5,4,6,3,4,0,0,0,3]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 8. Nf3 c5 9. Be2 O-O 10. O-O {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Nb6 11. Qa3 cxd4 12. cxd4 Bg4 13. Bg5 Bxf3 14. Bxf3 Qxd4 15. Rad1 Qe5 16. Bxe7 Rfe8 17. Bh4 {[#]} Qb2 $146 ({Predecessor:} 17... Qe6 18. Qb3 Qxb3 19. axb3 Rac8 20. Bg5 Rc3 21. Rb1 Nd7 22. Rfd1 Nf8 23. Bd2 Rc2 {1/2-1/2 (40) Kazhgaleyev,M (2582)-Jumabayev, R (2618) Almaty 2016}) 18. Qxb2 Bxb2 19. Rb1 Be5 20. Bg5 Rac8 21. Be3 Nc4 { The position is equal.} 22. Rxb7 Nxe3 23. fxe3 Rc7 24. Rxc7 Bxc7 25. Rc1 Bb6 26. Kf2 f5 27. Ke2 fxe4 28. Bg4 Re5 {Not much happened in this game. Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.2"] [White "Le, Quang Liem"] [Black "Nakamura, Hikaru"] [Result "1/2-1/2"] [ECO "D37"] [WhiteElo "2709"] [BlackElo "2736"] [Annotator "TA"] [PlyCount "112"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,112,18,26,4,26,31,25,6,10,9,12,0,0,0,9,0,0,0,0,0,6,0,0,-8,1,0,10,6, 15,9,13,11,20,21,14,1,33,28,28,21,41,41,33,38,45,45,45,45,55,55,58,58,78,78,80, 80,88,80,92,80,86,86,94,92,94,92,92,58,67,54,56,45,45,44,44,44,44,44,93,93,93, 93,93,93,93,93,93,0,93,93,93,93,93,93,93,0,93,0,93,0,93,0,93]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 (6. a3 Nbd7 7. Nb5 Ne8 8. e3 a6 9. Nc3 dxc4 10. Bxc4 b5 11. Ba2 Bb7 12. O-O Bd6 13. Bg5 Be7 14. Bxe7 Qxe7 15. b4 a5 16. Rb1 {1/2-1/2 (48) Le,Q (2709)-Nakamura,H (2736) chess24.com INT 2021}) 6... Nbd7 7. a3 {D37: Queen's Gambit Declined: 5 Bf4.} dxc4 8. Bxc4 c5 9. O-O { White has an edge.} cxd4 {[#]} 10. Qxd4 $146 ({Predecessor:} 10. exd4 Nb6 11. Ba2 Nbd5 12. Bg3 b6 13. Ne5 Bb7 14. Re1 Rc8 15. Qd3 Nh5 16. Ne2 {1/2-1/2 (105) Ponomariov,R (2719)-Karpov,A (2655) Odessa 2008}) 10... Nb6 {[#] Strongly threatening ...Qxd4.} 11. Bb3 Qxd4 12. Nxd4 Bd7 13. e4 Rfc8 14. e5 Nfd5 15. Nxd5 Nxd5 16. Bxd5 exd5 17. Rad1 (17. Be3 {keeps more tension.} b6 18. Rfd1 Rc4 19. h3 Re8 20. Ne2) 17... Bc5 18. Be3 Bxd4 19. Bxd4 a6 20. Bc3 Be6 21. h3 h5 22. Rd4 Rc5 23. g4 hxg4 24. hxg4 Rc4 25. f3 Rxd4 26. Bxd4 $11 {[%mdl 4096] Endgame KRB-KRB} Rc8 27. Bc3 d4 28. Bxd4 Rc2 29. Rf2 Rxf2 30. Kxf2 $14 {KB-KB} Kf8 31. Kg3 g6 32. Kh4 Bd5 33. f4 Ke8 34. Kg5 Bf3 35. f5 gxf5 36. gxf5 Be4 37. Kf6 Bc2 38. e6 (38. b4 {with more complications.} Ba4 39. e6 fxe6 40. fxe6 Bc6 41. Bc5) 38... fxe6 39. Kxe6 Bb3+ 40. Kd6 Bd1 41. f6 Kf7 42. Kc7 Bf3 43. a4 { [%CAl Ba3a4,Ba4a5][%mdl 32]} Bc6 44. a5 Bb5 45. Kxb7 Bf1 46. Kb6 Bb5 47. b4 Bf1 48. Be5 Bb5 49. Bd4 Bf1 $1 50. Bc3 Bb5 51. Bb2 Bf1 52. Ba1 Bb5 53. Bb2 (53. Bc3 $16) 53... Ke6 (53... Bf1 $11) 54. Bc3 Kf7 $1 55. Bd4 (55. Be5 $16) 55... Ke6 ( 55... Bf1 $1 $11 {keeps the balance.}) 56. Be5 Kf7 $1 {Weighted Error Value: White=0.15/Black=0.11} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.3"] [White "Mamedyarov, Shakhriyar"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "E61"] [WhiteElo "2782"] [BlackElo "2673"] [Annotator "TA"] [PlyCount "117"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,117,15,20,11,31,23,31,9,18,18,18,0,0,-4,-7,-13,-12,-12,-14,-11,37,25, 38,31,35,0,14,0,5,10,27,21,70,70,106,109,103,64,122,130,159,159,386,405,526, 225,419,304,302,312,308,305,392,350,385,261,275,264,416,364,733,724,687,605, 620,606,540,261,497,486,450,501,507,547,543,545,510,512,449,445,610,260,260, 245,1030,1027,850,900,835,800,781,801,799,674,759,695,916,900,1672,1647,1418, 1289,1537,1836,1705,742,839,704,738,705]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 h6 6. Bd2 {E61: King's Indian: Early deviations for White, including Smyslov System.} c5 7. d5 d6 8. Qc1 {[#] White is slightly better.} Kh7 $146 ({Predecessor:} 8... h5 9. Bh6 a6 10. e4 Qa5 11. Bxg7 Kxg7 12. Bd3 b5 13. Nd2 b4 14. Ne2 e5 15. dxe6 Bxe6 {1/2-1/2 (58) Mamedyarov,S (2743)-Saric,I (2671) Tromsoe 2014}) 9. h4 Ng4 10. e4 e6 $1 11. h5 {Black must now prevent hxg6+.} g5 12. Bd3 exd5 13. Nxd5 Nc6 14. Bc3 (14. O-O {with more complications. } Be6 15. Rb1 b6 16. Be2 Re8 17. Qd1) 14... Nge5 (14... Bxc3+ {keeps more tension.} 15. Qxc3 Be6 16. a3 f6 17. Bc2 Kh8) 15. Nxe5 Nxe5 16. Qc2 Be6 17. Ne3 a6 18. Be2 Nc6 19. Bg4 Be5 20. Bf5+ Bxf5 21. Nxf5 Qf6 22. O-O-O Rad8 23. Rh3 g4 (23... Qe6 $14) 24. Rhd3 $16 Qg5+ {[#]} 25. Kb1 $1 Qxh5 $2 {This costs Black the game.} (25... Nd4 $16 {might work better.} 26. Nxd4 (26. Bxd4 cxd4 27. Qd2 Qxd2 $16) 26... cxd4 27. Bxd4 Rde8 28. Bxe5 dxe5) 26. Qc1 $18 Qg6 27. Bxe5 (27. Rh1 $142 h5 28. f3) 27... Nxe5 $2 (27... dxe5 28. Rd6 f6) 28. Rxd6 Rxd6 29. Rxd6 (29. Nxd6 Rd8 $11) 29... f6 30. Qe3 g3 31. f3 Rf7 32. b3 Qh5 33. Kb2 Qh2 ( 33... Nc6 $142 34. Qd3 Ne7 35. Nxe7 Qe5+ 36. Kb1 Rxe7) 34. Rd2 b5 $2 (34... b6 35. f4 Ng6) 35. f4 Ng6 36. Nd6 Re7 37. cxb5 axb5 38. e5 (38. Nf5 $142 Rc7 39. Qd3) 38... c4 $2 (38... Qh5 {was necessary.} 39. Qxc5 (39. Nxb5 Qg4 $18) 39... Nxf4) 39. Nf5 Rc7 {Hoping for ...c3+.} 40. Qb6 c3+ 41. Kc2 Rf7 {[#]} 42. Qe6 $1 Nh8 43. Kxc3 {Strongly threatening Rd7.} Qg1 {And now ...Rc7+ would win.} 44. Kb2 Qe1 45. Rc2 (45. Qd6 $142 Ng6 46. e6) 45... Qe4 {intending ...b4.} 46. a3 { [%CAl Ba2a3,Ba3a4][%mdl 32]} ({Worse is} 46. Nxg3 Qd4+ 47. Kb1 Qd1+ 48. Kb2 Qd4+ 49. Kb1 Qd1+ 50. Kb2 Qd4+ $11) 46... h5 $2 (46... b4 47. a4 (47. Nxg3 $2 bxa3+ {[%mdl 64] Overworked Piece} 48. Kxa3 Qxc2 $19) 47... Qxf4) 47. Nd6 { White is clearly winning.} Qd4+ 48. Ka2 Qd3 49. Rb2 Ra7 50. exf6 b4 51. a4 Ng6 52. f7 Nf8 53. Qe5 Qg6 54. Ne4 {Ng5+ would kill now.} Qg7 55. Qxh5+ Qh6 56. Qf5+ Kg7 57. Ng5 Qf6 58. Qxf6+ Kxf6 59. Re2 {Weighted Error Value: White=0.33/ Black=0.43} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.4"] [White "Adhiban, B..."] [Black "Harikrishna, Pentala"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2660"] [BlackElo "2730"] [Annotator "TA"] [PlyCount "84"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,84,33,35,27,34,23,7,0,0,0,21,4,18,25,41,0,8,0,0,0,0,0,0,0,0,0,0,0,5, 0,5,0,10,0,17,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. c3 Nf6 6. b4 Bb6 7. a4 a6 8. O-O O-O 9. Nbd2 d6 10. h3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ne7 11. Bb3 Ng6 12. Nc4 Ba7 13. Be3 Be6 14. Re1 Bxe3 15. Nxe3 {[#]} Qd7 $146 ({Predecessor:} 15... Nf4 16. Bxe6 fxe6 17. Qc2 Nh7 18. Nh2 Qg5 19. Kh1 Rf7 20. b5 a5 21. d4 Raf8 {0-1 (44) Limanovska,E (2056)-Bhakti,K (2255) Erfurt 2017}) 16. Bxe6 Qxe6 {The position is equal.} 17. Nh2 d5 18. Nhg4 dxe4 { aiming for ...Rad8.} 19. Nxf6+ Qxf6 20. dxe4 Rad8 21. Nd5 Qg5 {[#] Threatens to win with ...c6.} 22. Qg4 c6 {Hoping for ...Qxg4.} 23. Ne3 Rd3 24. Rac1 Rfd8 25. g3 b5 26. axb5 {[#] Strongly threatening Qxg5.} (26. Qxg5 {is interesting.} hxg5 27. a5 f6 28. c4 Ne7 29. cxb5 cxb5 30. Rc7) 26... axb5 27. c4 bxc4 28. Rxc4 Ne7 29. Qxg5 (29. Qf3 {is more complex.} Qg6 30. Rb1 Qe6 31. Qg4 Qd6 32. Rc5) 29... hxg5 30. Nf5 Nxf5 31. exf5 Rd1 32. Rxd1 Rxd1+ $11 {[%mdl 4096] Endgame KR-KR} 33. Kg2 Rb1 34. Rxc6 (34. Kf3 {is interesting.} f6 35. Kg4 Rb2 36. Kh5 Kh7 37. f4) 34... Rxb4 35. f6 gxf6 36. Rxf6 Kg7 37. Rc6 Rb2 38. g4 $1 f6 39. Kg3 Rb3+ 40. Kg2 Rb2 41. Kg3 Rb3+ 42. Kg2 Rb2 {Weighted Error Value: White=0.05/Black=0.03} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.5"] [White "Van Foreest, Jorden"] [Black "Artemiev, Vladislav"] [Result "1/2-1/2"] [ECO "B01"] [WhiteElo "2688"] [BlackElo "2704"] [Annotator "TA"] [PlyCount "118"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,118,60,50,63,39,57,12,19,-4,-5,-10,0,0,0,-15,-22,-22,-22,-21,-18,-25, -11,-42,-42,-50,-40,-50,-48,-51,-11,-16,-20,-8,-8,-24,-17,-31,-36,-37,-9,-16, -17,-31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,0,0,0,0,0,0,0,0,10,8,5,0,0,-807,2, 10,62,62,62,0,62,62,62,62,62,62,62,62,62,62,62,0,62,48,48,0,0,0,0,-28000, -28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Nbd7 {B01: Scandinavian Defence.} 7. Nc4 Qc7 8. Bd3 b5 {The position is equal.} 9. Ne3 e6 10. O-O Bd6 11. h3 Bb7 {[#]} 12. a4 $146 ({Predecessor:} 12. Ne4 Nxe4 13. Bxe4 Nf6 14. Bf3 Rd8 15. c3 c5 16. Bxb7 Qxb7 17. Kh1 Bb8 18. Ng4 cxd4 19. cxd4 {1-0 (38) Verhoef,P (1804)-Lardinois,W (1884) Borne 2013}) 12... b4 13. Ne4 Nxe4 14. Bxe4 Nf6 15. Bf3 Rd8 16. a5 c5 {Threatens to win with ...Bxf3.} 17. Bxb7 Qxb7 18. a6 Qc6 {Hoping for ...cxd4.} 19. c3 bxc3 20. bxc3 cxd4 21. cxd4 O-O 22. Qa4 Qe4 23. Rd1 h6 24. Ba3 Bxa3 (24... Qf4 $5 {[%CAl Rf4h2]} 25. Bxd6 Rxd6 $17) 25. Rxa3 {[%CAl Ba1a3,Ba3b3,Bb3b7][%mdl 32]} Rd6 26. Rb3 Rfd8 {[%CAl Rd6d4]} 27. Rb7 Rxd4 28. Rxd4 Rxd4 29. Qc2 Qxc2 30. Nxc2 $11 {[%mdl 4096] Endgame KRN-KRN} Ra4 31. Rxa7 Nd5 32. h4 g6 33. g3 Kg7 34. Kg2 Kf6 35. Kf3 Ra2 36. Ne3 Ra3 37. Ke4 Nc3+ 38. Kf3 h5 39. Nc4 Ra2 40. Nd6 {Black should prevent Ke3.} e5 41. Nxf7 {[#] Black must now prevent Ng5.} ({Of course not} 41. Rxf7+ Ke6 $17) 41... e4+ 42. Ke3 $2 {[%mdl 8192]} (42. Kg2 $11) 42... Ra3 $2 (42... Re2+ $19 43. Kd4 Nb5+ {[%mdl 64] Double Attack} 44. Kd5 Nxa7) 43. Kd2 {And now Nd6 would win.} Nb5 (43... Nd5 $1 $11) 44. Rb7 $14 Rxa6 45. Ke3 ({Better is} 45. Rxb5 $14 Kxf7 46. Ke3) 45... Nd6 (45... Nc3 $11) 46. Nxd6 Rxd6 47. Kxe4 {KR-KR} Re6+ 48. Kf4 Ra6 49. Rb4 Rc6 50. Ke4 Re6+ 51. Kf4 Rc6 $1 52. f3 Ra6 53. g4 hxg4 54. fxg4 $2 {[%mdl 8192] [#]} (54. Kxg4 $11 Ra1 55. Rb7) 54... g5+ 55. hxg5+ Kg6 {Mate.} 56. Rd4 Rb6 57. Ke5 Kxg5 58. Rd6 Rxd6 59. Kxd6 Kxg4 {[%mdl 32768] Weighted Error Value: White=0.18/Black=0.16. An unexpected result.} 1/2-1/2 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.6"] [White "Firouzja, Alireza"] [Black "Ju, Wenjun"] [Result "1-0"] [ECO "C65"] [WhiteElo "2759"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "59"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,59,6,6,4,2,6,20,0,0,0,7,0,12,14,26,23,26,26,39,29,28,31,31,21,25,3,10, 17,17,0,0,0,0,12,12,0,8,0,0,0,10,16,23,16,27,3,26,0,414,419,406,368]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Ba4 O-O 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} d6 7. c3 Bb6 8. Nbd2 {The position is equal.} Ne7 9. Nc4 Ng6 10. Bc2 Re8 11. Re1 c6 12. Nxb6 axb6 13. d4 Qc7 14. h3 h6 15. Be3 {[#]} Bd7 $146 ({Predecessor:} 15... b5 16. Nd2 Be6 17. a4 bxa4 18. Rxa4 Rxa4 19. Bxa4 d5 20. Bc2 Nxe4 21. Nxe4 dxe4 22. Bxe4 {1/2-1/2 (53) Andriasian,Z (2622)-Visakh,N (2470) Yerevan 2017}) 16. a4 c5 17. Nd2 b5 18. dxc5 dxc5 19. axb5 Bxb5 20. Qf3 Rxa1 21. Rxa1 Nf4 22. Re1 b6 23. Bb3 Bc6 24. Bc2 Bb5 25. Nf1 Nh7 26. Ng3 Ng5 27. Qg4 Nge6 28. Nf5 {Bxf4 is the strong threat.} Kh7 $4 {[%mdl 8192] [#]} (28... h5 $11 29. Qh4 f6 (29... g6 30. Nh6+ Kg7)) 29. Bxf4 $18 exf4 30. e5 {Weighted Error Value: White=0.05/Black=0.35} ( 30. e5 Kh8 31. Nd6 $18) 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.7"] [White "So, Wesley"] [Black "Iturrizaga Bonelli, Eduardo"] [Result "1-0"] [ECO "B15"] [WhiteElo "2772"] [BlackElo "2607"] [Annotator "TA"] [PlyCount "115"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,115,27,10,13,20,31,15,23,27,34,26,30,0,29,23,22,10,41,33,38,1,28,30, 143,121,172,170,231,213,345,351,335,335,366,329,370,378,366,308,373,358,422, 415,397,396,389,374,417,333,395,416,402,399,365,410,388,394,391,388,404,413, 423,422,415,415,415,415,415,431,499,480,606,554,698,684,669,599,534,390,390, 390,389,390,748,694,2629,2466,2463,2527,29971,29972,29963,6331,29974,29975, 29975,29976,29976,29977,29977,29978,29978,29979,29979,29979,29978,29979]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 7. Bd3 O-O 8. Ne2 (8. c3 { looks sharper.} Re8 9. Qc2 g6 10. Ne2 Qa5 11. O-O) 8... Re8 {The position is equal.} 9. O-O Nd7 10. c4 Nf8 11. Ng3 Ng6 {[#]} 12. Qc2 $146 ({Predecessor:} 12. Qd2 Be6 13. Rae1 Qb8 14. f4 Bd7 15. d5 Nxf4 16. Bxf4 Rxe1 17. Qxe1 Bxf4 18. Qe4 {1/2-1/2 (28) Grozdanic,V (2027)-Zovko,M (2134) Sv Filip i Jakov 2005}) 12... Be6 13. Rfe1 Rc8 14. Ne4 Bf4 15. Rad1 Bxe3 16. Rxe3 Qxd4 {White leaves nothing to chance now.} (16... Nf4 $11) 17. Bf1 Qe5 (17... Qb6 $16 {was called for.}) 18. Nd6 $36 {[%mdl 2112] Double Attack. White is on the roll.} Qg5 ( 18... Qc5 $142 19. b3 (19. Nxe8 Rxe8 20. Bd3 Kf8 $16) (19. Nxc8 Rxc8 20. Bd3 Kh8 $16) 19... a6) 19. Qb3 (19. Nxc8 $6 Rxc8 20. Qa4 Qc5) (19. Nxe8 Rxe8 20. Qb3 Rb8) 19... Ne5 (19... Rf8 {is a better defense.}) 20. Nxc8 ({Don't take} 20. Nxe8 Rxe8 21. Qxb7 h6) 20... Rxc8 21. Qxb7 Rf8 {and the idea ...Ng4 leaves Black hopeful.} 22. Qe7 h5 23. Rd8 Rxd8 24. Qxd8+ Kh7 25. Qd4 c5 26. Qe4+ Bf5 { [#]} 27. h4 $1 {[%mdl 512]} Qg6 28. Qd5 Qg4 29. g3 Qd4 30. Qxd4 cxd4 {Endgame KRB-KBN} 31. Ra3 d3 32. Rc3 ({Not} 32. Rxa7 d2 $11) 32... Nf3+ 33. Kh1 Ne1 { [#] Hoping for ...Be4+.} 34. f3 Kh6 35. c5 d2 36. Be2 Nd3 37. Rxd3 Bxd3 {KB-KB} 38. Bd1 Bc4 39. a3 Bd5 40. Kg1 g5 41. Kf2 g4 42. fxg4 hxg4 43. Ke3 f5 44. Kxd2 f4 45. Bxg4 fxg3 {aiming for ...g2.} 46. Ke1 Bc6 $2 (46... Bg2 47. Bd7 f5) 47. b4 (47. Kf1 Be4 $16) 47... f5 48. Bxf5 Kh5 49. Kf1 Kxh4 50. Bd3 Kg5 51. b5 Bf3 52. b6 {White mates.} axb6 53. cxb6 Kf6 54. Ba6 Ke5 55. b7 Bxb7 56. Bxb7 Kd6 57. Kg2 Kc5 58. a4 {Weighted Error Value: White=0.08/Black=0.51} 1-0 [Event "Chessable Masters Prelims 2021"] [Site "Chess24"] [Date "2021.07.29"] [Round "5.8"] [White "Aronian, Levon"] [Black "Tari, Aryan"] [Result "1-0"] [ECO "C77"] [WhiteElo "2782"] [BlackElo "2639"] [Annotator "TA"] [PlyCount "127"] [EventDate "2021.07.31"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Direct encounter+Number of wins+Koya"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,127,2,13,9,18,14,8,16,18,18,7,22,7,35,0,-10,-12,6,0,0,0,0,10,1,-14,0, -41,-27,-64,-14,-16,0,0,0,-22,-19,-50,-34,-33,-32,-33,26,0,0,-91,-81,-145,-168, -178,-163,-164,-189,-143,-126,-131,-127,-127,-133,-145,-131,-128,15,18,13,14, 23,16,16,17,17,15,15,12,20,14,13,8,21,14,14,14,13,8,43,8,18,8,8,3,0,0,35,36, 173,173,173,173,354,352,474,452,452,450,519,66,66,66,66,60,620,428,29970,29973, 12785,12785,29994,29995]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. c3 b5 7. Bc2 d5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 8. exd5 Qxd5 {[#]} 9. Qe2 $146 ({Predecessor:} 9. O-O O-O 10. Bg5 Bg4 11. Nbd2 Nd7 12. h3 Bh5 13. Ne4 Qe6 14. Re1 Bd6 15. d4 {1-0 (39) Engel,L (2190)-Kollars,D (2440) Playchess.com INT 2020}) 9... O-O {The position is equal.} 10. Bg5 Qd6 11. Nbd2 Bb6 12. O-O h6 13. Bh4 (13. Bxf6 $5 Qxf6 14. Rae1 $11) 13... Nh5 14. Rfe1 { [%CAl Rf3e5]} Nf4 15. Qf1 Bf5 {[%CAl Rf5d3]} 16. Ne4 Qd5 17. Bg3 Rae8 18. b4 Nh5 19. a3 Qd7 20. Nfd2 Be6 21. Nb3 Bxb3 22. Bxb3 Kh8 23. Bd1 Nxg3 24. hxg3 f5 25. Nd2 Rd8 26. Bc2 f4 (26... e4 $15 27. d4 Ne7) 27. gxf4 (27. g4 $5) 27... Rxf4 28. Ne4 (28. d4 $11 {keeps the balance.} Rdf8 29. Qd3) 28... Rdf8 $17 29. Re2 (29. Rac1 $142) 29... Ne7 $1 {[%CAl Bc6e7,Be7f5,Bf5d6][%mdl 32]} 30. Rae1 Nf5 31. d4 exd4 {aiming for ...Ne3!} 32. Rd2 Qf7 {And now ...dxc3 would win.} 33. Qd3 dxc3 34. Qxc3 Nd6 35. Nc5 Rxf2 36. Qd3 {[%csl Gc2][%CAl Rd3h7]} Rf5 ({ Black should try} 36... g6 $17 {Hoping for ...Rxd2.} 37. Qc3+ (37. Qd4+ Rf6 $17 ) 37... Qf6 38. Qxf6+ R2xf6) 37. g4 $1 $11 {[%CAl Rg4f5]} Qg6 ({Wrong is} 37... Bxc5+ $2 38. bxc5 Ne4 39. Qxe4 $18 (39. gxf5 Nxd2 40. Qxd2 Qc4 $16)) 38. Rg2 Rxc5 ({But not} 38... Bxc5+ $2 39. bxc5 Re8 40. Rxe8+ Qxe8 41. gxf5 $18) 39. Qxg6 {[%csl Gc2][%CAl Rg6h7]} Rg5+ $1 40. Kh2 {[%csl Gc2][%CAl Rg6h7]} Rxg6 41. Bxg6 Rf6 42. Bd3 Rf3 43. Rg3 Rf2+ 44. Kh3 Kg8 45. g5 hxg5 46. Bg6 Bd4 47. Rxg5 Rf3+ (47... Ra2 {looks sharper.} 48. Re6 Rxa3+ 49. Kg4 Ra1 50. Rd5 Rg1+) 48. Kg4 Rf2 49. Kg3 {next Rc1 is good for White.} Ra2 {White must now prevent ... Bf2+.} 50. Rd1 Rxa3+ 51. Kg4 Bf6 (51... Bf2 {feels hotter.} 52. Re5 Rg3+ 53. Kh5 Rh3+ 54. Kg4 Rg3+) 52. Rc5 Rc3 (52... Kf8 $14) 53. Rxc3 $1 $18 Bxc3 { [%mdl 4096] Endgame KRB-KBN} 54. Rc1 $1 {[%CAl Rc1c3]} Bxb4 (54... Be5 { was called for.} 55. Rxc7 Kf8) 55. Rxc7 a5 56. Kf4 a4 57. Ke5 $1 a3 58. Ke6 $2 (58. Rd7 $1 $18 {[%CAl Rd7d8]} Nc4+ 59. Ke6) 58... a2 $1 $14 {[%CAl Ra2a1]} 59. Ra7 {Ra8+ would kill now.} Nb7 $1 60. Rxa2 Nd8+ {[%mdl 8192]} (60... Nc5+ $14 61. Kd5 Nd7 62. Ra8+ Nf8) 61. Kd5 Bf8 {[#]} (61... Nf7 $18 62. Ra8+ Bf8) 62. Ra7 $1 Bb4 {[#]} 63. Rd7 $1 {[%CAl Rd7d8]} Ba5 64. Re7 {[%CAl Re7e8] White used his chance. Weighted Error Value: White=0.20/Black=0.50} 1-0