39 VICTORIAS DEL MEMORIAL STEINITZ FIDE INTERNET 2020

[Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "17"] [White "Korobov, Anton"] [Black "Xiong, Jeffery"] [Result "0-1"] [ECO "A59"] [WhiteElo "2667"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "78"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,78,33,28,57,44,49,43,47,53,112,99,107,91,158,64,84,14,13,11,8,6,12, 12,31,14,8,0,19,18,177,179,179,0,0,0,0,0,0,0,0,-104,8,-11,-11,-212,29983,645, 616,616,479,53,58]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 Bg7 8. e4 Bxf1 9. Kxf1 d6 10. g3 O-O 11. Kg2 Nbd7 12. h3 Qb6 13. Re1 Ne8 14. Re2 Nc7 15. Bg5 Rfe8 {A59: Benko/Volga Gambit: White castles by hand.} 16. Rc1 Nb5 17. Nxb5 Qxb5 18. b3 {[#]} e6 $146 ({Black should play} 18... h6 $14 19. Be3 Nf6) ({Predecessor:} 18... h6 19. Bf4 Reb8 20. Rcc2 Rc8 21. h4 Qb7 22. Nd2 Ne5 23. Bxe5 Bxe5 24. Nc4 Bd4 {1-0 (52) Barbot,P (2465) -Frantz,N (1920) Pau 2015}) 19. dxe6 $16 Rxe6 20. Bf4 Nf6 (20... Bf8 $142) 21. a4 (21. Ng5 $16 Ree8 22. Bxd6) 21... Qb7 $14 22. Ng5 (22. e5 $1 $16 {[%cal Re5f6]} Nd5 23. Rd2 Nxf4+ 24. gxf4) 22... Ree8 $11 23. Qxd6 h6 24. Nf3 { Hoping for e5.} Nxe4 25. Qd3 {next Qb5 is good for White.} Rad8 26. Qb5 Qa8 $1 27. Rce1 Re6 {Strongly threatening ...Nc3.} 28. Qc4 {[%cal Re2e4]} Bd4 $2 ( 28... Rde8 $11) 29. Bxh6 $18 Rde8 30. b4 $2 ({And not} 30. Nxd4 Nd6+ 31. f3 Nxc4 $11) (30. Qc2 $18) 30... g5 $11 31. bxc5 (31. b5 {keeps more tension.} Rxh6 32. Nxd4 cxd4 33. f3 Rc8 34. Qxd4 Nc5 35. b6) 31... Bxf2 $1 32. Rxf2 Nxf2 33. Rxe6 Rxe6 34. Bxg5 (34. Kxf2 $11 Rxh6 35. Qg4 (35. Nxg5 Rf6+ 36. Kg1 Qb8 $11)) 34... Nd1 (34... Nxh3 $1 $17 35. Bd2 Ng1 $1 {[%mdl 576] Pin} 36. Qg4+ Rg6 ) 35. Qg4 {White wants to mate with Bf6+.} Re2+ 36. Kg1 $2 (36. Kf1 $1 $11 Nf2 37. Qc4) 36... Kf8 $4 {[%mdl 8192]} (36... Nf2 $19 37. Qf5 {[#]} Nxh3+ $1 { [%mdl 512]} 38. Kh1 Qxa4 39. Qc8+ Re8) 37. Bh6+ (37. Qh4 $142 Rg2+ {[%mdl 64] Decoy} 38. Kxg2 Ne3+ 39. Kg1 f6 40. Qh8+ {[%mdl 64] Double Attack} Kf7 41. Qxf6+ Kg8 42. Qe6+ {[%mdl 64] Double Attack} Kg7 43. Bf6+ Kh6 44. Be5+ Kh5 45. g4+ Nxg4 46. hxg4#) 37... Ke7 $18 38. Qg5+ Kd7 39. Qf5+ $2 (39. Ne5+ $18 Rxe5 40. Qxe5) 39... Ke8 {[%mdl 32768] Accuracy: White = 49%, Black = 59%. . Sensor Board Error (Ke4/e5)?} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "14"] [White "Mamedyarov, Shakhriyar"] [Black "Le, Quang Liem"] [Result "1-0"] [ECO "E36"] [WhiteElo "2716"] [BlackElo "2690"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,79,3,4,22,20,31,21,21,14,25,14,41,7,23,1,4,0,0,-16,-14,-40,-33,-45, -17,-18,18,0,26,8,67,66,104,86,87,68,83,5,4,-25,0,0,62,62,89,89,115,101,150, 102,186,186,208,206,214,214,214,214,1318,108,109,0,1308,1271,1192,1129,2036, 2034,29983,5305]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O {outshines the older 6...Ne4.} 7. Bg5 h6 {E36: Nimzo-Indian: Classical: 4.. .d5 5 a3.} 8. Bxf6 Qxf6 9. Nf3 c6 {The position is equal.} 10. h4 $5 {[%mdl 4] Exploring less charted territory.} Nd7 11. g4 Qe7 12. g5 h5 $1 13. e3 {[#]} g6 $146 ({Predecessor:} 13... dxc4 14. Bxc4 b6 15. O-O-O Bb7 16. g6 fxg6 17. Ng5 Rf6 18. f4 b5 19. Ba2 c5 {1/2-1/2 (56) Mamedyarov,S (2808)-Anand,V (2759) Paris 2018}) 14. Be2 dxc4 15. Bxc4 b6 16. Bd3 Bb7 17. Be4 Rac8 (17... f5 $5 { [%cal Rf5e4]} 18. gxf6 (18. Bxc6 $2 Rac8 $19) 18... Nxf6 19. Bxg6 Nd5 $15 { [%mdl 64] Discovered Attack}) 18. Qc2 Kg7 19. Rc1 Ba8 20. O-O Rc7 (20... e5 $11 ) 21. Rfd1 $14 c5 22. Bxa8 Rxa8 23. Qe4 Re8 24. Ne5 ({Better is} 24. dxc5 $16 { Black must now prevent c6.} Rxc5 25. b4 Rxc1 26. Rxc1) 24... Nxe5 $11 25. dxe5 Rd8 26. Qf4 {Threatens to win with Qf6+.} Kf8 (26... Rd5 $11) 27. Rd6 $14 Ke8 28. Rcd1 $36 {[%mdl 2048] White is on the roll.} Rdd7 29. Qa4 Kd8 30. Qb5 Kc8 ( 30... Qe8 $16) 31. Rxd7 $18 {[%mdl 64] Overworked Piece} Rxd7 {[%mdl 4096] Endgame KQR-KQR} 32. Qc6+ Kd8 33. Qa8+ Kc7 34. Qxa7+ Kc6 $2 {[#]} (34... Kc8 35. Rxd7 Qxd7 36. Qxb6 Qd1+ 37. Kh2 Qc2) 35. Qa4+ $2 (35. Rd6+ $1 $18 {[%mdl 512] is the precise move to win.} Qxd6 (35... Rxd6 36. Qxe7) 36. Qa4+ Kc7 37. Qa7+ Kd8 38. Qa8+ (38. exd6 $2 {loses.} Rxa7 39. Kf1 Ra4 $19) 38... Ke7 39. exd6+ Rxd6 40. Qb7+ Ke8 41. Qc7 Rd1+ 42. Kg2) 35... Kc7 $16 36. Qa7+ $2 { [%mdl 8192]} (36. Rxd7+ $16 Qxd7 37. Qf4) 36... Kc6 $18 {[#]} 37. Rd6+ $1 { [%mdl 512]} Qxd6 (37... Rxd6 38. Qxe7) 38. Qa8+ Kb5 39. exd6 {b3 would kill now.} Rxd6 40. Qe8+ {Accuracy: White = 76%, Black = 39%.} (40. b3 $142 Rd1+ 41. Kg2 c4 42. bxc4+ Kc5 43. Qc8+ Kd6 44. Qd8+ {[%mdl 64] Double Attack} Kc6 45. Qxd1) 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "4"] [White "Xiong, Jeffery"] [Black "Le, Quang Liem"] [Result "1-0"] [ECO "A29"] [WhiteElo "2724"] [BlackElo "2690"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,79,5,20,0,10,0,0,0,0,0,0,0,0,-16,-29,-10,-10,-9,-10,-25,0,-7,0,0,0, -10,-10,-83,-86,-123,-121,-119,-110,-113,-108,-115,-104,-110,-96,-105,-111, -114,-80,-66,0,0,0,0,0,0,0,-8,14,14,15,9,159,0,1501,1282,2011,1487,2684,2437]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. a3 O-O 9. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Re8 10. b5 {A29: English Opening: Four Knights Variation with 4 g3.} Nd4 11. Nxe5 Bf6 $1 12. f4 {The position is equal.} Bxe5 13. fxe5 Rxe5 {Hoping for ...Bg4.} 14. e3 Nxb5 15. Ne4 $5 { [%mdl 4] [#] An interesting side line.} Nd6 $146 ({Predecessor:} 15... f5 16. d4 Rxe4 17. Bxe4 fxe4 18. Qh5 Nd6 19. Ra2 Be6 20. Raf2 Bc4 {0-1 (20) Godbout,M (1879)-Carrier,C (2054) Quebec 2005}) 16. Qc2 Bf5 $36 {[%mdl 2048] Black fights for an advantage.} 17. Rxf5 $1 Nxf5 18. Bb2 Qe7 19. Rf1 c6 20. Bxe5 Qxe5 21. Qb3 Rf8 22. d4 (22. a4 $11 {keeps the balance.}) 22... Qe6 $17 23. Qd3 { White wants to play Bh3.} Re8 24. Kh1 Nd6 25. Nxd6 Qxd6 26. e4 Rd8 27. Qb3 Qe6 28. d5 cxd5 29. exd5 Qd6 30. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} g6 ({Black should play} 30... Qd7 $15 31. Rb1 Nxa4 32. Qxb7 Nb6) 31. a5 $11 Nd7 ({Of course not} 31... Nxd5 $6 32. Rd1 $16) 32. Qxb7 a6 33. Rc1 Ne5 34. Qb6 Kg7 35. Kg1 Qa3 36. Rf1 Re8 (36... Rd6 $11 37. Qd4 f6) 37. d6 $2 {[#]} (37. Qxa6 $16 { And now Qf6+ would win.} Qc5+ 38. Kh1) 37... Nc4 $2 {[%mdl 8192]} (37... Qd3 $11) 38. Qd4+ $18 {White is clearly winning.} Kg8 39. Qxc4 Qe3+ {[#]} 40. Kh1 $1 {Accuracy: White = 86%, Black = 59%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "14"] [White "Xiong, Jeffery"] [Black "Bu, Xiangzhi"] [Result "1-0"] [ECO "D14"] [WhiteElo "2724"] [BlackElo "2760"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,79,27,21,21,28,45,0,0,0,0,0,0,-5,6,12,0,0,12,16,18,9,8,0,21,15,17,2, 63,10,12,19,51,19,40,20,299,310,302,281,258,208,189,186,185,181,173,162,160, 162,244,244,248,248,330,284,386,369,1059,860,768,524,523,468,392,384]} 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 {9...e6 is better than 9...Rc8. D14: Slav Defence: Exchange variation with ...Bf5.} 10. e3 Nh5 11. Be5 (11. Bg5 $5 {[%cal Rg5d8]} f6 12. Bh4 $11) 11... f6 {The position is equal.} 12. Bg3 Rc8 13. Bd3 Bb4 14. O-O Nc4 15. Rac1 Nxg3 16. hxg3 {[#]} Bxc3 $146 ({Predecessor:} 16... Qa5 17. g4 Ke7 18. e4 Nxb2 19. Qxb2 Bxc3 20. Qe2 {1-0 (20) Potapova,M (2284)-Filipenko,A (2234) Sochi 2018}) 17. bxc3 g6 18. e4 dxe4 19. Bxe4 b5 20. Rfe1 Kf7 21. Qe2 Qb6 ( 21... Re8 $11) 22. Nd2 (22. g4 $14) 22... Nxd2 $11 23. Qxd2 Qd6 24. Re3 (24. a4 $5) 24... Kg7 25. Rce1 e5 $2 {[%mdl 8192] [#] Now Black is done in.} (25... b4 $11 {and Black stays safe.}) 26. Rd3 $1 $18 {dxe5 is the strong threat.} Be6 27. dxe5 Qe7 28. Bd5 Bxd5 29. Rxd5 Rhd8 30. Qd4 {[#] White wants to mate with exf6+.} Kf8 31. Re3 $36 {[%mdl 2048] Black is under strong pressure.} Rxd5 32. Qxd5 {[%mdl 4096] Endgame KQR-KQR} Rd8 (32... Rc5 $142 33. Qa8+ Qe8) 33. Qxb5 fxe5 34. Rxe5 Qf6 35. Re3 {aiming for Rf3!} Kg7 36. Qb7+ Kh6 $2 (36... Kg8 37. Re7 a6 38. Rxh7 Rf8) 37. Re4 g5 38. Qxa7 Rd1+ 39. Kh2 {Strongly threatening f4. } Qg6 40. Qe3 {Accuracy: White = 70%, Black = 61%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "8"] [White "Svidler, Peter"] [Black "Dubov, Daniil"] [Result "0-1"] [ECO "C44"] [WhiteElo "2754"] [BlackElo "2720"] [Annotator "TA"] [PlyCount "82"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,82,-24,-15,-25,22,23,49,17,54,21,52,29,29,29,26,0,0,0,2,23,8,11,18,0, 50,44,62,45,131,109,124,120,93,74,93,73,72,-8,-8,-8,16,18,16,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,227,222,209,54,54,54,53,-1873,-1653]} 1. Nf3 d5 2. d3 Nf6 3. Nbd2 Nc6 4. e4 e5 5. c3 a5 6. Be2 Be7 7. O-O O-O 8. Re1 Re8 9. Qc2 Bc5 10. h3 { C44: Ponziani Opening and Scotch Gambit.} dxe4 11. dxe4 {[#]} Be6 $146 ({ Predecessor:} 11... Nh5 12. Nc4 Qf6 13. Be3 Bf8 14. Ncd2 Nf4 15. Bf1 h6 16. Kh2 Bd7 17. g3 Ne6 {1/2-1/2 (65) Yeap,E (2137)-Sonjaya,D (2292) Penang 2013}) 12. Nc4 {White is slightly better.} Qe7 13. Bf1 Rad8 14. Ne3 h6 15. a3 Ra8 16. b3 Red8 17. Bb2 {[#]} a4 $1 {[%mdl 512]} 18. b4 (18. bxa4 Bxe3) 18... Bb3 19. Qe2 Bxe3 20. Qxe3 Nd7 21. c4 Nb6 22. Rac1 {And now b5 would win.} Qf6 (22... Nd7 $14) 23. c5 Nc8 24. b5 Nd4 25. Nxd4 exd4 26. Qg3 c6 27. Re3 ({White should play } 27. b6 $16) 27... Ne7 $11 28. Rf3 Qg5 29. Qxg5 hxg5 30. Rd3 cxb5 31. Rxd4 Rxd4 32. Bxd4 Nc6 33. Bc3 $1 $36 {[%mdl 2048] White is more active.} Bc4 34. Rb1 {Threatens to win with Bxc4.} Rd8 35. f3 Bxf1 36. Kxf1 {[%mdl 4096] Endgame KRB-KRN} Rd3 37. Rc1 $1 Nd4 $2 (37... f5 $11) 38. Bxd4 $1 $18 Rxd4 {[#] } 39. Rb1 $2 ({Only move:} 39. Ke2 $1 $18) 39... Rd3 $14 {Threatening ...Rb3.} 40. Rxb5 Rb3 41. Rxb7 $2 {[%mdl 8192]} (41. Rb6 $14) 41... Rxb7 {Accuracy: White = 63%, Black = 72%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "5"] [White "Carlsen, Magnus"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "C77"] [WhiteElo "2887"] [BlackElo "2590"] [Annotator "TA"] [PlyCount "83"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,83,20,11,14,2,12,-17,-22,-16,-16,-43,-12,0,-4,-16,0,-20,0,0,113,109, 149,155,141,150,155,145,139,136,143,158,252,216,327,113,287,197,267,254,255, 273,350,247,616,616,616,616,842,819,801,489,1005,611,595,607,557,579,573,551, 498,488,583,334,579,318,599,239,262,211,793,800,761,710,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. c3 d6 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 7. Nbd2 O-O 8. Nf1 d5 {The position is equal.} 9. Qe2 b5 10. Bb3 d4 11. Ng3 a5 {[#]} 12. a3 $5 $146 {[%mdl 8] New and interesting.} ( {Predecessor:} 12. Bg5 h6 13. Bd5 hxg5 14. Bxc6 Rb8 15. Nxg5 Rb6 16. Bd5 Nxd5 17. exd5 Qxg5 18. Ne4 {0-1 (28) Bakalar,J (2120)-Tropp,L (1924) Slovakia 2009}) 12... Rb8 13. O-O dxc3 14. bxc3 b4 (14... a4 $11 {remains equal.} 15. Bc2 Bg4) 15. Ba4 $16 {axb4 is the strong threat.} Rb6 16. Bxc6 Rxc6 17. cxb4 axb4 18. axb4 ({Of course not} 18. Nxe5 $6 Ra6 $11) 18... Bxb4 19. Nxe5 Re6 20. Bb2 c5 ( 20... Rfe8 $16) 21. Nf5 $18 Rfe8 {[#]} (21... Qc7 $142) 22. f4 $2 (22. Nc4 $1 $18 {and the rest is easy.}) 22... Rb6 $2 {This move loses the game for Black.} (22... c4 $16 {was called for.}) 23. Ne3 Ba6 (23... Ra6 $142 24. Rxa6 Bxa6) 24. N3c4 Bxc4 25. Nxc4 ({And not} 25. dxc4 Bd2 $15) 25... Rb8 26. Ra7 Nd7 $2 {[#]} (26... Re7) 27. Bxg7 $1 {[%mdl 576] Decoy} Kxg7 28. Qg4+ Kf8 29. Rxd7 Qf6 30. e5 Qg6 (30... Qe6 $142 31. Qxe6 Rxe6) 31. Qf3 Rbd8 32. f5 Qg5 33. Rxd8 Rxd8 34. e6 Bc3 35. Kh1 Qf6 36. exf7 Qxf7 $2 (36... Kg7 {was worth a try.} 37. Rb1 Kf8) 37. h3 Bd4 $2 (37... Bf6 {might work better.} 38. Nd2 c4 39. Nxc4 Qd5) 38. Qe4 $2 (38. f6) 38... Qe7 39. Qg4 {And now f6! would win.} Qf7 $2 {[#]} (39... Bf6 40. Rd1 Rd4) 40. f6 $1 Bxf6 {[#]} 41. Ne5 $1 {[%mdl 512]} Qg7 (41... Bxe5 42. Rxf7+) 42. Qe6 {Accuracy: White = 52%, Black = 39%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "1.1"] [White "Anton Guijarro, David"] [Black "Xiong, Jeffery"] [Result "1-0"] [ECO "A39"] [WhiteElo "2590"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "83"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,83,29,25,28,23,18,19,21,15,14,18,22,16,31,39,31,39,45,45,40,43,47,45, 38,33,89,89,91,91,101,111,123,83,84,84,83,73,147,68,68,68,68,0,0,0,68,58,68,0, 79,85,217,0,481,458,704,698,29976,29977,29983,29984,29984,29985,29984,29979, 29977,29978,29981,29979]} 1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. d4 cxd4 7. Nxd4 O-O 8. O-O Qa5 {is recently more successful than 8...Nxd4.} 9. e3 d6 {A39: Symmetrical English vs ...g6:4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4.} 10. Bxc6 bxc6 11. Nxc6 Qc7 {The position is equal.} 12. Nd5 Nxd5 13. cxd5 Bb7 14. Bd2 Bxb2 15. Rb1 Bxc6 16. dxc6 Rab8 17. Qc2 Ba3 {[#]} 18. Qa4 $5 $146 { [%mdl 8] New and interesting.} ({Predecessor:} 18. Rxb8 Rxb8 19. Rb1 Rxb1+ 20. Qxb1 Qxc6 21. Qb8+ Kg7 22. Qxa7 Qc2 23. Qxa3 Qxd2 24. Qa8 {1/2-1/2 (31) Erdos, V (2661)-Ragger,M (2668) Germany 2014}) 18... Bc5 $1 19. Ba5 Bb6 20. Bxb6 axb6 (20... Rxb6 $14 21. Rxb6 Qxb6) 21. Rfc1 $36 {[%mdl 2048] Keeping Black busy.} Ra8 {[#]} 22. Qd4 $1 Rfb8 23. a4 e5 24. Qc4 Ra5 25. Rb5 Rba8 26. Qb3 R8a6 ( 26... Rxa4 $142 27. Rxb6 Ra1 28. Rxa1 Rxa1+ 29. Kg2 Rc1) 27. Rxa5 ({Better is} 27. Rc4 $16) 27... Rxa5 {[%mdl 4096] Endgame KQR-KQR} 28. h4 Kf8 29. Rc2 ({ White should try} 29. Kg2 $14) 29... Ke7 $1 $11 30. Kg2 Kd8 (30... Rc5 $11 31. Rxc5 dxc5) 31. e4 Kc8 32. h5 (32. g4 $14) 32... Kb8 (32... gxh5 $11 33. Kf3 h6) 33. h6 $16 Ka7 {[#]} (33... Rc5 $16 {keeps fighting.}) 34. Qf3 $2 (34. Rc3 $1 $18) 34... f5 $2 {[%mdl 8192]} (34... Rc5 $11 {and Black has nothing to worry.} 35. Qb3 f5) 35. exf5 $18 gxf5 (35... e4 $142 36. Qxe4 Re5) 36. Qxf5 Rc5 37. Rxc5 {White mates.} bxc5 38. Qd7 Kb8 {[#]} 39. a5 $1 {[%cal Ba4a5,Ba5a6][%mdl 544]} c4 (39... Qxa5 40. Qb7#) 40. Kf3 c3 41. Ke2 e4 42. a6 {Accuracy: White = 79%, Black = 64%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "13"] [White "Svidler, Peter"] [Black "Mamedyarov, Shakhriyar"] [Result "1-0"] [ECO "A05"] [WhiteElo "2754"] [BlackElo "2716"] [Annotator "TA"] [PlyCount "83"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,83,19,9,-6,45,50,61,58,55,54,72,68,68,35,16,18,27,8,23,23,5,18,17,12, 11,13,14,19,0,7,0,0,110,115,108,120,99,110,122,95,239,232,234,235,235,233,248, 232,247,188,284,277,266,211,329,331,555,373,479,382,443,432,995,892,843,262, 947,871,1275,831]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 c5 6. O-O O-O 7. c4 dxc4 8. bxc4 Nc6 9. Ne5 {A05: Réti Opening: 1 Nf3 Nf6.} Nxe5 (9... Na5 $11) 10. Bxe5 $14 Ne8 11. Bxg7 {White is slightly better.} Kxg7 12. Nc3 {[#]} Rb8 $146 ({Predecessor:} 12... Qd4 13. Qb3 Rb8 14. e3 Qd7 15. Rad1 b6 16. d4 cxd4 17. Rxd4 Qf5 18. Qa3 Nd6 19. Qxa7 {1-0 (41) Perske,T (2440)-Kraemer,E (2241) Schwaebisch Gmuend 2020}) 13. Qa4 a6 14. Rfd1 b5 15. cxb5 axb5 16. Qf4 ( {Wrong is} 16. Nxb5 $2 Bd7 $19) 16... Qc7 17. Qe3 Nf6 18. a4 Ng4 19. Qe4 Nf6 20. Qc2 b4 21. Nb5 $1 $36 {[%cal Rb5c7][%mdl 2048] Black is under pressure.} Qe5 22. d4 cxd4 23. Nxd4 Bd7 (23... Bb7 $11 {keeps the balance.}) 24. a5 { [%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Rfc8 25. Qb2 {[#] And now a6 would win.} Rc7 26. a6 {aiming for a7.} Ra7 27. Bb7 Bc8 {Loses the game.} (27... Rbxb7 $16 28. axb7 Rxb7) 28. Bxc8 $18 {[%mdl 64] [#] Overworked Piece} ({Worse is} 28. Qxb4 Bxb7 29. axb7 Rbxb7 $11) 28... Rxc8 29. Qxb4 Qe4 30. Qb6 Rd7 {intending ...e5.} 31. a7 Ra8 32. Nb5 {Hoping for Rxd7.} Rxd1+ (32... Rb7 {might work better.} 33. Qa6 Ng4) 33. Rxd1 Qxe2 34. Rb1 {Threatens to win with Nc7.} Qa2 (34... Ne4 $142 35. Qe3 (35. Nc7 Nxf2 36. Qd4+ f6 $16) 35... Qxe3 36. fxe3 Nd6) 35. Re1 e5 $2 ( 35... Qb3 36. Qb7 Rxa7 37. Qxa7 Qxb5 38. Rxe7 Qb1+ 39. Kg2 Qb3) 36. h3 Qd2 37. Rxe5 Qd1+ 38. Kg2 Qa1 (38... Nd7 $142 39. Qe3 Nxe5 40. Qxe5+ Kg8) 39. Re2 Qa4 40. Qc6 $2 (40. Qb7 Rxa7 41. Nxa7) 40... Rf8 $2 (40... Rxa7 41. Nxa7 Qxa7) 41. Re3 Qb4 42. Ra3 {Accuracy: White = 63%, Black = 45%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "16"] [White "Bu, Xiangzhi"] [Black "Carlsen, Magnus"] [Result "0-1"] [ECO "D46"] [WhiteElo "2760"] [BlackElo "2887"] [Annotator "TA"] [PlyCount "84"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,84,10,17,-8,-6,-27,-27,-32,-16,-32,-34,-33,-24,-35,-34,-57,-39,-77, -62,-70,-73,-68,-68,-73,-87,-91,-97,-106,-101,-128,-125,-128,-125,-106,-99,-99, -99,-104,-97,-123,-89,-278,-276,-243,-243,-245,-81,-81,-81,-81,-81,-1115,-1062, -29988,-29989,-29989,-29990,-29990,-29982,-29996,-11897,-12798,-12365,-29979, -29980,-29994,-29995]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 dxc4 8. Bxc4 b5 9. Be2 Bb7 10. O-O O-O 11. b3 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} a6 12. Bb2 c5 13. dxc5 {Black has an edge. } Bxc5 14. Rfd1 {[#]} Rc8 $5 $146 {[%mdl 8] An interesting novelty.} ({ Predecessor:} 14... Qe7 15. Rac1 Rac8 16. Qb1 Nb6 17. Ng5 h6 18. Nge4 Nxe4 19. Nxe4 Bxe4 20. Qxe4 Nd5 21. Bf3 Ba3 {1/2-1/2 (58) Oliveira,A-Thilaganathan,J (1929) Kemer 2007}) 15. a3 Qe7 16. b4 Bd6 17. Qb3 Ng4 18. h3 Nge5 19. Nxe5 Nxe5 20. Rd4 Bb8 21. Ne4 Bd5 22. Qd1 Nc6 23. Rxd5 exd5 24. Qxd5 {[#]} Rfd8 $1 $40 { [%cal Rd8d5][%mdl 128] Black is out for blood.} 25. Qf5 Be5 26. Bxe5 Nxe5 27. Nc5 g6 28. Qe4 Qf6 {Strongly threatening ...Nf3+!} 29. Re1 Rd2 30. f4 $2 (30. Qb1 $17) 30... Nc4 {And now ...Qh4 would win.} 31. Bxc4 bxc4 32. Qxc4 {[#]} Qc6 $2 (32... Qb2 $1 $19 {[%mdl 512] and Black stays clearly on top.} 33. Qe4 Qxa3) 33. Re2 $17 Rcd8 34. Kf2 a5 35. b5 $2 {[%mdl 8192]} (35. Qe4 $17 Qxe4 36. Nxe4) 35... Rxe2+ $19 {[%mdl 64] Overworked Piece} 36. Kxe2 Qxg2+ {[%mdl 4160] Endgame Double Attack. KQR-KQN} 37. Ke1 Qd2+ {[%mdl 64] Double Attack} 38. Kf1 Qxe3 {[%mdl 64] Double Attack} 39. Ne4 Rd1+ (39... Qf3+ $142 40. Kg1 Rd1+ 41. Qf1 Rxf1+ 42. Kh2 Rh1#) 40. Kg2 {[#]} Rd4 $1 41. Qc8+ {[#]} Kg7 $1 42. Nf2 {[#] } Rd2 $1 {Accuracy: White = 62%, Black = 78%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "5"] [White "Svidler, Peter"] [Black "Korobov, Anton"] [Result "1-0"] [ECO "A07"] [WhiteElo "2754"] [BlackElo "2667"] [Annotator "TA"] [PlyCount "85"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,85,0,0,0,-4,-14,-1,0,0,0,0,-25,0,-10,0,0,36,10,12,14,52,45,83,75,119, 111,128,47,96,93,107,33,42,40,34,0,0,0,0,6,26,31,31,0,32,0,0,0,0,0,15,3,2,0,6, 12,29,0,0,0,0,0,28,0,66,53,58,10,77,61,45,43,256,256,249,228,29983,29983]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O Nf6 5. b3 Ne4 6. c3 {A07: Réti Opening: New York and Capablanca Systems.} c5 7. Qc2 O-O 8. d3 {[#] The position is equal.} Nf6 $146 ({Predecessor:} 8... Nd6 9. Nbd2 Nc6 10. Bb2 e5 11. e4 d4 12. cxd4 cxd4 13. Nc4 b5 14. Nxd6 Qxd6 15. Nxe5 Nxe5 {1/2-1/2 (68) Hartoch,R (2355) -Fuller,K Ramsgate 1984}) 9. e4 Nc6 10. e5 Nd7 11. d4 cxd4 12. cxd4 Nb6 (12... f6 $5 {[%cal Rf6e5]}) 13. Be3 Bf5 14. Qd2 Rc8 15. Nc3 Nb4 16. Nh4 Bd3 17. Rfc1 Ba6 18. Ne2 (18. a3 $16 Nc6 19. a4) 18... Nd3 19. Rxc8 Qxc8 20. Nc1 (20. a4 $16 ) 20... Nxc1 $14 21. Rxc1 Qd7 22. Bh6 Rc8 23. Nf3 Rxc1+ 24. Qxc1 Bd3 25. Bxg7 Kxg7 26. Ng5 f6 (26... h6 {looks sharper.} 27. Nf3 Qc8 28. Qd2 Qc2 29. Bf1 Bf5) 27. exf6+ (27. Nh3 {feels hotter.} Be4 28. Bf1 g5 29. f4 g4 30. Nf2) 27... exf6 28. Nh3 g5 29. f4 h6 30. Nf2 Bf5 31. h3 Qe7 32. g4 Bg6 33. f5 Bf7 34. Bf3 Qd6 35. Kg2 a6 (35... Qd7 {is more complex.} 36. Nd3 Nc8 37. Nc5 Qc6 38. Kf2 Ne7) 36. Qc5 (36. Nd3 {seems wilder.} Qd7 37. Nc5 Qc6 38. Be2 Kg8 39. Qc3) 36... Qxc5 ({Black should play} 36... Qd8 $1 $11) 37. dxc5 $11 {[%mdl 4096] Endgame KBN-KBN} Nd7 38. b4 a5 (38... Ne5 $11) 39. c6 bxc6 40. bxa5 Nb8 $2 {[#]} (40... Kf8 $1 $14) 41. Be2 $18 c5 42. Bb5 Nc6 $2 (42... d4 $18 43. Nd3 Bd5+ 44. Kf2 c4 ) 43. Bxc6 {Accuracy: White = 63%, Black = 54%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "15"] [White "Dubov, Daniil"] [Black "Bu, Xiangzhi"] [Result "0-1"] [ECO "D30"] [WhiteElo "2720"] [BlackElo "2760"] [Annotator "TA"] [PlyCount "90"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,90,-18,-22,-52,-37,-29,-37,-34,-33,-72,-56,-46,8,21,21,20,30,-34,-34, -306,-306,-309,-254,-258,-256,-263,-255,-254,-215,-357,-347,-402,-323,-421, -406,-406,-412,-485,-482,-622,-614,-583,-500,-752,-613,-764,-445,-449,-443, -432,-427,-911,-906,-904,-911,-1033,-1046,-1383,-1327,-5968,-5956,-4686,-1597, -1666,-915,-883,-878,-863,-860,-1154,-1146,-1012,-964,-2066,-2032,-1747,-1428, -12363,-8565,-6902,-6444,-6137,-6106]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nbd2 dxc4 6. Qa4+ {D30: Queen's Gambit Declined: Systems without Nc3.} Nc6 7. e3 Qd5 {And now ...Bxd2+ would win.} 8. Bxf6 $1 {Black is slightly better.} gxf6 9. a3 b5 10. Qc2 {[#]} Be7 $146 (10... Ba5 $15) ({Predecessor:} 10... Ba5 11. O-O-O Ke7 12. Rg1 Bb6 13. g4 Bb7 14. Bg2 Qd7 15. Ne4 Na5 16. g5 Nb3+ { 1-0 (28) Sorensen,H (2319)-Kvaloy,A (2138) Stockholm 2019}) 11. b3 $11 cxb3 12. Nxb3 f5 13. Bd3 (13. Be2 $11) 13... Bb7 $1 $36 {[%mdl 2048] Black has good play.} 14. e4 $2 {[%mdl 8192] Now White is beyond hope.} ({Better is} 14. Nbd2 $15) 14... fxe4 $19 15. Bxe4 {[#]} Nxd4 $1 {[%mdl 512]} 16. Nbxd4 Qxe4+ 17. Qxe4 Bxe4 18. Nxb5 O-O 19. O-O (19. Ne5 {was worth a try.}) 19... Bd3 20. Nxc7 Rac8 21. Rfc1 Bf6 22. Ra2 Rfd8 23. h4 Bf5 {Black is clearly winning.} 24. Rc4 Rd1+ 25. Kh2 Be7 26. g4 (26. Rd4 $142 Rxd4 27. Nxd4 Rxc7 28. Nxf5 exf5 29. g3) 26... Bd3 27. Rc6 {intending Nd5!} Be4 28. Nd5 {[#]} Bd6+ $1 {[%mdl 512]} 29. Rxd6 Bxd5 ({Don't play} 29... Rxd5 30. Ng5 $19) 30. Ne5 (30. Ng1 $142 Rcc1 31. Rxd5 Rxd5 32. f3) 30... Rh1+ 31. Kg3 Bxa2 32. Nd7 Kg7 33. g5 Rc3+ 34. f3 Bd5 35. Ne5 Re3 36. Kf4 Rxe5 37. Kxe5 Rxh4 {[%mdl 4096] Endgame KRB-KR} 38. f4 Rh3 39. f5 Re3+ 40. Kd4 Rxa3 41. Rd8 Rf3 42. f6+ Kg6 43. Ke5 Rf5+ 44. Kd6 Kxg5 45. Ke7 Rxf6 {Accuracy: White = 27%, Black = 84%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "15"] [White "Svidler, Peter"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "A09"] [WhiteElo "2754"] [BlackElo "2590"] [Annotator "TA"] [PlyCount "92"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,92,16,31,32,30,19,11,10,7,15,11,3,12,0,8,10,9,-29,0,-8,-8,-10,22,15, 38,0,0,-2,-8,-40,8,-54,-53,-125,-128,-129,-142,-138,-14,-13,-13,-29,-28,-33, -23,-60,-57,-60,-16,-16,-22,-19,-19,-16,0,1,0,0,0,0,0,4,10,-150,0,0,0,0,0,-73, -73,-739,-621,-674,-592,-1092,-1034,-1238,-1145,-29972,-5716,-29988,-29989, -29989,-29990]} 1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 e6 5. g3 b6 6. Bg2 { A09: Réti Opening: 1 Nf3 d5 2 c4.} Bb7 7. O-O Be7 8. b3 {The position is equal.} O-O 9. Bb2 c5 {[#]} 10. e3 $146 ({Predecessor:} 10. d4 cxd4 11. Nxd4 Bxg2 12. Kxg2 Qd5+ 13. f3 Rd8 14. e4 Qb7 15. Qe2 Nc6 16. Nxc6 Qxc6 17. Ne5 Qb7 18. Rac1 Rac8 19. Rfd1 Rxd1 20. Rxd1 {1/2-1/2 (38) Kostenko,P (2455)-Adly,A (2684) Pavlodar 2015}) 10... Nc6 11. Qe2 Qc7 12. Rac1 Rac8 13. Ng5 h6 14. Ne4 Nxe4 15. Bxe4 f5 16. Bg2 Bf6 17. Bxf6 (17. d4 $5) 17... Rxf6 18. d4 cxd4 19. Rfd1 Rd8 20. Na3 (20. f4 $11 dxe3 21. Ne5) 20... e5 $1 $15 21. exd4 (21. Nc2 $15) 21... Nxd4 $17 22. Qc4+ Qxc4 23. Nxc4 Ne2+ ({Black should play} 23... e4 $17 24. Kh1 Rf7) 24. Kf1 $11 Bxg2+ 25. Kxg2 Rxd1 26. Rxd1 {[%mdl 4096] Endgame KRN-KRN} e4 27. Rd8+ Rf8 28. Rd7 Rf7 29. Rd8+ Kh7 30. Nd6 Rf6 31. Rd7 f4 32. Nxe4 f3+ 33. Kh3 Re6 34. Nd2 Ng1+ 35. Kg4 Re2 36. Nxf3 $2 {[#]} ({Better is} 36. Kf5 $11) 36... Nxf3 (36... h5+ $1 $17 37. Kf4 Rxf2) 37. Kxf3 Rxa2 {KR-KR} 38. h4 Ra3 39. Kg4 (39. Ke2 $11 {remains equal.}) 39... a5 $17 {[%cal Ba7a5, Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 40. Rd3 $2 {[%mdl 8192] This costs White the game. } (40. f4 $17) 40... b5 41. Rd7 Rxb3 42. Rb7 a4 {[#] And now ...a3 would win.} 43. f4 a3 44. Kf5 b4 (44... Rb4 $142 45. Ra7 Ra4 46. Rc7 a2 47. Re7 a1=Q 48. Re8 Qf6+ 49. Kg4 Qg6+ {[%mdl 64] Double Attack} 50. Kf3 Qxe8 51. g4 Ra3+ 52. Kf2 Ra2+ 53. Kf3 Qe2+ 54. Kg3 Qg2#) 45. g4 a2 46. g5 hxg5 {Accuracy: White = 45%, Black = 74%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "15"] [White "Carlsen, Magnus"] [Black "Grischuk, Alexander"] [Result "1-0"] [ECO "B51"] [WhiteElo "2887"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "93"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,93,18,16,26,19,13,14,21,-22,-20,-27,12,-8,0,1,0,14,1,1,29,21,47,25, 43,42,56,36,55,35,50,35,128,141,331,327,410,403,519,551,510,302,404,412,551, 543,551,583,679,631,606,658,653,620,650,658,658,662,643,621,868,864,927,928, 979,965,964,935,827,827,804,800,797,797,766,729,922,910,918,902,998,945,29998, 29999]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 b5 7. Bc2 Bb7 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} 8. O-O g6 9. d4 Bg7 {[#] The position is equal.} 10. b3 $1 $146 {[%mdl 8] A relevant novelty.} ({Predecessor:} 10. e5 dxe5 11. dxe5 Bxf3 12. gxf3 Nd5 13. e6 N7f6 14. c4 bxc4 15. exf7+ Kxf7 16. Nd2 {0-1 (31) Mamedov,R (2701)-Nepomniachtchi,I (2771) Astana 2019}) 10... O-O 11. Bb2 e5 12. d5 Nh5 13. g3 Nb6 14. a4 {[%cal Ba2a4, Ba4a5][%mdl 32]} f5 15. c4 bxc4 16. bxc4 f4 17. a5 Nd7 18. g4 $1 {[%cal Rg4h5]} Nhf6 19. g5 Nh5 20. Kh1 Rf7 21. Nbd2 h6 (21... Bc8 $14) 22. Rg1 $36 {[%mdl 2048] White is in control.} Nf8 $2 {This move loses the game for Black.} (22... hxg5 $16 {was necessary.} 23. Nxg5 Rf6) 23. gxh6 $18 Bxh6 24. Nxe5 {[%mdl 64] [#] Double Attack} f3 25. Nxf7 fxe2 26. Nxd8 Rxd8 27. Nf3 Bc8 28. Rae1 Nf4 29. Bc1 Kf7 30. Ng5+ Bxg5 31. Rxg5 Nh3 32. Rg3 Nxf2+ 33. Kg2 Ng4 34. Bb2 Re8 35. Rxe2 Ne5 36. Rf2+ Kg7 37. Rgf3 Nfd7 38. Ba4 Kh6 39. Rh3+ Kg7 40. Bxd7 Bxd7 41. Rhf3 Kh6 42. Bxe5 Rxe5 43. Rf4 Ba4 44. Rb2 Kh5 45. Rb8 {[#] Black must now prevent Rh8+.} g5 46. Rf6 {Threatening mate with Rh8+.} Rxe4 47. Rh8+ { Accuracy: White = 91%, Black = 48%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "8"] [White "Mamedyarov, Shakhriyar"] [Black "Grischuk, Alexander"] [Result "0-1"] [ECO "E67"] [WhiteElo "2716"] [BlackElo "2765"] [Annotator "ChessBase"] [PlyCount "94"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. d4 Nf6 2. c4 {[%emt 0:00:04]} g6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:01]} Bg7 {[%emt 0:00:01]} 4. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:03]} 5. g3 { [%emt 0:00:03]} O-O {[%emt 0:00:01]} 6. Bg2 {[%emt 0:00:01]} Nbd7 {[%emt 0:00: 01]} 7. O-O {[%emt 0:00:01]} e5 {[%emt 0:00:00]} 8. Qc2 {[%emt 0:00:07]} exd4 { [%emt 0:00:02]} 9. Nxd4 {[%emt 0:00:01]} Nb6 {[%emt 0:00:00]} 10. Rd1 {[%emt 0: 00:18]} Nxc4 {[%emt 0:00:01]} 11. Ncb5 {[%emt 0:00:01]} a6 {[%emt 0:00:01]} 12. Qxc4 {[%emt 0:00:02]} axb5 {[%emt 0:00:00]} 13. Nxb5 {[%emt 0:00:03]} Ne8 { [%emt 0:00:01]} 14. Qc2 {[%emt 0:00:06]} Bf5 {[%emt 0:00:19]} 15. e4 {[%emt 0: 00:17]} Bg4 {[%emt 0:00:01]} 16. f3 {[%emt 0:00:06]} Bd7 {[%emt 0:00:06]} 17. Nc3 {[%emt 0:00:01]} Nf6 {[%emt 0:00:08]} 18. Be3 {[%emt 0:00:09]} Re8 { [%emt 0:00:06]} 19. Re1 {[%emt 0:00:04]} Bc6 {[%emt 0:00:04]} 20. Rad1 { [%emt 0:00:02]} Nd7 {[%emt 0:00:03]} 21. Qd2 {[%emt 0:00:16]} Ne5 {[%emt 0:00: 19]} 22. Qc2 {[%emt 0:00:13]} b5 {[%emt 0:00:10]} 23. a3 {[%emt 0:00:46]} Qb8 { [%emt 0:00:01]} 24. f4 {[%emt 0:00:21]} Nc4 {[%emt 0:00:24]} 25. Bc1 {[%emt 0: 00:01]} b4 {[%emt 0:00:26]} 26. axb4 {[%emt 0:00:02]} Qxb4 {[%emt 0:00:00]} 27. Kh1 {[%emt 0:00:03]} Rab8 {[%emt 0:00:04]} 28. Re2 {[%emt 0:00:04]} Na5 { [%emt 0:00:23]} 29. Nd5 {[%emt 0:00:14]} Bxd5 {[%emt 0:00:01]} 30. Rxd5 { [%emt 0:00:01]} Nb3 {[%emt 0:00:10]} 31. Be3 {[%emt 0:00:08]} Nd4 {[%emt 0:00: 01]} 32. Bxd4 {[%emt 0:00:01]} Bxd4 {[%emt 0:00:00]} 33. e5 {[%emt 0:00:12]} dxe5 {[%emt 0:00:07]} 34. fxe5 {[%emt 0:00:00]} Re7 {[%emt 0:00:27]} 35. h4 { [%emt 0:00:09]} Rbe8 {[%emt 0:00:07]} 36. Qc6 {[%emt 0:00:04]} Bxe5 {[%emt 0: 00:08]} 37. Re4 {[%emt 0:00:07]} Qxb2 {[%emt 0:00:03]} 38. Re3 {[%emt 0:00:02]} Bd6 {[%emt 0:00:07]} 39. Rxe7 {[%emt 0:00:02]} Rxe7 {[%emt 0:00:01]} 40. Rd3 { [%emt 0:00:00]} Qf6 {[%emt 0:00:09]} 41. Qf3 {[%emt 0:00:03]} Re1+ {[%emt 0:00: 01]} 42. Kh2 {[%emt 0:00:01]} Qxh4+ {[%emt 0:00:01]} 43. Bh3 {[%emt 0:00:00]} Qe7 {[%emt 0:00:02]} 44. Bg2 {[%emt 0:00:01]} Kg7 {[%emt 0:00:02]} 45. Rb3 { [%emt 0:00:03]} Qe5 {[%emt 0:00:02]} 46. Rb4 {[%emt 0:00:04]} Re3 {[%emt 0:00: 03]} 47. Qf4 {[%emt 0:00:02]} Qh5+ {[%emt 0:00:01]} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "10"] [White "Svidler, Peter"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "C91"] [WhiteElo "2754"] [BlackElo "2887"] [Annotator "TA"] [PlyCount "95"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,95,33,16,33,9,39,27,47,14,14,15,14,18,20,22,35,36,45,8,8,21,75,88, 146,138,135,131,158,156,158,172,156,129,141,70,70,71,70,70,75,41,39,39,39,39, 39,43,76,53,62,56,77,25,44,24,31,41,39,43,102,14,110,118,110,158,432,144,517, 71,49,24,428,416,29995,29996,29998,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O Be7 6. c3 O-O 7. Re1 a6 8. Ba4 Re8 9. Nbd2 b5 10. Bc2 Bf8 11. d4 Bb7 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4.} 12. a4 Nb8 13. Bd3 c6 {[#] White has an edge.} 14. b3 $146 ({Predecessor:} 14. b4 Nbd7 15. Nb3 Qc7 16. dxe5 dxe5 17. Bg5 Re6 18. Na5 Bc8 19. Bd2 Nb6 20. axb5 cxb5 {1-0 (33) Slobodjan,R (2458)-Kreuzer,M (2335) Kelheim 2017}) 14... Nbd7 15. Qc2 Qc7 16. Bb2 Nh5 17. Bf1 $36 {[%mdl 2048] Black is under pressure.} Nf4 18. g3 Ne6 19. b4 Nb6 20. axb5 {[%mdl 64] Overworked Piece} cxb5 (20... axb5 $11 {keeps the balance.} 21. dxe5 dxe5) 21. d5 $16 Nd4 (21... Nd8 $142) 22. Nxd4 exd4 23. c4 $1 Rac8 24. Bxd4 Nxc4 25. Nxc4 bxc4 26. Rac1 f5 27. Bh3 ({But not} 27. Qxc4 $6 Qf7 $11) (27. f3 $16) 27... fxe4 $1 $14 28. Bxc8 Rxc8 29. Qxe4 {Bb2 is the strong threat.} Qf7 30. Qg4 Qxd5 {[%csl Gb7][%cal Rd5h1]} 31. Qe6+ Qxe6 32. Rxe6 Kf7 33. Re3 Bd5 34. Bc3 Bc6 35. Ra1 Ra8 36. Rae1 (36. h4 $16) 36... d5 37. Rf3+ Kg8 38. Re6 Rc8 39. Rf4 Bb5 ({Better is} 39... g6 $14) 40. h4 (40. Rb6 $16 ) 40... Rd8 (40... g6 $1 $11 {remains equal.}) 41. Rb6 $16 Bd6 42. Rg4 Rd7 $2 { [#]} (42... Bf8 $16 43. Rb7 Bd7) 43. h5 $2 (43. Bxg7 $1 $18 {[%mdl 512]} Kf7 ( 43... Rxg7 44. Rxg7+) 44. Bc3) 43... h6 $2 {[%mdl 8192] [#]} (43... Bc7 $16 { is a better chance.} 44. Re6 Bd8) 44. Rg6 $2 (44. Bxg7 $1 $18 {[%mdl 512] and the rest is easy.} Kf7 (44... Rxg7 45. Rxg7+) 45. Bd4) 44... Bf8 {Threatens to win with ...d4.} 45. Bd4 Bxb4 $2 {[%mdl 8192]} (45... Rc7 $1 $11 {and Black is okay.}) 46. Rb8+ $18 Kh7 (46... Bf8 $18 47. Bc5 Kh7 48. Rxf8 c3) 47. f4 c3 {[#] } 48. Rxh6+ $1 {[%mdl 512] Accuracy: White = 61%, Black = 55%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "4"] [White "Korobov, Anton"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "D37"] [WhiteElo "2667"] [BlackElo "2887"] [Annotator "TA"] [PlyCount "97"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,97,0,8,10,12,17,22,17,24,25,40,40,39,31,22,0,0,7,0,-3,195,189,211, 205,195,202,248,244,256,260,262,252,363,364,353,266,442,387,453,377,377,377, 377,377,377,334,478,476,452,458,457,441,506,502,565,565,641,602,811,791,879, 891,1519,1497,1933,1446,2365,2507,1337,789,989,973,1000,972,1095,1037,1065, 1037,988,985,1076,970,1955,1675,1167,1092]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 b6 7. cxd5 Nxd5 8. Nxd5 {D37: Queen's Gambit Declined: 5 Bf4.} Qxd5 9. a3 {9.Be2 is the modern continuation.} c5 10. dxc5 {The position is equal.} Qxd1+ 11. Rxd1 Bxc5 {[#]} 12. Bd3 $146 {[#] Black must now prevent Be4.} ({Predecessor:} 12. Be2 Bb7 13. O-O Bd5 14. Rd2 a5 15. Nd4 a4 16. Nb5 Ra5 17. Be5 Bc6 18. Bxb8 Rxb8 {0-1 (46) Kratschmer,H (2003)-Giffard,N (2257) Hersonissos 2017}) 12... Bb7 13. Ng5 h6 14. Ne4 (14. Be4 {feels hotter.} Nc6 15. Nxe6 fxe6 16. Rd7 e5 17. Rxb7 exf4 18. Bxc6 fxe3 19. f3) 14... Be7 15. O-O Rd8 {Strongly threatening ...Rxd3!} 16. Bb1 $36 {[%mdl 2048] White is more active.} Nd7 $2 {[#] Loses the game.} (16... Nc6 $11 {and Black is okay.}) 17. Bc7 $18 Bd5 18. Bxd8 Rxd8 19. Nc3 Bb3 20. Rd2 Nc5 21. Rxd8+ Bxd8 22. Ba2 Bc2 ( 22... Bxa2 $142 23. Nxa2 Kf8) 23. Rc1 Bg6 24. Bb1 Bh5 $2 (24... Bxb1 {was worth a try.} 25. Nxb1 Kf8) 25. Ne4 Be7 26. Nxc5 bxc5 {[%mdl 4096] Endgame KRB-KB} 27. b4 cxb4 28. Rc8+ Bf8 29. axb4 {[%cal Ba3b4,Bb4b5][%mdl 32]} g5 ( 29... Be2 $142 30. Bh7+ Kxh7) 30. Bd3 {White is clearly winning.} Kg7 31. b5 Bd6 32. f3 g4 33. f4 g3 34. hxg3 Bg4 35. Kf2 e5 36. Rc6 Bb8 37. f5 h5 38. e4 Bd1 39. Be2 Ba4 40. Ra6 Bc2 41. Ke3 Bc7 42. Rc6 Bb6+ 43. Kf3 Ba4 44. g4 hxg4+ 45. Kxg4 Bb3 46. Kf3 f6 47. g4 Bf7 48. Bc4 Be8 49. Re6 {Accuracy: White = 90%, Black = 38%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "13"] [White "Bu, Xiangzhi"] [Black "Grischuk, Alexander"] [Result "1-0"] [ECO "A48"] [WhiteElo "2760"] [BlackElo "2765"] [Annotator "ChessBase"] [PlyCount "97"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. d4 Nf6 2. Nf3 {[%emt 0:00:04]} g6 {[%emt 0:00:04]} 3. Bf4 {[%emt 0:00:02]} Bg7 {[%emt 0:00:01]} 4. c3 {[%emt 0:00:01]} O-O {[%emt 0:00:01]} 5. h3 { [%emt 0:00:01]} c5 {[%emt 0:00:07]} 6. e3 {[%emt 0:00:02]} d6 {[%emt 0:00:03]} 7. dxc5 {[%emt 0:00:02]} dxc5 {[%emt 0:00:01]} 8. Qxd8 {[%emt 0:00:02]} Rxd8 { [%emt 0:00:00]} 9. Bc7 {[%emt 0:00:01]} Rd7 {[%emt 0:00:07]} 10. Bh2 {[%emt 0: 00:02]} b6 {[%emt 0:00:07]} 11. Bb5 {[%emt 0:00:05]} Rd8 {[%emt 0:00:01]} 12. Nbd2 {[%emt 0:00:06]} Bb7 {[%emt 0:00:02]} 13. O-O {[%emt 0:00:06]} Nc6 { [%emt 0:00:01]} 14. Rfd1 {[%emt 0:00:02]} Kf8 {[%emt 0:00:11]} 15. Be2 { [%emt 0:00:10]} Rd7 {[%emt 0:00:09]} 16. a4 {[%emt 0:00:06]} Rad8 {[%emt 0:00: 03]} 17. Nc4 {[%emt 0:00:28]} Rxd1+ {[%emt 0:00:09]} 18. Rxd1 {[%emt 0:00:09]} Rxd1+ {[%emt 0:00:01]} 19. Bxd1 {[%emt 0:00:00]} Ne4 {[%emt 0:00:12]} 20. Bc2 { [%emt 0:00:04]} Nf6 {[%emt 0:00:04]} 21. Nfe5 {[%emt 0:00:16]} Nxe5 {[%emt 0: 00:04]} 22. Bxe5 {[%emt 0:00:01]} Nd7 {[%emt 0:00:04]} 23. Bc7 {[%emt 0:00:03]} Ke8 {[%emt 0:00:10]} 24. f3 {[%emt 0:00:10]} Bd5 {[%emt 0:00:11]} 25. Bd3 { [%emt 0:00:03]} Bxc4 {[%emt 0:00:09]} 26. Bxc4 {[%emt 0:00:01]} Be5 {[%emt 0: 00:01]} 27. Bxe5 {[%emt 0:00:02]} Nxe5 {[%emt 0:00:00]} 28. Bb5+ {[%emt 0:00: 01]} Kd8 {[%emt 0:00:00]} 29. f4 {[%emt 0:00:01]} Nd7 {[%emt 0:00:01]} 30. Kf2 {[%emt 0:00:05]} Kc7 {[%emt 0:00:09]} 31. Kf3 {[%emt 0:00:08]} Kd6 {[%emt 0:00: 20]} 32. g4 {[%emt 0:00:14]} h6 {[%emt 0:00:26]} 33. h4 {[%emt 0:00:06]} Nf6 { [%emt 0:00:10]} 34. g5 {[%emt 0:00:34]} hxg5 {[%emt 0:00:00]} 35. hxg5 { [%emt 0:00:01]} Nh5 {[%emt 0:00:00]} 36. Be8 {[%emt 0:00:16]} Ke6 {[%emt 0:00: 17]} 37. e4 {[%emt 0:00:01]} Ng7 {[%emt 0:00:03]} 38. Bb5 {[%emt 0:00:02]} Kd6 {[%emt 0:00:05]} 39. Kg4 {[%emt 0:00:03]} e6 {[%emt 0:00:07]} 40. b3 {[%emt 0: 00:10]} Nh5 {[%emt 0:00:13]} 41. f5 {[%emt 0:00:06]} Ke5 {[%emt 0:00:03]} 42. f6 {[%emt 0:00:06]} Nf4 {[%emt 0:00:18]} 43. Be8 {[%emt 0:00:03]} Nd3 {[%emt 0: 00:01]} 44. Bxf7 {[%emt 0:00:03]} Nf2+ {[%emt 0:00:00]} 45. Kh4 {[%emt 0:00:01] } Nxe4 {[%emt 0:00:06]} 46. Bxg6 {[%emt 0:00:01]} Nxf6 {[%emt 0:00:06]} 47. gxf6 {[%emt 0:00:01]} Kxf6 {[%emt 0:00:00]} 48. Bd3 {[%emt 0:00:02]} Ke5 { [%emt 0:00:02]} 49. Kg4 {[%emt 0:00:01]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "11"] [White "Svidler, Peter"] [Black "Xiong, Jeffery"] [Result "1-0"] [ECO "A30"] [WhiteElo "2754"] [BlackElo "2724"] [Annotator "ChessBase"] [PlyCount "99"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. Nf3 Nf6 2. c4 {[%emt 0:00:04]} c5 {[%emt 0:00:04]} 3. g3 {[%emt 0:00:02]} b6 {[%emt 0:00:02]} 4. Bg2 {[%emt 0:00:01]} Bb7 {[%emt 0:00:00]} 5. O-O {[%emt 0: 00:02]} g6 {[%emt 0:00:01]} 6. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:01]} 7. Qxd4 {[%emt 0:00:01]} Bg7 {[%emt 0:00:01]} 8. Nc3 {[%emt 0:00:03]} d6 {[%emt 0: 00:04]} 9. Be3 {[%emt 0:00:06]} Nbd7 {[%emt 0:00:02]} 10. Rac1 {[%emt 0:00:07]} Rc8 {[%emt 0:00:01]} 11. b3 {[%emt 0:00:09]} a6 {[%emt 0:00:01]} 12. Nd5 { [%emt 0:00:30]} O-O {[%emt 0:00:07]} 13. Nxf6+ {[%emt 0:00:13]} Bxf6 {[%emt 0: 00:03]} 14. Qd2 {[%emt 0:00:02]} Rc7 {[%emt 0:00:27]} 15. Bh6 {[%emt 0:00:03]} Re8 {[%emt 0:00:01]} 16. Rfd1 {[%emt 0:00:02]} Qa8 {[%emt 0:00:01]} 17. Ne1 { [%emt 0:00:03]} Rec8 {[%emt 0:00:04]} 18. Bxb7 {[%emt 0:00:06]} Qxb7 {[%emt 0: 00:00]} 19. Ng2 {[%emt 0:00:01]} b5 {[%emt 0:00:06]} 20. Ne3 {[%emt 0:00:32]} Nb6 {[%emt 0:00:02]} 21. cxb5 {[%emt 0:00:04]} axb5 {[%emt 0:00:00]} 22. Rxc7 { [%emt 0:00:03]} Rxc7 {[%emt 0:00:00]} 23. Ng4 {[%emt 0:00:20]} Bc3 {[%emt 0:00: 14]} 24. Qd3 {[%emt 0:00:04]} b4 {[%emt 0:00:06]} 25. h4 {[%emt 0:00:05]} Rc5 { [%emt 0:00:03]} 26. Kh2 {[%emt 0:00:23]} Nd7 {[%emt 0:00:39]} 27. Be3 {[%emt 0: 00:04]} Rc8 {[%emt 0:00:46]} 28. Bd4 {[%emt 0:00:05]} h5 {[%emt 0:00:18]} 29. Ne3 {[%emt 0:00:04]} Nc5 {[%emt 0:00:15]} 30. Bxc5 {[%emt 0:00:05]} Rxc5 { [%emt 0:00:00]} 31. Nd5 {[%emt 0:00:01]} Be5 {[%emt 0:00:09]} 32. Qe4 {[%emt 0: 00:05]} Rb5 {[%emt 0:00:05]} 33. Qc4 {[%emt 0:00:07]} e6 {[%emt 0:00:06]} 34. Ne3 {[%emt 0:00:02]} Rc5 {[%emt 0:00:01]} 35. Qd3 {[%emt 0:00:02]} d5 {[%emt 0: 00:04]} 36. Ng2 {[%emt 0:00:02]} Rc3 {[%emt 0:00:04]} 37. Qd2 {[%emt 0:00:01]} Qc7 {[%emt 0:00:01]} 38. e3 {[%emt 0:00:02]} Qc5 {[%emt 0:00:03]} 39. Ne1 { [%emt 0:00:01]} Qa5 {[%emt 0:00:03]} 40. Kg2 {[%emt 0:00:02]} Kg7 {[%emt 0:00: 01]} 41. Nf3 {[%emt 0:00:02]} Bf6 {[%emt 0:00:01]} 42. Ne1 {[%emt 0:00:02]} Qc7 {[%emt 0:00:02]} 43. Qe2 {[%emt 0:00:01]} Qc6 {[%emt 0:00:01]} 44. Nd3 { [%emt 0:00:04]} Qa6 {[%emt 0:00:04]} 45. e4 {[%emt 0:00:02]} dxe4 {[%emt 0:00: 03]} 46. Qxe4 {[%emt 0:00:01]} Qxa2 {[%emt 0:00:01]} 47. Nf4 {[%emt 0:00:01]} Qc2 {[%emt 0:00:06]} 48. Nxe6+ {[%emt 0:00:03]} Kg8 {[%emt 0:00:10]} 49. Qa8+ { [%emt 0:00:02]} Kh7 {[%emt 0:00:01]} 50. Rd7 {[%emt 0:00:02]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "9"] [White "Anton Guijarro, David"] [Black "Mamedyarov, Shakhriyar"] [Result "0-1"] [ECO "A14"] [WhiteElo "2590"] [BlackElo "2716"] [Annotator "ChessBase"] [PlyCount "100"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. Nf3 d5 2. b3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:04]} 3. Bb2 {[%emt 0:00:01]} e6 {[%emt 0:00:00]} 4. c4 {[%emt 0:00:03]} Be7 {[%emt 0:00:02]} 5. g3 {[%emt 0: 00:02]} O-O {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:01]} Nc6 {[%emt 0:00:07]} 7. O-O {[%emt 0:00:09]} d4 {[%emt 0:00:01]} 8. e3 {[%emt 0:00:01]} e5 {[%emt 0:00: 01]} 9. exd4 {[%emt 0:00:02]} exd4 {[%emt 0:00:00]} 10. d3 {[%emt 0:00:01]} Bf5 {[%emt 0:00:09]} 11. Re1 {[%emt 0:00:07]} Re8 {[%emt 0:00:04]} 12. Na3 { [%emt 0:00:13]} Qd7 {[%emt 0:00:10]} 13. Nc2 {[%emt 0:00:06]} Bc5 {[%emt 0:00: 04]} 14. Qd2 {[%emt 0:00:02]} a5 {[%emt 0:00:12]} 15. a3 {[%emt 0:00:13]} Qd6 { [%emt 0:00:14]} 16. Nh4 {[%emt 0:00:09]} Bd7 {[%emt 0:00:09]} 17. Rab1 { [%emt 0:00:13]} h6 {[%emt 0:00:08]} 18. Bc1 {[%emt 0:00:34]} Rxe1+ {[%emt 0:00: 25]} 19. Qxe1 {[%emt 0:00:00]} Qe5 {[%emt 0:01:01]} 20. Qf1 {[%emt 0:00:37]} Qe7 {[%emt 0:00:16]} 21. Nf3 {[%emt 0:00:23]} Bf5 {[%emt 0:00:06]} 22. b4 { [%emt 0:00:04]} axb4 {[%emt 0:00:01]} 23. axb4 {[%emt 0:00:01]} Ra2 {[%emt 0: 00:13]} 24. Rb2 {[%emt 0:00:13]} Rxb2 {[%emt 0:00:01]} 25. Bxb2 {[%emt 0:00:00] } Nxb4 {[%emt 0:00:02]} 26. Nxb4 {[%emt 0:00:03]} Bxb4 {[%emt 0:00:00]} 27. Nxd4 {[%emt 0:00:01]} Bg6 {[%emt 0:00:02]} 28. Qd1 {[%emt 0:00:12]} c6 { [%emt 0:00:03]} 29. Nf3 {[%emt 0:00:02]} Nd7 {[%emt 0:00:03]} 30. d4 {[%emt 0: 00:02]} Ba3 {[%emt 0:00:04]} 31. Bxa3 {[%emt 0:00:03]} Qxa3 {[%emt 0:00:02]} 32. d5 {[%emt 0:00:01]} Qd6 {[%emt 0:00:02]} 33. Nd4 {[%emt 0:00:03]} cxd5 { [%emt 0:00:05]} 34. cxd5 {[%emt 0:00:01]} Nf6 {[%emt 0:00:03]} 35. Ne2 { [%emt 0:00:07]} Bh5 {[%emt 0:00:02]} 36. Qd2 {[%emt 0:00:01]} Bxe2 {[%emt 0:00: 01]} 37. Qxe2 {[%emt 0:00:00]} Kf8 {[%emt 0:00:01]} 38. Qb5 {[%emt 0:00:02]} b6 {[%emt 0:00:00]} 39. Bf3 {[%emt 0:00:02]} Ke7 {[%emt 0:00:02]} 40. Kg2 { [%emt 0:00:01]} g5 {[%emt 0:00:01]} 41. Qe2+ {[%emt 0:00:01]} Kf8 {[%emt 0:00: 02]} 42. h3 {[%emt 0:00:03]} h5 {[%emt 0:00:05]} 43. g4 {[%emt 0:00:08]} hxg4 { [%emt 0:00:01]} 44. hxg4 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:01]} 45. Bxd5 { [%emt 0:00:02]} Qxd5+ {[%emt 0:00:01]} 46. f3 {[%emt 0:00:01]} b5 {[%emt 0:00: 01]} 47. Qb2 {[%emt 0:00:01]} Ke7 {[%emt 0:00:02]} 48. Qb4+ {[%emt 0:00:03]} Ke6 {[%emt 0:00:01]} 49. Qf8 {[%emt 0:00:02]} Qd2+ {[%emt 0:00:03]} 50. Kg3 { [%emt 0:00:00]} Qd6+ {[%emt 0:00:01]} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "16"] [White "Xiong, Jeffery"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "D38"] [WhiteElo "2724"] [BlackElo "2720"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,101,23,14,19,12,37,15,31,22,17,24,25,22,22,10,22,25,10,9,35,22,27,8, 16,16,16,21,56,11,14,-32,-40,-117,-71,-63,0,-203,0,0,0,-9,-2,-24,0,0,0,0,0,0,0, 0,0,0,0,-56,0,0,13,0,102,0,98,0,27,0,84,16,16,16,69,70,374,373,4682,932,510, 300,316,315,307,307,29974,29975,29974,29975,29975,29976,29976,29977,29975, 29974]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Qa4+ Nc6 6. cxd5 exd5 7. Bg5 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. e3 Be7 9. Be2 {[#]} h6 $146 {The position is equal.} ({Predecessor:} 9... Be6 10. O-O h6 11. Bxf6 Bxf6 12. b4 a6 13. a3 Ne7 14. Qc2 c6 15. Na4 Bf5 {1/2-1/2 (68) Brattain,M (2357)-Liang,A (2404) Saint Louis 2015}) 10. Bh4 Ne4 11. Bxe7 Nxe7 12. Nxe4 dxe4 13. Nd2 f5 14. O-O Be6 15. Rac1 Kh7 16. g3 Nd5 17. Nb3 b6 18. Nd2 a5 19. a3 Qg5 {White should prevent ...Nxe3!} 20. Kh1 Rad8 21. Qd1 {[#]} c5 $1 {[%mdl 512]} 22. h4 (22. dxc5 $15 Nxe3 23. fxe3 Qxe3 {[%mdl 64] Double Attack} 24. Rc2) 22... Qf6 23. dxc5 Qxb2 (23... f4 $1 $15 24. Nxe4 Qxb2) 24. Qc2 $2 ( 24. Nc4 $11 {and White is okay.} Qf6 25. Qd4) 24... Qxc2 $2 (24... Qxa3 $19 { Threatens to win with ...Nb4.} 25. Bc4 Qxc5) 25. Rxc2 $11 bxc5 26. Nc4 a4 27. Nb2 Ra8 28. Rxc5 Rfb8 29. Bc4 Rxb2 30. Bxd5 Bxd5 31. Rxd5 {[%mdl 4096] Endgame KRR-KRR} Kg6 {Hoping for ...Ra2.} 32. Kg2 Rc8 33. Rd4 (33. h5+ $11 Kxh5 34. Rxf5+ Kg6 35. Ra5) 33... Rcc2 (33... Rc3 $1 $15) 34. Rxa4 Ra2 35. Ra5 Rcb2 {[#] } (35... h5 $11) 36. a4 (36. h5+ $1 $16 {[%mdl 512]} Kf6 (36... Kxh5 37. Rxf5+) 37. g4 $1 {[%mdl 512]}) 36... Rc2 (36... h5 $11) 37. Kg1 (37. h5+ $1 $16 Kxh5 38. Rxf5+ Kg6 39. Rf4) 37... Rcb2 {[#]} 38. Kg2 ({Better is} 38. h5+ $1 $11 { [%mdl 512]} Kg5 (38... Kxh5 39. Rxf5+) 39. Ra7) 38... Rc2 $16 {[#]} 39. g4 ({ White should play} 39. h5+ $1 $16 Kg5 {[#]} 40. g4 $1 {[%mdl 512]}) 39... fxg4 $11 40. h5+ Kf6 (40... Kh7 $11) 41. Kg3 $14 g6 $2 {[%mdl 8192] Now Black is done in.} ({Black should try} 41... Rab2 $14) 42. Ra6+ $18 Kg5 $2 (42... Kf7 43. Rxg6 Rxa4) 43. Rxg6+ (43. hxg6 $142 Rxa4 44. g7) 43... Kf5 44. Rxg4 Rxa4 45. Rb1 Rc5 46. Rb6 Ke5 $2 (46... Rca5 $18 47. Rxh6 Ra1) 47. Rxh6 {[%cal Rg4g5] White mates.} Kd5 48. Rg5+ Kc4 49. Rxc5+ Kxc5 50. Rh8 Ra1 51. h6 {Accuracy: White = 69%, Black = 52%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "3"] [White "Grischuk, Alexander"] [Black "Xiong, Jeffery"] [Result "0-1"] [ECO "A07"] [WhiteElo "2765"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "102"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,102,0,12,-8,-11,-46,14,16,44,20,11,0,0,-16,-4,-2,0,0,-4,-10,0,-11,0, -34,-12,-89,-83,-81,-88,-94,-88,-112,-129,-116,-117,-141,-122,-137,-138,-140, -145,-162,-165,-148,-154,-162,-102,-163,-79,-138,-151,-138,-123,-288,-152,-234, -152,-158,-154,-233,-239,-352,-347,-344,-352,-325,-310,-826,-277,-270,-260, -283,-268,-537,-531,-516,-480,-397,-338,-1290,-118,-1290,-1274,-1155,-1011, -1472,-1249,-29981,-29982,-29989,-29990,-29992,-29989,-29989,-29990]} 1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. d3 Bd6 5. O-O c6 6. c4 {A07: Réti Opening: New York and Capablanca Systems.} Ne7 {[#]} 7. e4 $146 ({Predecessor:} 7. a3 O-O 8. Nbd2 a5 9. b3 b5 10. Bb2 Rb8 11. c5 Bc7 12. Qc2 Ng6 13. a4 {1-0 (57) Krzyzanowski,M (2506)-Maghsoodloo,P (2690) Sitges 2019}) 7... dxc4 ({Black should try} 7... d4 $1 $15) 8. dxc4 $11 {The position is equal.} Nf6 9. Nc3 O-O 10. Bg5 Ng6 11. h3 Qe7 12. Rc1 Rd8 13. Qe2 h6 14. Be3 Bc5 15. Bd2 Be6 16. a3 Qd7 17. Kh2 (17. Rfd1 $11 {keeps the balance.}) 17... Qd3 $17 18. Qxd3 Rxd3 19. b4 Bd4 $1 20. Nxd4 exd4 (20... Rxd2 $6 21. Nxe6 fxe6 22. Bf3 $11) 21. Nb1 Ne5 $36 {[%mdl 2048] White is under strong pressure.} 22. Rfd1 Nxc4 23. Bf1 Nb2 24. Bxd3 Nxd3 25. Bxh6 Nxf2 {[%mdl 64] Double Attack} ({But not} 25... Nxc1 26. Bxc1 Ba2 27. Nd2 $15) 26. Bf4 Nxd1 27. Rxd1 Rd8 {[#]} (27... Ba2 $1 $19 28. Nd2 a5) 28. Bg5 (28. Be3 $1 $17 {[%mdl 512] was necessary.}) 28... Bb3 (28... b6 $1 $19 {has better winning chances.} 29. e5 Rd5 30. exf6 Rxg5 31. Rxd4 Re5) 29. Rd2 (29. Rc1 $142) 29... Rd7 30. Bxf6 gxf6 {[%mdl 4096] Endgame KRB-KRN} 31. Kg2 $2 (31. Rb2 $17 Be6 32. Nd2) 31... Kf8 (31... b6 $19 32. Rf2 Kg7) 32. Kf3 (32. Rb2 $17 Be6 33. Nd2) 32... Ke7 33. Rb2 {[#]} Be6 $1 34. g4 (34. Nd2 $17) 34... b6 $19 35. Nd2 ( 35. Rc2 $142 Kd6 36. Nd2) 35... c5 36. bxc5 bxc5 37. Rc2 Rc7 38. Nc4 $2 (38. Kf4) 38... Bxc4 $2 (38... d3 39. Rc1 Bxc4) 39. Rxc4 {[#] KR-KR} Kd6 $1 40. Kf4 Rb7 41. Ra4 $2 (41. Rc1 {was the only chance.}) 41... Rb1 {White must now prevent ...Rf1+.} 42. Ra6+ Kc7 {...Rf1+ is the strong threat.} 43. Rxa7+ Kb6 44. Rxf7 $2 (44. Rd7 Kc6 45. Rd8) 44... Rf1+ 45. Kg3 d3 46. Rd7 c4 {[%cal Bc5c4,Bc4c3,Bc3c2][%mdl 32]} 47. h4 Rd1 48. h5 c3 {Black mates.} 49. h6 c2 50. h7 Rh1 51. Rd6+ {[#]} Kc7 $1 {[%mdl 512] Accuracy: White = 49%, Black = 72%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "5"] [White "Dubov, Daniil"] [Black "Grischuk, Alexander"] [Result "1-0"] [ECO "B96"] [WhiteElo "2720"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,101,3,3,12,-6,-45,5,5,5,5,5,5,5,5,5,0,0,0,8,0,31,39,31,31,32,28,118, 123,128,121,104,120,180,195,195,108,196,185,191,189,185,190,190,190,190,193, 190,191,205,211,198,142,176,179,179,177,214,210,246,239,404,393,704,279,270,0, 254,138,356,132,356,350,29983,29984,29984,29985,29985,29986,29986,29985,29985, 29986,29986,29987]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 8. Qf3 Qc7 9. O-O-O b5 10. Bxf6 Nxf6 11. e5 {B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7... Qb6 and 7...Be7.} Bb7 12. Qh3 dxe5 {[#]} 13. Ncxb5 $1 {[%mdl 512] The position is equal.} Qb6 (13... axb5 14. Bxb5+) 14. fxe5 Ne4 {Threatens to win with ... 0-0-0.} 15. Qb3 {Strongly threatening Nd6+!} Bc5 $132 {[%mdl 2048] Black is fighting back} 16. Nd6+ $1 Nxd6 17. Qxb6 Bxb6 18. exd6 O-O {[#]} 19. c4 $146 ({ Predecessor:} 19. Rd3 Rfd8 20. Nf3 Rac8 21. Rb3 Rxd6 22. Bd3 Bd5 23. Ra3 a5 24. Rd1 g6 25. Kd2 {1/2-1/2 (25) Van der Merwe,C (2026)-Farkas,T (2248) Kecskemet 2014}) 19... Rfd8 20. b4 $1 {c5 is the strong threat.} Rxd6 21. c5 {[%mdl 64] Double Attack} Rc8 22. Bc4 Bxc5 (22... g5 $11 {keeps the balance.} 23. Kb2 Bxc5 24. bxc5 Rxc5) 23. bxc5 $16 Rxc5 24. Nc2 Rxd1+ 25. Rxd1 {[%cal Rd1d8]} g5 {[#]} (25... Kf8 $16 {was called for.}) 26. Bxe6 $1 $18 {[%mdl 512]} Bxg2 (26... fxe6 27. Rd8+) 27. Rd8+ $1 Kg7 28. Rd7 Be4 29. Rxf7+ Kg6 30. Rf2 h5 31. Bf7+ Kh6 32. Bb3 g4 33. Kd2 Kg5 34. Nd4 {Hoping for Ne6+.} Kh4 35. Rf4 (35. Ke3 $18 Bb1 36. Kf4) 35... Bb1 36. Rf1 Be4 37. Rf2 a5 38. Ke3 Bb1 39. Kf4 a4 $2 (39... Bg6 40. Be6 Rc3) 40. Be6 {And now Nf3+! would win.} a3 $2 {[#]} (40... Kh3 41. a3 Rc3) 41. Rd2 $2 (41. h3 $1 {White wants to mate with Rh2.} Re5 (41... gxh3 42. Nf3#) 42. Kxe5) 41... Rc1 42. Rf2 $2 ({White should try} 42. Nf5+ $18 Bxf5 43. Kxf5 ( 43. Bxf5 Rc4+ 44. Be4 Rb4 $18)) 42... Re1 $2 {[%mdl 8192]} (42... Rc5 $1 $11 { and Black is okay.} 43. Rf1 Bh7) 43. Bf5 (43. Nf5+ $18 Bxf5 44. Kxf5 (44. Bxf5 Re8 $18)) 43... Bxf5 $2 (43... Rh1 $16 44. Be6 Bd3) 44. Nxf5+ $16 {[%mdl 4096] Endgame KRN-KR} ({Weaker is} 44. Kxf5 Rb1 $18) 44... Kh3 {[#] This costs Black the game.} 45. Ng3 $1 h4 $2 (45... Rb1 $18 46. Nxh5 Rb6) 46. Ne4 {White mates.} Rxe4+ 47. Kxe4 g3 48. hxg3 hxg3 {[#]} 49. Rf3 $1 Kh2 50. Rxa3 g2 51. Ra8 { Accuracy: White = 79%, Black = 51%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "9"] [White "Grischuk, Alexander"] [Black "Le, Quang Liem"] [Result "0-1"] [ECO "E04"] [WhiteElo "2765"] [BlackElo "2690"] [Annotator "TA"] [PlyCount "104"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,104,50,38,28,19,0,0,0,19,28,22,22,20,29,25,24,32,22,17,21,33,16,24, 15,18,17,15,18,17,17,17,17,27,24,19,8,14,0,20,11,39,29,60,20,28,0,0,0,0,-9,0,0, 0,0,34,35,32,33,38,0,87,77,80,0,0,0,0,0,14,0,8,8,8,0,0,0,0,0,0,0,0,0,0,-729, -681,-795,-760,-29986,-29987,-29988,-29989,-29989,-29990]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 {E04: Open Catalan: 5 Nf3.} Ndxb4 9. Na3 O-O 10. O-O {The position is equal.} Rb8 11. Qb5 b6 12. Qxc4 Ba6 13. Nb5 Qe8 14. Rfc1 Nd5 15. Qxc6 Qxc6 16. Rxc6 Bxb5 17. Rc2 Rfc8 {[#]} 18. e3 $146 ({Predecessor:} 18. Rac1 c5 19. dxc5 Nb4 20. Rd2 Nxa2 21. Ra1 Nb4 22. Rxa7 Nc6 23. Ra1 bxc5 24. e3 {1/2-1/2 (33) So,W (2780)-Caruana, F (2822) Saint Louis 2018}) 18... c5 19. dxc5 Nb4 20. Rc3 Rxc5 21. Rxc5 bxc5 22. Bf1 Kf8 23. Bxb5 Rxb5 $11 {[%mdl 4096] Endgame KRN-KRN} 24. Ne5 Ke7 25. Nc4 Nc6 26. Rc1 Rb7 27. Kf1 e5 28. Ke2 e4 29. a3 Ke6 30. Rc2 f5 31. f3 exf3+ 32. Kxf3 Rd7 33. Ke2 g5 34. Nd2 Rd5 35. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Kd6 36. Nc4+ Kd7 (36... Kc7 $11) 37. b5 $16 Ne5 {[#]} 38. a4 (38. b6 $1 $16 {[%cal Rb6a7]} a6 39. b7) 38... Nxc4 $11 39. Rxc4 {KR-KR} Re5 40. Kd3 Kd6 41. e4 f4 42. gxf4 gxf4 43. Rc2 Rh5 44. a5 Rh3+ 45. Kc4 {And now e5+! would win.} Ra3 { [#] ...Ra4+ is the strong threat.} 46. Rd2+ Ke5 47. a6 f3 48. Kxc5 $2 {[%mdl 8192]} (48. Rd7 $11) 48... Kxe4 $19 49. Rd7 f2 50. Rf7 Rf3 {Black mates.} 51. Re7+ Kd3 52. Rd7+ Kc2 {Accuracy: White = 80%, Black = 89%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "10"] [White "Mamedyarov, Shakhriyar"] [Black "Bu, Xiangzhi"] [Result "1-0"] [ECO "D23"] [WhiteElo "2716"] [BlackElo "2760"] [Annotator "ChessBase"] [PlyCount "105"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. d4 d5 2. c4 {[%emt 0:00:04]} c6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:01]} Nf6 {[%emt 0:00:01]} 4. Qb3 {[%emt 0:00:00]} dxc4 {[%emt 0:00:02]} 5. Qxc4 { [%emt 0:00:01]} Bf5 {[%emt 0:00:01]} 6. g3 {[%emt 0:00:02]} e6 {[%emt 0:00:02]} 7. Bg2 {[%emt 0:00:00]} Nbd7 {[%emt 0:00:01]} 8. O-O {[%emt 0:00:01]} Be7 { [%emt 0:00:00]} 9. Nc3 {[%emt 0:00:03]} O-O {[%emt 0:00:02]} 10. Re1 {[%emt 0: 00:01]} b5 {[%emt 0:00:02]} 11. Qb3 {[%emt 0:00:16]} b4 {[%emt 0:00:02]} 12. Na4 {[%emt 0:00:03]} Be4 {[%emt 0:00:03]} 13. Bg5 {[%emt 0:00:15]} Qa5 { [%emt 0:00:24]} 14. Bxf6 {[%emt 0:00:09]} Nxf6 {[%emt 0:00:07]} 15. Rac1 { [%emt 0:00:13]} Bd5 {[%emt 0:00:36]} 16. Qc2 {[%emt 0:00:04]} b3 {[%emt 0:00: 07]} 17. axb3 {[%emt 0:00:01]} Rab8 {[%emt 0:00:01]} 18. Nc3 {[%emt 0:01:08]} Bxb3 {[%emt 0:00:02]} 19. Qd3 {[%emt 0:00:01]} Nd7 {[%emt 0:00:58]} 20. Nd2 { [%emt 0:00:03]} Rfc8 {[%emt 0:00:07]} 21. Ra1 {[%emt 0:00:02]} Qc7 {[%emt 0:00: 12]} 22. Rec1 {[%emt 0:00:03]} a5 {[%emt 0:00:16]} 23. e3 {[%emt 0:00:16]} Qb6 {[%emt 0:00:06]} 24. h4 {[%emt 0:00:15]} h6 {[%emt 0:00:07]} 25. Nxb3 {[%emt 0: 00:04]} Qxb3 {[%emt 0:00:02]} 26. Rxa5 {[%emt 0:00:01]} Qxb2 {[%emt 0:00:01]} 27. Rb1 {[%emt 0:00:03]} Qxc3 {[%emt 0:00:05]} 28. Qxc3 {[%emt 0:00:01]} Rxb1+ {[%emt 0:00:01]} 29. Kh2 {[%emt 0:00:01]} Nf6 {[%emt 0:00:04]} 30. Bf3 { [%emt 0:00:08]} Bb4 {[%emt 0:00:01]} 31. Qc2 {[%emt 0:00:03]} Bxa5 {[%emt 0:00: 05]} 32. Qxb1 {[%emt 0:00:01]} Rd8 {[%emt 0:00:11]} 33. Bxc6 {[%emt 0:00:02]} Bc7 {[%emt 0:00:04]} 34. Kg2 {[%emt 0:00:01]} Bd6 {[%emt 0:00:02]} 35. Qa2 { [%emt 0:00:03]} Rb8 {[%emt 0:00:02]} 36. Bf3 {[%emt 0:00:01]} h5 {[%emt 0:00: 02]} 37. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:04]} 38. Qa6 {[%emt 0:00:06]} Rd8 { [%emt 0:00:05]} 39. Qb6 {[%emt 0:00:01]} Rd7 {[%emt 0:00:01]} 40. d5 {[%emt 0: 00:13]} g6 {[%emt 0:00:02]} 41. Be2 {[%emt 0:00:03]} Be7 {[%emt 0:00:03]} 42. Bb5 {[%emt 0:00:01]} Rd8 {[%emt 0:00:02]} 43. Kf3 {[%emt 0:00:04]} Kf8 { [%emt 0:00:01]} 44. Qc7 {[%emt 0:00:03]} Rd6 {[%emt 0:00:02]} 45. Bc6 {[%emt 0: 00:01]} Ng4 {[%emt 0:00:05]} 46. Ke2 {[%emt 0:00:01]} Nf6 {[%emt 0:00:01]} 47. f3 {[%emt 0:00:01]} Nh7 {[%emt 0:00:02]} 48. f4 {[%emt 0:00:01]} f6 {[%emt 0: 00:03]} 49. Bd7 {[%emt 0:00:03]} Ra6 {[%emt 0:00:03]} 50. f5 {[%emt 0:00:03]} Ra2+ {[%emt 0:00:02]} 51. Kd1 {[%emt 0:00:01]} g5 {[%emt 0:00:02]} 52. Be6 { [%emt 0:00:04]} Ra8 {[%emt 0:00:02]} 53. d6 {[%emt 0:00:02]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "9"] [White "Dubov, Daniil"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "E90"] [WhiteElo "2720"] [BlackElo "2887"] [Annotator "TA"] [PlyCount "107"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,107,21,44,25,45,44,69,50,66,58,51,51,49,49,39,43,60,25,31,27,75,103, 85,82,104,78,79,53,68,64,65,67,59,55,84,33,71,56,92,54,51,57,50,53,53,53,66,71, 91,91,208,124,147,87,225,110,110,110,118,118,293,286,496,495,489,489,475,475, 436,434,472,449,431,412,687,660,1374,1338,1455,1439,5983,5953,10568,8091,12843, 12837,29981,29982,29982,29983,29983,29984,29984,29985,29985,29985,29987,29985] } 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Bd3 Bg4 {has lost popularity (6...c5).} 7. Be2 {E90: King's Indian: Classical: Early deviations and 6 h3.} Nfd7 8. Be3 {[#]} e5 $146 ({Predecessor:} 8... Bxf3 9. Bxf3 Nc6 10. O-O e5 11. d5 Nd4 12. Bg4 c5 13. dxc6 bxc6 14. Rb1 a5 {1-0 (86) Korabliov,A (2414)-Teeriaho,T (2396) ICCF email 2013}) 9. d5 $1 {White is slightly better.} a5 10. Nd2 {And now f3 would win.} Bxe2 11. Qxe2 (11. Nxe2 f5 $11) 11... f5 12. f3 Na6 13. O-O-O Nac5 14. Kb1 a4 15. a3 Rf7 16. exf5 gxf5 17. g4 Qf6 18. gxf5 Qxf5+ 19. Ka2 Qc2 20. Rc1 Qd3 $1 21. Qxd3 Nxd3 22. Rcg1 N7c5 23. Rg3 ({White should try} 23. Rg4 $16) 23... Kh8 24. Rhg1 Bf6 25. Nde4 Nxe4 26. Nxe4 { [#] Black must now prevent Bh6.} Nf4 27. Bxf4 exf4 28. Rg4 Raf8 29. Kb1 b6 30. Kc2 $40 {[%mdl 128] White has strong attack.} ({Of course not} 30. Rxf4 Be5 $11 ) 30... Be7 {[#]} (30... Be5 $16 {was necessary.}) 31. Kd3 (31. Kc3 $1 $18) 31... Bf6 32. R1g2 ({Much worse is} 32. Rxf4 $6 Bxb2 33. Rxf7 Rxf7 $11) (32. Nxf6 $142 {Rg8+ would kill now.} Rxf6 33. Re1) 32... h6 (32... Be5 $16 { was called for.}) 33. Rg6 (33. Rxf4 Be5 $11) (33. Nxf6 $18 {Intending Rg8+ and mate.} Rxf6 34. Kc3) 33... Bg7 $16 34. Re6 Kh7 35. Nc3 Bxc3 $2 (35... Ra8 $16 36. Kc2 Bf6) 36. Kxc3 $18 ({Weaker is} 36. bxc3 Rf5 $16) 36... Rg7 $2 (36... Ra8 {is a better defense.} 37. Rgg6 h5 38. Rh6+ Kg8 39. Rxh5 Rg7) 37. Rxg7+ Kxg7 {[%mdl 4096] Endgame KR-KR} 38. Re7+ Kf6 39. Rxc7 Re8 40. Rd7 Re3+ 41. Kd4 Rxf3 42. Rxd6+ Kf5 (42... Kg7 $142 43. Rxb6 Rf2) 43. Rxb6 Rf1 44. Rb8 Rd1+ 45. Kc5 f3 46. Rf8+ Ke4 47. d6 Rd2 48. Kc6 Rxh2 49. d7 {White mates.} Rd2 50. d8=Q Rxd8 51. Rxd8 h5 52. c5 h4 53. Kb5 f2 54. Rd1 {Accuracy: White = 78%, Black = 40%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "13"] [White "Dubov, Daniil"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "D20"] [WhiteElo "2720"] [BlackElo "2590"] [Annotator "ChessBase"] [PlyCount "107"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. d4 d5 2. c4 {[%emt 0:00:05]} dxc4 {[%emt 0:00:03]} 3. e4 {[%emt 0:00:01]} Nf6 {[%emt 0:00:01]} 4. e5 {[%emt 0:00:01]} Nd5 {[%emt 0:00:01]} 5. Bxc4 { [%emt 0:00:01]} Bf5 {[%emt 0:00:01]} 6. Nc3 {[%emt 0:00:01]} e6 {[%emt 0:00:01] } 7. Bxd5 {[%emt 0:00:03]} exd5 {[%emt 0:00:02]} 8. Nge2 {[%emt 0:00:00]} Qd7 { [%emt 0:00:03]} 9. Be3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:02]} 10. a3 {[%emt 0: 00:02]} Be7 {[%emt 0:00:06]} 11. O-O {[%emt 0:00:02]} O-O {[%emt 0:00:10]} 12. Nf4 {[%emt 0:00:04]} Be6 {[%emt 0:00:04]} 13. b4 {[%emt 0:00:08]} f6 {[%emt 0: 00:07]} 14. Nxe6 {[%emt 0:00:14]} Qxe6 {[%emt 0:00:01]} 15. f4 {[%emt 0:00:09]} fxe5 {[%emt 0:00:11]} 16. fxe5 {[%emt 0:00:01]} Rxf1+ {[%emt 0:00:11]} 17. Qxf1 {[%emt 0:00:02]} Rf8 {[%emt 0:00:22]} 18. Qb5 {[%emt 0:00:10]} Nd8 {[%emt 0:00: 35]} 19. Qxd5 {[%emt 0:00:08]} c6 {[%emt 0:00:00]} 20. Qxe6+ {[%emt 0:00:10]} Nxe6 {[%emt 0:00:00]} 21. d5 {[%emt 0:00:01]} cxd5 {[%emt 0:00:04]} 22. Nxd5 { [%emt 0:00:01]} Bg5 {[%emt 0:00:31]} 23. Bxa7 {[%emt 0:00:28]} Rd8 {[%emt 0:00: 01]} 24. Rd1 {[%emt 0:00:28]} Nc7 {[%emt 0:00:07]} 25. Nc3 {[%emt 0:00:11]} Rxd1+ {[%emt 0:00:03]} 26. Nxd1 {[%emt 0:00:02]} Kf7 {[%emt 0:00:10]} 27. Kf2 { [%emt 0:00:30]} Ke6 {[%emt 0:00:04]} 28. Be3 {[%emt 0:00:08]} Be7 {[%emt 0:00: 13]} 29. Nc3 {[%emt 0:00:10]} Kxe5 {[%emt 0:00:04]} 30. Ke2 {[%emt 0:00:03]} Ne6 {[%emt 0:00:06]} 31. Kd3 {[%emt 0:00:03]} g5 {[%emt 0:00:02]} 32. g3 { [%emt 0:00:05]} g4 {[%emt 0:00:02]} 33. Nb5 {[%emt 0:00:05]} h5 {[%emt 0:00:02] } 34. Nc3 {[%emt 0:00:13]} h4 {[%emt 0:00:03]} 35. gxh4 {[%emt 0:00:03]} Bxh4 { [%emt 0:00:00]} 36. a4 {[%emt 0:00:02]} Be7 {[%emt 0:00:02]} 37. b5 {[%emt 0: 00:01]} Bd8 {[%emt 0:00:15]} 38. Kc4 {[%emt 0:00:04]} Ba5 {[%emt 0:00:03]} 39. Bf2 {[%emt 0:00:02]} Kf4 {[%emt 0:00:15]} 40. Bg3+ {[%emt 0:00:01]} Kf3 { [%emt 0:00:00]} 41. Nd5 {[%emt 0:00:04]} Kg2 {[%emt 0:00:03]} 42. Ne3+ { [%emt 0:00:04]} Kh3 {[%emt 0:00:01]} 43. Kd5 {[%emt 0:00:04]} Ng5 {[%emt 0:00: 02]} 44. Nc4 {[%emt 0:00:00]} Bd8 {[%emt 0:00:06]} 45. a5 {[%emt 0:00:01]} Nf3 {[%emt 0:00:06]} 46. a6 {[%emt 0:00:02]} bxa6 {[%emt 0:00:00]} 47. bxa6 { [%emt 0:00:01]} Nxh2 {[%emt 0:00:01]} 48. Bxh2 {[%emt 0:00:02]} Kxh2 {[%emt 0: 00:01]} 49. a7 {[%emt 0:00:02]} g3 {[%emt 0:00:00]} 50. a8=Q {[%emt 0:00:07]} g2 {[%emt 0:00:01]} 51. Nd2 {[%emt 0:00:02]} Kg3 {[%emt 0:00:06]} 52. Qb8+ { [%emt 0:00:01]} Kf2 {[%emt 0:00:01]} 53. Qf4+ {[%emt 0:00:02]} Ke1 {[%emt 0:00: 04]} 54. Qe3+ {[%emt 0:00:03]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "16"] [White "Korobov, Anton"] [Black "Mamedyarov, Shakhriyar"] [Result "1-0"] [ECO "D02"] [WhiteElo "2667"] [BlackElo "2716"] [Annotator "TA"] [PlyCount "109"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,109,23,0,7,0,15,0,10,8,14,-8,0,0,0,0,15,16,21,9,4,4,7,8,10,2,37,35, 23,22,51,35,36,36,160,160,181,179,179,161,163,157,190,187,187,128,128,123,149, 90,158,117,171,171,165,108,239,157,164,114,210,137,107,90,141,142,121,33,304, 226,372,233,233,189,181,188,190,112,325,268,221,12,12,8,8,0,0,-505,0,0,0,0, 1132,838,29976,29977,29983,29984,29988,29989,29989,29990]} 1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bg6 6. Ne5 Bxd3 {D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. cxd3 c6 8. Nd2 (8. O-O {is more complex.} Bd6 9. Nc3 O-O 10. Rc1 Ne8 11. Na4) 8... Bd6 {The position is equal.} 9. O-O O-O {[#]} 10. Qf3 $146 ({Predecessor:} 10. Rc1 Na6 11. a3 c5 12. Ndf3 Rc8 13. Re1 b6 14. Qa4 Nc7 15. Nc6 Qd7 16. Bxd6 Qxd6 17. dxc5 bxc5 {1-0 (35) Ong,A (1361)-Hardwick,M (1122) ICCF email 2018}) 10... Qc7 11. Qh3 Nbd7 { [%cal Rd7e5]} 12. Ndf3 Rfe8 13. g4 {Hoping for g5.} Nf8 14. g5 $36 {[%mdl 2048] Black is under pressure.} N6d7 15. Qg3 Nxe5 16. dxe5 Be7 17. h4 a5 18. h5 a4 19. Nh2 {[%cal Bf3h2,Bh2g4,Bg4f6][%mdl 32]} Qb6 20. Rab1 Kh8 21. Ng4 Qd8 {[#]} (21... Nd7 $14) 22. Nf6 $1 $16 {[%mdl 512]} Nd7 (22... Bxf6 23. gxf6) 23. Nxe8 Qxe8 24. Rfc1 c5 25. e4 d4 26. b3 axb3 27. Rxb3 (27. axb3 $18 Ra3 28. Qg4) 27... b6 28. Rc2 Ra4 29. Kg2 (29. Bc1 $142) 29... Bd8 ({Black should play} 29... g6) 30. Bd2 Kg8 (30... Bc7 $16 {was necessary.}) 31. f4 $18 Be7 32. f5 ( 32. Rbb2 $18) 32... Qa8 (32... c4 $16) 33. f6 Bf8 34. Rbb2 c4 {White should prevent ...c3.} 35. Rxc4 Rxc4 36. dxc4 Qxe4+ 37. Qf3 Qxe5 38. Rb5 (38. fxg7 $16 Bxg7 39. Bc1) 38... Bc5 $2 {[%mdl 8192]} (38... Qc7 $14) 39. fxg7 Kxg7 (39... Qxg7 $142 40. a4 Qf8) 40. h6+ Kg6 41. Qd3+ Qf5 {[#]} 42. Qxf5+ $1 Kxf5 { [%mdl 4096] Endgame KRB-KBN} 43. a4 ({Better is} 43. Bb4 $18) 43... Ke4 $2 ( 43... e5 $16) 44. a5 bxa5 {[#] ...a4 is the strong threat.} 45. Bxa5 $2 (45. g6 $1 $18 {[%cal Rg6h7]} fxg6 46. Bxa5) 45... d3 $1 $11 46. Rb7 Ne5 47. Bc3 Bd4 $1 {[%cal Rd4c3]} 48. Bxd4 $2 {[%mdl 8192]} (48. Bb4 $11 {and White stays safe.}) 48... Kxd4 $2 {KR-KN} ({Black should try} 48... d2 $19 49. Bxe5 d1=Q) 49. Kf2 { Threatens to win with c5!} Kc3 50. Ra7 {Black must now prevent c5.} d2 $2 { [%mdl 8192]} (50... Ng4+ $11 51. Kf3 (51. Ke1 $2 d2+ 52. Ke2 Nf2 $19) 51... d2) 51. Ke2 $18 Nxc4 52. Rxf7 {White mates.} Ne5 53. Rxh7 Nc4 54. Rc7 e5 {[#]} 55. Rxc4+ $1 {[%mdl 576] Promotion. Accuracy: White = 62%, Black = 58%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "14"] [White "Grischuk, Alexander"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "B04"] [WhiteElo "2765"] [BlackElo "2720"] [Annotator "TA"] [PlyCount "109"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,109,44,34,48,43,41,37,42,44,47,47,57,42,32,34,45,53,54,40,61,24,31, 10,11,0,0,0,14,0,23,31,42,41,50,20,100,43,68,18,79,75,87,84,255,208,207,208, 954,143,29983,104,96,72,73,84,215,114,126,116,170,137,392,387,367,285,328,277, 266,159,304,305,370,366,440,422,460,407,457,409,737,736,29975,29976,29969,5397, 29989,29990,29990,1173,1173,1160,1159,1132,29998,29998]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Ng5 e6 8. Qf3 Qe7 9. Ne4 $1 { Threatens to win with Bg5.} h6 {B04: Alekhine's Defence: 4 Nf3.} 10. exd6 cxd6 11. Bf4 d5 {White is slightly better.} 12. Nd6+ Kf8 13. c3 {[#]} h5 $146 ({ Predecessor:} 13... Nc6 14. O-O g5 15. Nxc8 Nxc8 16. Be3 f5 17. Nd2 Nd6 18. Rae1 Bf6 19. Qd1 Na5 {1/2-1/2 (39) Roesch M,H (2410)-Pavlov,V (2415) ICCF email 2018}) 14. Nd2 Nc6 15. O-O g5 16. Nxc8 Nxc8 17. Be3 $1 Nd6 18. Rfe1 g4 19. Qe2 Bh6 20. Nf1 Qf6 21. Bc2 Ne7 22. Bd3 Nef5 23. Bxh6+ Rxh6 24. Qd2 Kg7 25. Re5 Rg8 (25... Rah8 $11) 26. Rae1 (26. Ng3 $16) 26... Kh8 27. a4 Qg7 (27... h4 $11 {remains equal.}) 28. Qf4 $16 h4 29. Ne3 {[%cal Re3f5]} g3 $2 (29... Qg5 $16 {was called for.} 30. Qxg5 Rxg5) 30. fxg3 (30. Nxf5 $6 gxh2+ 31. Qxh2 Nxf5 $16) 30... hxg3 31. h3 {[%cal Re3f5]} Rh4 $2 {[#]} (31... Nxe3 32. R1xe3 (32. R5xe3 Qf6 $16) 32... Qf6 33. Qxf6+ Rxf6) 32. Qf3 $2 ({Not} 32. Nxf5 Rxf4 33. Nxg7 Rxg7 $14) (32. Qxh4+ $1 $18 {[%mdl 512] and the rest is easy.} Qh6 (32... Nxh4 33. Rh5+) 33. Qxh6+ Nxh6 34. Rf1) 32... Nxe3 $2 {[%mdl 8192]} (32... Nh6 $16 33. Rd1 Nc8) 33. R1xe3 $2 (33. Rh5+ {mates} Qh7 34. Qf6+ {[%mdl 64] Double Attack} Rg7 35. Qd8+ Ne8 36. Rxh4 Qxh4 37. Qxh4+ Kg8 38. Qd8 $1 {[%mdl 512]}) 33... Qh6 34. Qe2 Rg5 35. Rf3 Rhh5 {[#]} (35... Rg7 $16 {was necessary.}) 36. Rxg5 (36. Rxg3 $1 $18 {[%mdl 512]} Nf5 (36... Rxg3 37. Rxh5) 37. Rxg5 Rxg5 38. Bxf5 Rxf5 39. Rxf5 exf5 40. Qe5+ Kg8 41. Kh2 (41. Qxf5 Qc1+ 42. Kh2 Qxb2 $16)) 36... Rxg5 37. Qe3 Qg7 (37... Qh4 $16 {keeps fighting.} 38. b3 Kg8) 38. Qf4 Nf5 $2 {[%mdl 8192]} (38... e5 $16 39. dxe5 Qxe5 40. Qxe5+ Rxe5) 39. Bxf5 $18 exf5 {[%mdl 4096] Endgame KQR-KQR} 40. Re3 {And now Qh4+ would win.} Kh7 41. Kf1 Qg6 42. Ke2 (42. Ke1 $18) 42... Qh5+ (42... Qb6 $16) 43. Kd2 Rg7 44. Re5 Rg5 45. Rxd5 Qg6 46. Re5 Qf6 47. Re3 Qg6 (47... Qd8 $142 48. Kc2 Qf6) 48. d5 f6 49. d6 Qg8 50. d7 (50. Re7+ $142 Kh6 51. d7 Kh5 52. Qf3+ {[%mdl 64] Double Attack} Kh6 53. Re8 Qb3 54. d8=Q Qxb2+ 55. Kd3) 50... Kg6 {[#]} 51. Qd6 $1 f4 {[#]} 52. d8=Q (52. Re6 $142 $1 Kh6 53. d8=Q Qxd8 54. Qxd8 Rg6 55. Rxf6 Rxf6 56. Qxf6+ { [%mdl 64] Double Attack} Kh7 57. h4) 52... fxe3+ 53. Kxe3 Re5+ 54. Kd2 Qb3 55. Q8xf6+ {Accuracy: White = 59%, Black = 37%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "2"] [White "Le, Quang Liem"] [Black "Carlsen, Magnus"] [Result "0-1"] [ECO "E16"] [WhiteElo "2690"] [BlackElo "2887"] [Annotator "TA"] [PlyCount "120"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,120,9,9,9,4,7,10,11,20,19,31,14,20,10,15,13,12,14,8,10,9,0,0,0,0,0, 12,0,0,0,0,0,0,-84,0,0,0,0,0,-17,-3,-64,-63,-65,-10,-18,-15,-15,-15,-15,0,-15, -15,-30,-30,-65,0,-65,-65,-72,-65,-65,-31,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2, -2,-3,0,-320,-330,-293,-277,-306,-238,-454,-451,-452,-460,-456,-439,-388,-338, -12841,-12841,-12841,-12838,-12842,-12843,-12843,-12841,-12845,-12845,-12845, -12843]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Nbd2 O-O 6. Bg2 b6 7. O-O Bb7 8. b3 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} a5 9. Bb2 a4 10. a3 { The position is equal.} Bxd2 11. Nxd2 axb3 12. Nxb3 {[#]} Qc8 $146 ({ Predecessor:} 12... Bc6 13. c5 Ba4 14. cxb6 cxb6 15. Qd3 Nc6 16. Nd2 Qd7 17. Bc3 Rfc8 18. Rfc1 h6 19. e3 Na7 20. Bb4 Rxc1+ 21. Rxc1 Rc8 22. Rxc8+ Qxc8 23. Qc3 Qd7 24. Bf1 {1/2-1/2 (24) Shevchenko,K (2569)-Sargsyan,S (2489) Kirishi 2018}) 13. Rc1 dxc4 {[#] ...Bxg2 is the strong threat.} 14. Bxb7 Qxb7 15. Rxc4 Nbd7 16. Qc2 Rfc8 17. Rc1 {[%cal Rc4c7]} Ne8 18. a4 h6 19. Nd2 Qa6 20. e3 Ra7 21. Ne4 Rca8 22. h4 Qb7 23. Bc3 (23. Rb4 $11 {keeps the balance.}) 23... Nd6 ({ Better is} 23... f5 $17 24. Nd2 Nd6) 24. Nxd6 $11 cxd6 25. Be1 d5 26. Rb4 Qa6 27. Qc6 (27. g4 $11) 27... Qe2 $15 28. Kg2 Nf6 ({Black should play} 28... g5 $15 29. Qc2 Qxc2 30. Rxc2 Rxa4) 29. Qc2 $11 Qxc2 30. Rxc2 Rxa4 31. Rxb6 Ra2 32. Rbc6 g5 33. hxg5 hxg5 34. f3 R8a3 (34... g4 $15) 35. Bf2 (35. g4 $11) 35... g4 $15 36. fxg4 Nxg4 37. Kf3 Rxc2 (37... Nf6 {is more complex.} 38. Rc7 Ne4 39. g4 Kg7 40. Bh4 Ra1) 38. Rxc2 {[%mdl 4096] Endgame KRB-KRN} Nf6 39. g4 Ra1 40. Bg3 Ne4 41. Be5 Kh7 42. Kg2 Kg6 43. Bf4 f6 44. Rb2 Rd1 45. Rc2 Rd3 46. Re2 Nd2 47. Kf2 Nc4 {Threatens to win with ...e5.} 48. Bg3 $2 {[%mdl 8192]} (48. Ra2 $11 { and White is okay.}) 48... Kg5 $19 49. Kf3 Nd2+ 50. Kg2 Kxg4 51. Bf4 $2 (51. Rf2 {keeps fighting.}) 51... Nc4 52. Kf2 Kf5 53. Kf3 e5 54. dxe5 fxe5 55. Bg3 $2 (55. Bh6) 55... d4 {Black is clearly winning.} 56. Bf2 Rb3 57. Re1 e4+ 58. Kg2 d3 59. Rc1 {[#]} d2 $1 60. Rd1 Kg4 {Accuracy: White = 78%, Black = 89%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "8"] [White "Korobov, Anton"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "D20"] [WhiteElo "2667"] [BlackElo "2590"] [Annotator "TA"] [PlyCount "119"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,119,25,8,21,12,24,20,20,11,14,0,0,0,-12,-12,-13,0,-2,-45,-38,-61,-42, -58,-77,-54,-73,-70,-29,-29,-16,-19,-30,-25,-38,-20,-28,-75,-79,-124,-67,-88, 12,-144,23,19,28,19,25,26,26,0,124,27,304,234,197,180,593,593,593,593,730,593, 924,908,774,675,610,584,615,8,29987,2383,29986,29978,29978,29979,29971,2890, 29956,29962,29961,29960,29976,29971,29971,29972,29972,29973,29973,29974,29974, 29975,29975,29976,29976,29977,29976,29977,29979,29980,29981,29982,29982,29982] } 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Bf5 6. Ne2 e6 7. Nbc3 Nb6 8. Bb3 Nc6 9. O-O Qd7 {D20: Queen's Gambit Accepted: 3 e3 and 3 e4.} 10. Be3 O-O-O 11. Qc1 Kb8 {The position is equal.} 12. Rd1 Qe8 {[#]} 13. a4 $5 $146 {[%mdl 8] Threatens to win with a5. New and interesting.} ({Predecessor:} 13. Nf4 f6 14. exf6 gxf6 15. d5 exd5 16. Ncxd5 Nxd5 17. Bxd5 Bd6 18. Qc3 Be4 19. Qc4 {1/2-1/2 (21) Fridman,D (2627)-Dziuba,M (2582) Germany 2020}) 13... Bb4 14. Bc2 Bxc2 15. Qxc2 f6 16. exf6 gxf6 17. Ne4 Nd5 18. Rac1 Rg8 19. Nf4 Nxf4 20. Bxf4 {[#]} Qg6 $1 {[%csl Gg8][%cal Rg6g2][%mdl 512]} 21. g3 Qf5 $40 {[%mdl 128] White must now prevent ...Qxf4. Black has some attack.} 22. Be3 $1 h5 23. Nc5 {Strongly threatening Na6+!} Qxc2 24. Rxc2 Bxc5 $1 25. Rxc5 e5 26. d5 Ne7 27. a5 Rd7 ( 27... b6 $17 28. Rb5 Kb7 29. axb6 axb6) 28. f4 e4 (28... h4 $17 29. fxe5 fxe5) 29. Bd4 $2 (29. d6 $1 $11) 29... Rxd5 $2 ({Stronger than} 29... Nxd5 30. Rxd5 $1 {[%mdl 512]} Rxd5 31. Bxa7+ $1 {[%mdl 512]} Kxa7 32. Rxd5 $14) (29... b6 $1 $17 {[%cal Rb6c5]} 30. axb6 axb6) 30. Rxd5 $11 Nxd5 {[#]} 31. Bxa7+ $1 { [%mdl 512]} Kxa7 32. Rxd5 $17 {[%mdl 4096] Endgame KR-KR} h4 $1 33. Kf2 Ka6 ( 33... hxg3+ $11 {remains equal.} 34. hxg3 e3+ {[%mdl 64] Decoy} 35. Kxe3 Rxg3+ 36. Ke4 Rb3) 34. Rf5 {White now steadily converts the win.} ({White has to play } 34. gxh4 $16 {Rf5 is the strong threat.} Rg4 35. Rf5) 34... Rd8 $2 {[%mdl 8192]} (34... hxg3+ $11 35. hxg3 Rg6) 35. gxh4 Rd2+ 36. Kg3 e3 $2 (36... Rxb2 { is a better chance.} 37. h5 (37. Rxf6+ Kxa5 38. h5 Rb3+ 39. Kh4 c5 $16) 37... Rb3+ 38. Kg4 Rb2) 37. Rxf6+ $18 Kxa5 38. Re6 Rxb2 39. h5 Rb5 40. Re5 c5 41. h6 Rb6 42. Rxc5+ Kb4 {[#]} 43. Rh5 $2 ({White must play} 43. h7 $1 $18 Rh6 44. Rc7 ) 43... Kc3 $2 {[%mdl 8192]} (43... Re6 $11 44. Re5 Rg6+ 45. Kf3 Rxh6) 44. Kf3 (44. h7 $142 Kb3 45. h8=Q Rg6+ 46. Rg5 Rxg5+ 47. fxg5 Kc2 48. g6 e2 49. Kf2) 44... Re6 45. Ke2 Re8 46. h7 Rh8 47. Kxe3 (47. f5 $142 Kd4 48. f6 Ke4 49. f7 Kd4 50. Rg5 Kc3 51. Kxe3 b6 52. Rg8 Rxh7 53. f8=Q) 47... b5 48. Rxb5 {White mates.} Rxh7 49. f5 Rxh2 50. Ke4 Kc4 51. Ra5 Re2+ 52. Kf4 Rf2+ 53. Kg5 Rg2+ 54. Kf6 Re2 55. Kf7 Kb4 56. Ra6 Kc5 57. f6 Kd5 58. Kf8 Rf2 59. f7 Rf1 60. Rg6 { Accuracy: White = 65%, Black = 54%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "6"] [White "Anton Guijarro, David"] [Black "Svidler, Peter"] [Result "0-1"] [ECO "B08"] [WhiteElo "2590"] [BlackElo "2754"] [Annotator "TA"] [PlyCount "120"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,120,31,34,39,30,30,41,36,36,36,47,34,37,38,37,27,64,62,56,29,30,33, 39,26,68,64,101,100,150,43,73,77,84,22,12,-9,0,0,0,0,0,-27,-19,-84,0,-7,-2,-42, 148,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-133,-133,-166,-8,-14,-8,-8,-8,-8, -8,-8,-8,-8,-8,-134,-134,-134,-133,-134,-134,-29960,-6782,-6606,-6287,-29973, -29974,-29976,-29975,-29976,-29976,-29978,-29979,-29979,-29980,-29981,-29982, -29982,-29983,-29984,-29985,-29987,-29988]} 1. Nf3 g6 2. e4 Nf6 3. Nc3 d6 4. d4 Bg7 5. Be2 O-O 6. O-O Nbd7 7. e5 Ne8 8. Bf4 c6 {8...Nb6 is vanishing.} 9. Re1 { B08: Pirc Defence: Classical System.} dxe5 10. dxe5 Nc7 11. Bg3 {White is slightly better.} Ne6 12. a4 Qa5 13. Bc4 Nb6 14. Ba2 Rd8 15. Qe2 {[#]} Nd5 $146 ({Predecessor:} 15... Bd7 16. Qe4 Nc8 17. b4 Qc7 18. Rad1 a5 19. b5 Nb6 20. Nd4 c5 21. Nf3 c4 {1-0 (40) Fox,A (2112)-Salem,I (2201) London 2001}) 16. Nxd5 cxd5 17. Red1 b6 18. c3 Qc5 19. Nd4 Nxd4 20. Rxd4 Be6 21. Rad1 h5 22. Qb5 (22. c4 $16) 22... a6 23. Qe2 b5 24. a5 (24. axb5 $1 $16 axb5 25. Bb3) 24... Qc7 $11 25. Bxd5 Rxd5 26. Rxd5 Bxd5 27. Rxd5 e6 28. Rd1 Qxa5 29. Bh4 (29. Qd2 $11 { keeps the balance.}) 29... Qa4 (29... b4 $1 $17) 30. g3 Bxe5 31. Rd7 (31. Rd2 $5 {[%cal Re2e5]} Bg7 32. Qf3 $11) 31... Bg7 $2 {[#]} (31... b4 $15 {stays ahead.} 32. Rb7 Rb8 33. Rxb8+ Bxb8) 32. Rxf7 (32. Qf3 $1 $16 {[%mdl 512]} Rf8 33. Be7) 32... Kxf7 33. Qf3+ {[%mdl 64] Double Attack} Kg8 34. Qxa8+ Kh7 35. Kg2 Qa2 36. Qb7 Qd5+ 37. Qxd5 exd5 {[%mdl 4096] Endgame KB-KB} 38. Kf3 d4 39. cxd4 Bxd4 40. b3 {[#]} (40. b4 $1 $11 {was the only way to keep the balance.}) 40... a5 $1 $17 41. Be7 Bb2 $2 (41... Kg8 $19 42. Ke2 Kf7) 42. Ke2 a4 43. bxa4 bxa4 {White must now prevent ...g5.} 44. Kd3 Kg8 45. Kc4 Kf7 46. Bc5 Ke6 47. Kb4 (47. Be3 $11) 47... Kd5 {...a3 is the strong threat.} 48. Be7 a3 {( -> ... a2)} 49. Kb3 Ke4 50. f4 $2 {[%mdl 8192] [#] This costs White the game.} ({ But not} 50. Bxa3 $2 Bxa3 51. Kc4 Kf3 $19) (50. h3 $17) 50... Kf3 $1 {[%cal Rf3g2]} 51. Bd6 Kg2 52. h4 Kf3 {Black mates.} 53. Be5 Bc1 54. Bc7 Be3 55. Kxa3 Bf2 56. Kb3 Bxg3 57. Kc4 Bxh4 58. Kd5 Bg3 59. Ke6 h4 60. Kf6 h3 {Accuracy: White = 59%, Black = 75%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "12"] [White "Le, Quang Liem"] [Black "Svidler, Peter"] [Result "1-0"] [ECO "A16"] [WhiteElo "2690"] [BlackElo "2754"] [Annotator "TA"] [PlyCount "121"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,121,50,0,10,0,0,-6,-7,-6,-5,-22,-26,-59,-31,-22,-12,-22,-22,-21,15, 12,7,0,8,8,21,22,24,-7,68,62,59,73,120,109,121,125,144,85,193,85,85,85,216,187, 309,166,234,218,211,157,152,144,159,122,159,75,74,74,187,179,166,119,172,120, 118,118,205,205,208,201,3040,1908,5907,5854,4776,4926,29950,2396,29961,29964, 29963,29965,29959,29965,29966,29967,29965,29967,29968,29965,29966,0,29967, 29969,29974,29969,29968,29966,29969,29971,29972,29965,29974,29975,29970,29970] } 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Nd7 8. Bf4 c6 9. Kc2 f6 {A16: English Opening: 1...Nf6 with ...d5.} 10. e5 $5 { [%mdl 4] An interesting side line.} g5 11. Bg3 g4 {The position is equal.} 12. Nh4 Nxe5 13. Bxe5 fxe5 {[#]} 14. h3 $146 ({Predecessor:} 14. Bd3 Bg7 15. Nf5 O-O 16. Nxe7+ Kh8 17. Nxc8 Rxf2+ 18. Kb3 Rxc8 19. Be4 Rd8 20. Rad1 {0-1 (34) Atalik,E (2400)-Howell,D (2519) Ottawa 2007}) 14... Bg7 {Strongly threatening . ..Rf8.} 15. hxg4 Bxg4 16. Bd3 Bf6 17. Nf5 Rd8 18. Ne3 Be6 19. Bxh7 Kf7 20. Bf5 Bg5 {White must now prevent ...Bxf5+.} 21. Bxe6+ Kxe6 22. Rae1 e4 (22... Rxh1 $11 23. Rxh1 Bxe3 24. fxe3 Rf8) 23. Rxh8 $14 Rxh8 {[%mdl 4096] Endgame KRB-KRN} 24. Nf1 Ke5 25. f3 Rh1 26. Rxe4+ Kf6 27. Ne3 ({Better is} 27. Ng3 $1 {[%cal Rg3h1]} Rg1 28. Rg4) 27... Rg1 (27... Bxe3 $16 28. Rxe3 b5) 28. Ng4+ (28. f4 $18 {has better winning chances.} Bh4 29. g4) 28... Kf5 $16 29. Re2 b5 (29... Bf4 $16) 30. Kb3 a5 (30... Bf4 $142 31. Kb4 (31. Rxe7 Rxg2 32. Rf7+ Kg5 $16) 31... Bd6+ 32. Ka5 Ra1) 31. a4 (31. Ne5 $142) 31... Bf4 (31... Bf6 $142 32. Nh6+ Kg6) 32. Rxe7 $18 Rxg2 33. axb5 cxb5 34. Rb7 b4 35. cxb4 axb4 36. Rb5+ ({ Don't play} 36. Rxb4 $6 Rg3 $11) (36. Rf7+ $142 $1 Kg5 37. Ne3 $1 {[%mdl 512]} (37. Kxb4 Rxb2+ 38. Kc4 Rc2+ 39. Kd5 Rd2+ 40. Ke4 Re2+ 41. Kd5 Rd2+ 42. Kc6 Rc2+ 43. Kb7 Rb2+ 44. Kc6 Rc2+ 45. Kd5 Rd2+ $11)) 36... Ke6 $16 37. Rxb4 Bd6 ( 37... Bc1 $16) 38. Re4+ $18 Kd7 39. Kc3 Kc6 {[#]} (39... Rg3 $16 {was called for.}) 40. b3 (40. Ne5+ $1 $18 Kb5 41. Nd3) 40... Rg3 $16 41. Re3 Bc5 {[#]} ( 41... Rg1 $16 42. Nf6 Rg5) 42. Rd3 $1 $18 Rg1 43. Ne5+ Kb5 $2 (43... Kc7 44. Rd7+ Kc8) 44. Rd5 Kb6 45. Nd7+ Kc6 46. Rxc5+ Kxd7 {KR-KR} 47. f4 (47. b4 $142 Rf1 48. Rf5 Ke6 49. Rf4 Rc1+ 50. Kd4 Kd6 51. Rf6+ Ke7 52. Rf5) 47... Kd6 48. b4 Rc1+ 49. Kd4 Rd1+ 50. Kc4 Rf1 51. f5 Rf4+ 52. Kb5 Rh4 53. Ka5 Rf4 54. Kb5 Rh4 $1 55. f6 {White mates.} Rf4 56. Rc6+ Kd5 57. Ra6 Rf1 58. Ka5 Ra1+ 59. Kb6 Rf1 60. Kc7 Kc4 61. Kd7 {Accuracy: White = 72%, Black = 48%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "11"] [White "Carlsen, Magnus"] [Black "Le, Quang Liem"] [Result "1-0"] [ECO "C47"] [WhiteElo "2887"] [BlackElo "2690"] [Annotator "ChessBase"] [PlyCount "125"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [TimeControl "180+2"] 1. e4 e5 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:02]} 4. h3 {[%emt 0:00:01]} Bb4 {[%emt 0:00:03]} 5. Nd5 { [%emt 0:00:01]} Bc5 {[%emt 0:00:09]} 6. c3 {[%emt 0:00:01]} O-O {[%emt 0:00:08] } 7. b4 {[%emt 0:00:17]} Bb6 {[%emt 0:00:11]} 8. Nxb6 {[%emt 0:00:08]} axb6 { [%emt 0:00:00]} 9. d3 {[%emt 0:00:02]} d5 {[%emt 0:00:06]} 10. Qc2 {[%emt 0:00: 01]} h6 {[%emt 0:00:15]} 11. Be2 {[%emt 0:00:02]} b5 {[%emt 0:00:12]} 12. O-O { [%emt 0:00:02]} Be6 {[%emt 0:00:05]} 13. Be3 {[%emt 0:00:17]} Qd7 {[%emt 0:00: 22]} 14. Rfd1 {[%emt 0:00:06]} Rfd8 {[%emt 0:00:01]} 15. a4 {[%emt 0:00:05]} bxa4 {[%emt 0:00:16]} 16. b5 {[%emt 0:00:03]} Ne7 {[%emt 0:00:23]} 17. Rxa4 { [%emt 0:01:26]} Qxb5 {[%emt 0:00:13]} 18. Rb4 {[%emt 0:00:10]} Qa6 {[%emt 0:00: 07]} 19. Nxe5 {[%emt 0:00:04]} dxe4 {[%emt 0:00:27]} 20. dxe4 {[%emt 0:00:03]} Rxd1+ {[%emt 0:00:02]} 21. Qxd1 {[%emt 0:00:07]} Qa1 {[%emt 0:00:05]} 22. Rb1 { [%emt 0:00:05]} Qa3 {[%emt 0:00:15]} 23. Qd4 {[%emt 0:00:19]} b6 {[%emt 0:00: 01]} 24. f3 {[%emt 0:00:07]} Qa2 {[%emt 0:00:02]} 25. Qd1 {[%emt 0:00:01]} Qa5 {[%emt 0:00:05]} 26. Qd4 {[%emt 0:00:08]} Qa2 {[%emt 0:00:05]} 27. Qd3 { [%emt 0:00:00]} Nd7 {[%emt 0:00:06]} 28. Nxd7 {[%emt 0:00:02]} Bxd7 {[%emt 0: 00:00]} 29. Bf1 {[%emt 0:00:01]} Be6 {[%emt 0:00:02]} 30. Rd1 {[%emt 0:00:01]} Ng6 {[%emt 0:00:02]} 31. f4 {[%emt 0:00:02]} Bb3 {[%emt 0:00:02]} 32. Rd2 { [%emt 0:00:02]} Qa1 {[%emt 0:00:00]} 33. Kh2 {[%emt 0:00:11]} Qe1 {[%emt 0:00: 06]} 34. Bf2 {[%emt 0:00:02]} Qc1 {[%emt 0:00:01]} 35. Bg3 {[%emt 0:00:01]} Bc4 {[%emt 0:00:02]} 36. Qxc4 {[%emt 0:00:03]} Qxd2 {[%emt 0:00:00]} 37. Qxc7 { [%emt 0:00:01]} Qd8 {[%emt 0:00:08]} 38. Qb7 {[%emt 0:00:05]} Rb8 {[%emt 0:00: 01]} 39. Qa6 {[%emt 0:00:01]} Ra8 {[%emt 0:00:02]} 40. Qb5 {[%emt 0:00:01]} Rc8 {[%emt 0:00:01]} 41. f5 {[%emt 0:00:01]} Ne7 {[%emt 0:00:02]} 42. Bc4 {[%emt 0: 00:02]} Qe8 {[%emt 0:00:01]} 43. Qb3 {[%emt 0:00:02]} Nc6 {[%emt 0:00:01]} 44. Bd5 {[%emt 0:00:01]} Ne5 {[%emt 0:00:05]} 45. Qxb6 {[%emt 0:00:01]} Kh8 { [%emt 0:00:02]} 46. Qd4 {[%emt 0:00:02]} f6 {[%emt 0:00:01]} 47. c4 {[%emt 0: 00:01]} Qe7 {[%emt 0:00:01]} 48. Bxe5 {[%emt 0:00:02]} fxe5 {[%emt 0:00:00]} 49. Qe3 {[%emt 0:00:01]} Qg5 {[%emt 0:00:02]} 50. Qxg5 {[%emt 0:00:01]} hxg5 { [%emt 0:00:00]} 51. Kg3 {[%emt 0:00:01]} Kh7 {[%emt 0:00:01]} 52. Kg4 {[%emt 0: 00:01]} Kh6 {[%emt 0:00:00]} 53. h4 {[%emt 0:00:01]} gxh4 {[%emt 0:00:01]} 54. Kxh4 {[%emt 0:00:00]} g5+ {[%emt 0:00:02]} 55. Kg4 {[%emt 0:00:01]} Rc7 { [%emt 0:00:01]} 56. f6 {[%emt 0:00:01]} Kg6 {[%emt 0:00:01]} 57. f7 {[%emt 0: 00:00]} Rc8 {[%emt 0:00:04]} 58. c5 {[%emt 0:00:02]} Kf6 {[%emt 0:00:02]} 59. c6 {[%emt 0:00:00]} Kg6 {[%emt 0:00:04]} 60. Be6 {[%emt 0:00:02]} Rh8 {[%emt 0: 00:05]} 61. c7 {[%emt 0:00:01]} Kf6 {[%emt 0:00:01]} 62. c8=Q {[%emt 0:00:01]} Rxc8 {[%emt 0:00:00]} 63. Bxc8 {[%emt 0:00:00]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "8"] [White "Carlsen, Magnus"] [Black "Xiong, Jeffery"] [Result "1-0"] [ECO "D02"] [WhiteElo "2887"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "135"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,135,-15,-10,-56,-50,-40,-47,-72,-70,-83,-60,-67,0,0,0,0,12,0,50,18,23, 19,19,12,20,16,25,11,5,15,23,18,18,25,19,19,22,9,20,16,35,27,29,27,91,96,121, 52,51,54,52,45,56,39,74,52,71,66,100,55,90,55,77,78,90,86,91,27,22,38,143,100, 106,29,20,22,41,35,63,57,67,47,24,22,33,0,612,94,94,55,94,0,0,0,0,0,94,0,0,0,0, 0,0,0,0,0,0,0,114,122,42,130,116,127,131,155,510,509,637,628,1085,1000,6383, 6311,6119,6119,29983,29982]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Ne5 Nfd7 {[#]} 6. c4 $146 {D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (6. g4 {with more complications.} Be4 7. f3 Bg6 8. Nxg6 hxg6 9. Nc3) ({Predecessor:} 6. g4 Bg6 7. Nxg6 hxg6 8. c4 dxc4 9. Bxc4 Nb6 10. Bb3 Bd6 11. Qf3 Qf6 12. Nd2 Bxf4 13. Ne4 {0-1 (50) Olcum,A (2320)-Eren,A (2171) Antalya 2019}) 6... Nxe5 7. Bxe5 Nc6 8. Bg3 {Black is slightly better.} Nb4 9. Na3 c6 10. Be2 {[#]} Be7 (10... h5 $1 $15 {[%mdl 512]} 11. h4 (11. Bxh5 Nd3+) 11... Bd6) 11. O-O $11 O-O 12. Qd2 a5 13. Rfc1 b6 14. cxd5 exd5 15. Nb1 { White wants to play a3.} Qd7 16. Nc3 Na6 17. a3 Qb7 18. Bd3 Bxd3 19. Qxd3 Rfc8 20. Rc2 Nc7 21. Bxc7 Rxc7 22. Rac1 Rac8 23. Qf5 Bd6 24. g3 b5 25. a4 b4 26. Ne2 b3 (26... g6 $11 {keeps the balance.} 27. Qf6 Be7) 27. Rc3 $16 Qb4 28. Qd3 (28. Ra1 $1 $16) 28... Qxa4 $14 29. Rxb3 Bb4 30. Nf4 g6 31. h4 Rd7 32. Kg2 Kg7 33. h5 Rb8 34. Rh1 Rd6 35. Qd1 Rf6 36. Nd3 Qb5 37. h6+ Kg8 38. Qc2 (38. Nc5 $1 $16) 38... Qc4 $11 39. Rc1 Qa6 (39... Qxc2 $14 40. Rxc2 g5) 40. Ne5 {Strongly threatening Nd7.} Rc8 41. Qd3 (41. e4 $16) 41... Qb7 $1 42. Qd1 Qe7 43. Qg4 Rc7 44. Nd3 Rf5 45. Nxb4 axb4 46. Rc5 Qf6 47. Qe2 {Hoping for g4.} Rb7 $2 {[%mdl 8192]} (47... Rh5 $11) 48. Ra5 $2 (48. g4 $18 {and the rest is easy.}) 48... Qd8 $16 49. Ra4 Rh5 {[#]} 50. Raxb4 (50. Qa6 $1 $16 {[%cal Ra6b7]} Qc8 51. Qa8 {[%mdl 64] Back Rank} (51. Kg1 Rxh6 52. Qe2 Qf5 $17)) 50... Rxb4 $11 51. Rxb4 Rxh6 $16 {[%mdl 4096] Endgame KQR-KQR} 52. Qf3 Kg7 {[#]} (52... Qe7 $11 53. Rb8+ Kg7) 53. Qf4 ({White should play} 53. Rb7 $1 $16 {[%mdl 512]} Qe8 54. Qf4) 53... Qd7 $11 54. Qe5+ f6 55. Qb8 $40 {[%mdl 128] White is up to no good.} Qh3+ 56. Kf3 Qf5+ 57. Ke2 {Threatening mate with Rb7+.} Qc2+ 58. Kf3 {[%cal Rb4b7]} Qd1+ (58... Qe4+ $11 59. Ke2 Qc2+ 60. Kf3 Qe4+ 61. Ke2 Qc2+) 59. Kf4 $16 { [%cal Rb4b7]} g5+ 60. Kf5 {[%cal Rb4b7]} Qd3+ 61. Ke6 {Rb7+ would kill now.} Qe4+ 62. Kd7 f5 $2 {This move loses the game for Black.} (62... Kf7 $16) 63. Qe5+ $18 Kf7 64. Rb8 Qxe5 65. dxe5 Re6 {[#]} 66. Rf8+ $1 {[%mdl 576] Deflection } Kxf8 67. Kxe6 f4 68. Kd7 {Accuracy: White = 66%, Black = 58%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "7"] [White "Svidler, Peter"] [Black "Grischuk, Alexander"] [Result "1-0"] [ECO "D02"] [WhiteElo "2754"] [BlackElo "2765"] [Annotator "ChessBase"] [PlyCount "139"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "180+2"] 1. Nf3 d5 2. g3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:24]} 3. d4 {[%emt 0:00:04]} Bg4 {[%emt 0:00:01]} 4. Bg2 {[%emt 0:00:01]} e6 {[%emt 0:00:01]} 5. O-O { [%emt 0:00:04]} Bd6 {[%emt 0:00:01]} 6. Nbd2 {[%emt 0:00:04]} Nf6 {[%emt 0:00: 02]} 7. c4 {[%emt 0:00:08]} O-O {[%emt 0:00:01]} 8. b3 {[%emt 0:00:11]} Nb8 { [%emt 0:01:14]} 9. h3 {[%emt 0:01:24]} Bh5 {[%emt 0:00:08]} 10. g4 {[%emt 0:00: 13]} Bg6 {[%emt 0:00:02]} 11. Nh4 {[%emt 0:00:00]} c6 {[%emt 0:00:24]} 12. Nxg6 {[%emt 0:00:02]} hxg6 {[%emt 0:00:00]} 13. e3 {[%emt 0:00:01]} Nbd7 {[%emt 0: 00:07]} 14. g5 {[%emt 0:00:04]} Nh5 {[%emt 0:00:13]} 15. Qg4 {[%emt 0:00:02]} f5 {[%emt 0:00:11]} 16. gxf6 {[%emt 0:00:04]} Qxf6 {[%emt 0:00:00]} 17. f4 { [%emt 0:00:09]} Qf5 {[%emt 0:00:03]} 18. Nf3 {[%emt 0:00:39]} Ndf6 {[%emt 0:00: 01]} 19. Qxf5 {[%emt 0:00:01]} gxf5 {[%emt 0:00:00]} 20. Ng5 {[%emt 0:00:02]} Rfe8 {[%emt 0:00:02]} 21. Kf2 {[%emt 0:00:03]} a5 {[%emt 0:00:10]} 22. a3 { [%emt 0:00:02]} c5 {[%emt 0:00:18]} 23. Bb2 {[%emt 0:00:03]} a4 {[%emt 0:00:01] } 24. dxc5 {[%emt 0:00:03]} Bxc5 {[%emt 0:00:02]} 25. Bxf6 {[%emt 0:00:03]} Nxf6 {[%emt 0:00:08]} 26. b4 {[%emt 0:00:02]} Ba7 {[%emt 0:00:03]} 27. c5 { [%emt 0:00:01]} b6 {[%emt 0:00:03]} 28. cxb6 {[%emt 0:00:02]} Bxb6 {[%emt 0:00: 01]} 29. Rac1 {[%emt 0:00:01]} Rac8 {[%emt 0:00:09]} 30. Ke2 {[%emt 0:00:03]} Kf8 {[%emt 0:00:04]} 31. Nxe6+ {[%emt 0:00:02]} Kf7 {[%emt 0:00:03]} 32. Nc5 { [%emt 0:00:01]} d4 {[%emt 0:00:02]} 33. Kd3 {[%emt 0:00:03]} Rxe3+ {[%emt 0:00: 02]} 34. Kxd4 {[%emt 0:00:01]} Rxa3 {[%emt 0:00:00]} 35. Kc4 {[%emt 0:00:01]} Rg3 {[%emt 0:00:02]} 36. Bb7 {[%emt 0:00:02]} Rc7 {[%emt 0:00:02]} 37. Ba8 { [%emt 0:00:03]} Rxh3 {[%emt 0:00:03]} 38. Kb5 {[%emt 0:00:01]} Bxc5 {[%emt 0: 00:01]} 39. Rxc5 {[%emt 0:00:01]} Ra7 {[%emt 0:00:01]} 40. Bc6 {[%emt 0:00:02]} a3 {[%emt 0:00:01]} 41. Rxf5 {[%emt 0:00:01]} a2 {[%emt 0:00:01]} 42. Ra1 { [%emt 0:00:01]} Rc3 {[%emt 0:00:07]} 43. Rc5 {[%emt 0:00:02]} Rb3 {[%emt 0:00: 02]} 44. Rc2 {[%emt 0:00:02]} Rba3 {[%emt 0:00:02]} 45. Kb6 {[%emt 0:00:01]} R7a6+ {[%emt 0:00:01]} 46. Kc5 {[%emt 0:00:02]} Ke6 {[%emt 0:00:02]} 47. b5 { [%emt 0:00:01]} R6a5 {[%emt 0:00:01]} 48. Re2+ {[%emt 0:00:02]} Kf5 {[%emt 0: 00:01]} 49. Kd6 {[%emt 0:00:01]} Rd3+ {[%emt 0:00:02]} 50. Kc7 {[%emt 0:00:01]} Rc3 {[%emt 0:00:00]} 51. Kb6 {[%emt 0:00:03]} Rca3 {[%emt 0:00:01]} 52. Kc7 { [%emt 0:00:01]} Rc3 {[%emt 0:00:02]} 53. b6 {[%emt 0:00:08]} Rac5 {[%emt 0:00: 02]} 54. Re5+ {[%emt 0:00:02]} Rxe5 {[%emt 0:00:02]} 55. fxe5 {[%emt 0:00:00]} Nd5+ {[%emt 0:00:01]} 56. Kb7 {[%emt 0:00:01]} Nb4 {[%emt 0:00:07]} 57. Be8 { [%emt 0:00:03]} Ra3 {[%emt 0:00:05]} 58. Kc8 {[%emt 0:00:04]} Nc2 {[%emt 0:00: 03]} 59. Rf1+ {[%emt 0:00:03]} Kg5 {[%emt 0:00:02]} 60. b7 {[%emt 0:00:02]} Rc3+ {[%emt 0:00:01]} 61. Kd8 {[%emt 0:00:03]} Rb3 {[%emt 0:00:01]} 62. Bc6 { [%emt 0:00:02]} a1=Q {[%emt 0:00:02]} 63. Rxa1 {[%emt 0:00:02]} Nxa1 {[%emt 0: 00:00]} 64. e6 {[%emt 0:00:00]} Nc2 {[%emt 0:00:03]} 65. e7 {[%emt 0:00:02]} Rd3+ {[%emt 0:00:02]} 66. Kc7 {[%emt 0:00:01]} Re3 {[%emt 0:00:01]} 67. e8=Q { [%emt 0:00:02]} Rxe8 {[%emt 0:00:01]} 68. Bxe8 {[%emt 0:00:01]} Nb4 {[%emt 0: 00:00]} 69. Bb5 {[%emt 0:00:01]} Nd5+ {[%emt 0:00:01]} 70. Kd6 {[%emt 0:00:02]} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "8"] [White "Le, Quang Liem"] [Black "Bu, Xiangzhi"] [Result "1-0"] [ECO "D46"] [WhiteElo "2690"] [BlackElo "2760"] [Annotator "TA"] [PlyCount "147"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,147,18,16,18,18,21,25,27,28,31,27,29,28,23,27,36,36,36,35,36,33,36, 33,26,34,29,26,36,36,39,16,9,-23,-33,-34,-36,-29,-23,-35,-25,-34,0,0,0,0,0,0,0, 0,0,0,14,0,0,0,0,0,0,-18,-18,-26,-23,-18,-17,-53,0,0,0,-2,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,39,0,39,39,39,0,0,0,39,0,808,769,761,747,1072,1046,1032,283,283,283, 478,276,276,262,1010,800,785,691,1090,1083,1032,737,569,0,1017,1003,988,940, 988,988,952,927,839,240,29974,29975,29976,29977,29977,29978]} 1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 e6 5. b3 Nbd7 6. Qc2 Bd6 7. Bb2 Qe7 8. d4 O-O 9. Bd3 e5 { D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 10. cxd5 cxd5 11. dxe5 Nxe5 {White has an edge.} 12. Nxe5 Bxe5 13. Ne2 Bg4 14. Bxe5 Qxe5 15. Nd4 Rac8 16. Qb2 {[#]} Bd7 $146 ({Predecessor:} 16... Be6 17. Qd2 Ne4 18. Qa5 b6 19. Qxa7 Qd6 20. Bxe4 Qb4+ 21. Ke2 dxe4 {1/2-1/2 (34) Trs,J (2092)-Brichacek,M (2000) ICCF email 2003}) 17. h3 Ne4 18. O-O g6 19. Rac1 a6 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Qxc1 Qd6 23. a3 Nc5 24. Qc3 Nxd3 25. Qxd3 Qxa3 26. Qc3 Qd6 27. Ne2 b6 28. Qd4 Qc5 29. Qf6 Qc6 30. Qd8+ Kg7 31. Nd4 Qb7 32. Qe7 Qc8 33. Qd6 b5 34. Qxd5 Qc1+ 35. Kh2 Qc7+ 36. f4 Bc8 37. Ne2 Bb7 38. Qd4+ Kg8 39. Nc3 a5 40. Kg3 ({Don't blunder} 40. Nxb5 $2 Qc6 $1 $19 {[%mdl 512]}) 40... b4 (40... h6 $15) 41. Nd5 $1 $11 {[%cal Rd5c7]} Bxd5 $1 42. Qxd5 {[%mdl 4096] Endgame KQ-KQ} Qc3 43. Kf3 a4 44. Qa8+ Kg7 {White must now prevent ...a3.} 45. Qxa4 h5 46. Qa2 h4 47. Qb1 f5 48. Qd1 {Qd4+ is the strong threat.} Qc6+ 49. Kf2 Kh6 50. Qd4 { [%cal Rd4h8]} Kh7 (50... Qc2+ {is more complex.} 51. Kg1 Qc3 52. Kh2 Qxd4 53. exd4 Kg7) 51. Qxb4 {Hoping for Qd2.} Qc2+ 52. Kg1 Qc1+ $1 53. Kf2 {aiming for Qe1.} Qc2+ 54. Kf1 {And now Qe1 would win.} Qd1+ $2 {[%mdl 8192] Black is on the road to losing.} (54... Qd3+ $11 55. Kf2 Qc2+) 55. Qe1 $1 $18 {[%cal Re1d1] } Qd3+ 56. Kg1 Qxb3 57. Qxh4+ Kg8 58. Qd8+ $2 (58. Qe7 Qc3 59. Qe6+ Kh7 60. Kh2 ) 58... Kf7 59. Qd7+ Kf6 $2 (59... Kf8 60. Qd4 Qe6) 60. Qd4+ (60. Kf2 $142) 60... Kf7 61. Kh2 Qa3 $2 (61... Qe6 62. Kg3 Qc6) 62. e4 fxe4 63. Qxe4 Qc3 64. Qd5+ Kf8 65. Qd6+ Kf7 66. Qd5+ (66. Qd7+ $142 Kf8 67. Qd5) 66... Kf8 $1 67. Qe5 Qd3 68. Qf6+ Kg8 69. h4 Kh7 70. Qg5 Qe2 {[#]} 71. Qe5 $2 (71. h5 $1 gxh5 (71... Qxh5+ 72. Qxh5+) 72. f5 Qe5+ 73. Kh3) 71... Qg4 $2 {[#]} (71... Qd1 $18 72. f5 gxf5 73. Qxf5+ Kh8 74. Qf8+ Kh7) 72. Qe7+ $1 {White mates.} Kg8 {[#]} 73. Qg5 $1 Qe6 74. h5 {Accuracy: White = 77%, Black = 70%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.16"] [Round "11"] [White "Grischuk, Alexander"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "D27"] [WhiteElo "2765"] [BlackElo "2590"] [Annotator "TA"] [PlyCount "154"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,154,39,31,25,28,22,11,27,12,16,14,12,10,9,5,8,8,8,0,5,8,12,0,2,8,5,0, 7,0,3,0,0,0,0,0,0,0,6,0,9,0,14,10,26,26,25,0,0,0,14,15,20,0,0,0,0,0,14,14,15,0, 13,8,8,8,61,65,99,0,0,-118,-112,-109,-108,-91,-52,-135,-76,-120,-54,-54,-65, -308,-298,-398,-386,-518,-468,-683,-683,-736,-694,-775,-344,-865,-859,-839, -728,-4055,-3453,-29977,-29963,-29963,-29961,-29970,-29964,-29965,-29964, -29969,-29971,-29979,-29979,-29980,-29981,-29981,-29980,-29980,-29969,-29966, -29967,-29972,-29970,-29970,-29971,-29971,-29970,-29982,0,-29969,-29969,-29966, -29968,-29963,-29961,-29982,-29983]} 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O c5 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Ne5 Ke7 10. Be2 Rd8 11. Nd2 Bd7 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 12. Nb3 Bd6 13. Nxd7 {[#]} Rxd7 $146 {The position is equal.} ({Predecessor:} 13... Nbxd7 14. Na5 Bb4 15. Nxb7 Rdb8 16. a3 Rxb7 17. Bf3 Nd5 18. axb4 Rxb4 19. Rd1 N7f6 {1/2-1/2 (31) Michalik,P (2577)-Kriebel,T (2514) Ostrava 2019}) 14. Rd1 Nc6 15. Bd2 Rad8 16. Be1 Bb4 17. Rxd7+ Rxd7 18. a3 Bxe1 19. Rxe1 Rc7 20. Rc1 Kd8 21. Kf1 Ne5 22. Rxc7 Kxc7 $11 {[%mdl 4096] Endgame KBN-KNN} 23. Ke1 Kd6 24. h3 Ned7 25. Na5 Kc7 26. b4 Ne4 27. Bd3 Nd6 28. Kd2 h6 29. Kc3 e5 30. f4 exf4 31. exf4 Nb8 32. Kd4 b6 33. Nb3 Nc6+ 34. Ke3 a5 35. bxa5 bxa5 36. Nc5 Ne7 37. Kd4 Nc6+ 38. Kc3 Kb6 39. Na4+ Kc7 40. Nc5 Kb6 41. Nd7+ Kc7 42. Ne5 Ne7 (42... h5 $11) 43. Kd4 $14 f6 44. Nf3 (44. Nc4 $16) 44... Kc6 $11 45. Bc2 (45. g4 $11) 45... Nb5+ $17 46. Kd3 Nxa3 47. Nd4+ Kd6 {Threatens to win with ...Nd5.} 48. Bb3 (48. Ba4 $15) 48... g6 ({Better is} 48... Kc5 49. Bf7 Kb4) 49. g4 Kc5 ( 49... g5 $17 50. fxg5 hxg5) 50. h4 $1 $15 Nb5 51. Ne6+ $2 {[#] White is on the road to losing.} ({White should try} 51. Nxb5 $15 Kxb5 52. Bf7) 51... Kb4 $19 52. Bd1 a4 53. Bxa4 Kxa4 54. Ke4 (54. Kc4 $142 Nd6+ 55. Kc5 Ne4+ 56. Kc4) 54... Kb4 55. Nf8 Nd6+ 56. Kd4 Kb5 (56... h5 $142 57. g5 fxg5 58. hxg5 Ndf5+ 59. Ke4 Kc5 60. Nd7+ Kd6) 57. Nd7 $2 (57. g5 Kc6 58. gxf6 Nef5+ 59. Ke5 Nf7+ 60. Ke4 Nxh4 61. Ne6) 57... Ne8 58. g5 fxg5 59. hxg5 h5 60. Nf6 Ng7 61. Ke4 Kc5 62. Kf3 Kd6 63. Ne4+ Ke6 64. Nc5+ Kd5 65. Nb7 Ngf5 66. Nd8 Nd6 67. Ke3 Nef5+ 68. Kf3 Kd4 69. Ne6+ Kd3 70. Nf8 Ne7 71. Ne6 Ndf5 72. Nc5+ Kc4 73. Ne6 Kd5 $2 (73... Nd4+ {mates} 74. Nxd4 Kxd4 75. Kf2 Ke4 76. Kg2 Nf5 77. Kf2 Kxf4 78. Kg2 Kxg5 79. Kf3 h4 80. Ke2 Kf4 81. Kf1 h3 82. Kg1 g5 83. Kf2 Ne3 84. Kg1 Kg3 85. Kh1 Nf1 86. Kg1 Nd2 87. Kh1 Ne4 88. Kg1 h2+ 89. Kf1 Kf3 90. Ke1 h1=Q#) 74. Nf8 $2 { [%mdl 8192] [#]} (74. Nd8 $11 Nd4+ 75. Ke3) 74... Kd4 {Black mates.} 75. Ne6+ Kc4 76. Nf8 Kd3 77. Ne6 Nd4+ {Accuracy: White = 64%, Black = 89%.} 0-1 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.15"] [Round "6"] [White "Bu, Xiangzhi"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "D45"] [WhiteElo "2760"] [BlackElo "2720"] [Annotator "TA"] [PlyCount "157"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,157,16,12,43,26,25,25,17,5,12,1,28,14,16,14,19,31,21,19,20,20,20,0,1, -86,-87,-84,-21,-22,-22,-22,-26,-26,28,-21,-30,-20,-19,-65,-18,-53,-34,-27,-24, -64,-53,-70,-75,-66,-41,-72,-63,-95,-52,-71,-24,-72,0,-4,-9,-13,0,0,52,53,75, 76,93,86,86,64,94,99,116,145,305,300,330,296,404,379,440,435,675,675,771,771, 771,771,771,768,1056,1010,920,895,1126,771,771,771,771,771,771,771,771,764, 4810,771,771,764,764,749,753,746,747,739,737,714,1170,931,12805,10081,5543,742, 1326,1295,1315,1254,1181,203,203,0,1121,862,957,906,1218,847,29960,29957,7473, 7447,29978,29979,29982,29983,29983,29982,29984,29984]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 {[#]} a5 $146 {D45: Semi-Slav: 5 e3.} ({ Predecessor:} 6... Bd6 7. Bd3 O-O 8. O-O e5 9. cxd5 cxd5 10. e4 exd4 11. Nxd5 Nxd5 12. exd5 h6 13. Nxd4 Qh4 14. Nf3 Qh5 15. Bh7+ Kh8 16. Qf5 Qxf5 17. Bxf5 Nf6 18. Bc2 b6 19. Rd1 Bb7 20. Bb3 Rad8 21. Be3 {1/2-1/2 (30) Nepomniachtchi,I (2784)-Ding,L (2791) chess.com INT 2020}) 7. Be2 dxc4 8. Bxc4 b5 {White has an edge.} 9. Be2 Bb7 10. O-O Rc8 11. Rd1 b4 12. Na4 c5 13. dxc5 Be4 14. Qc4 Bd5 $1 {[%cal Rd5c4]} 15. Qf4 Be7 16. b3 Ne4 17. h4 {[#]} (17. Nd2 $11 {keeps the balance.} Nc3 18. Nxc3 bxc3 19. Nc4) 17... Bf6 $1 $17 {[%cal Rf6a1]} 18. Rb1 Nc3 (18... Ndxc5 $17 19. Bb5+ Ke7) 19. Nxc3 $11 bxc3 20. Bd3 Nxc5 21. Bc2 $1 O-O ({Black should try} 21... Qc7) 22. Ba3 {aiming for Bxc5.} Qc7 $1 23. Qxc7 Rxc7 24. Rbc1 Rb8 (24... Bxf3 $5 25. gxf3 Bxh4 $17) 25. h5 h6 26. Nd4 Be7 27. Bxc5 Bxc5 28. Ne2 Ba3 29. Rb1 Bb2 30. e4 Bb7 31. f3 Bc6 32. Kf2 Ra7 33. Nf4 a4 (33... Ba3 $17) 34. Nd3 axb3 35. axb3 Ra2 {Hoping for ...Ba3.} 36. Nxb2 cxb2 ( 36... Bb5 $11) 37. Rd2 $14 Rb7 38. Bd1 Rd7 39. Rxd7 Bxd7 $16 {[%mdl 4096] Endgame KRB-KRB} 40. Ke2 Ra1 41. Rxb2 Bb5+ 42. Kd2 g5 $2 (42... Kf8 $16 43. Be2 Bxe2) 43. Be2 $18 Bc6 44. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Kf8 45. b5 Bb7 46. Rc2 Ke8 (46... Ra8 $142 47. Rc7 Bc8) 47. Rc7 Ra2+ 48. Ke3 Ba8 49. Bc4 Ra3+ 50. Kd4 Ra4 51. Kc5 Ra1 52. b6 Kf8 53. b7 Bxb7 54. Rxb7 {KRB-KR} Rg1 55. g4 Rg3 56. Rb3 Kg7 57. Kd4 Kf6 58. Ke3 Rg1 59. Be2 Ra1 60. Rb5 Ra3+ 61. Bd3 Ra4 62. e5+ Kg7 63. Rb7 Ra5 64. f4 gxf4+ 65. Kxf4 Ra4+ 66. Be4 Kf8 67. Rb8+ Kg7 68. Rd8 Rb4 69. Ke3 $2 (69. Rc8 {Ra8 is the strong threat.} Ra4 70. Rc3) 69... Rb5 70. Kf4 Rb4 71. Rd3 Ra4 72. Rc3 Rb4 73. Rc7 Ra4 74. Ke3 Ra3+ 75. Kf2 Kf8 {[#]} 76. g5 $1 {[%mdl 64] Promotion. White mates.} hxg5 77. h6 Rh3 78. Rc8+ Ke7 79. h7 { Accuracy: White = 72%, Black = 51%.} 1-0 [Event "FIDE Online Steinitz Memorial Open"] [Site "Internet"] [Date "2020.05.17"] [Round "14"] [White "Korobov, Anton"] [Black "Svidler, Peter"] [Result "1-0"] [ECO "E61"] [WhiteElo "2667"] [BlackElo "2754"] [Annotator "TA"] [PlyCount "201"] [EventDate "2020.05.15"] [EventType "tourn"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,201,14,33,0,25,14,91,37,38,35,44,47,49,56,45,45,54,13,0,0,9,-2,4,-7, 27,13,18,0,28,33,40,31,31,21,79,56,40,43,78,67,78,64,167,133,143,105,125,126, 160,139,152,132,179,160,246,240,231,247,380,326,775,212,212,212,185,141,111, 114,461,455,495,494,494,492,479,473,464,464,443,434,531,520,437,0,599,294,515, 515,633,560,695,684,662,621,1073,1029,853,745,29965,472,434,306,472,335,465, 467,443,204,246,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,257,257,257,250,257,0, 1515,1408,1341,1303,1215,1074,5034,5089,29977,29978,29978,29979,29988,29969, 12793,3279,29989,29979,29979,29974,29982,29970,5089,0,29982,29983,29983,29984, 29984,29985,29991,29988,29988,29977,29977,29977,29977,29978,29978,29979,29979, 29980,29980,0,29970,0,2,0,29971,29972,29981,0,0,0,29981,29982,29979,29980, 29989,29990]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 Nc6 6. h3 { [#] E61: King's Indian: Early deviations for White, including Smyslov System.} e5 $146 ({Predecessor:} 6... d6 7. Nf3 Bf5 8. O-O Ne4 9. Nd5 Bd7 10. Ne3 a5 11. d5 Nb4 12. Nd4 Nc5 13. b3 Ncd3 14. exd3 Bxd4 15. Rb1 Nxa2 16. Bb2 Bxb2 17. Rxb2 {0-1 (53) Ilincic,Z (2521)-Ftacnik,L (2566) Leon 2001}) 7. d5 Nd4 (7... Na5 $11 {remains equal.}) 8. e3 ({Better is} 8. g4 $1 $16) 8... Nf5 $14 9. Nge2 d6 10. e4 Nd4 11. Be3 (11. Nxd4 exd4 12. Nb5 (12. Qxd4 $2 Nxe4 13. Qxe4 Re8 $19) 12... Nxe4 $1 $11 {[%mdl 512]}) 11... Nxe2 12. Qxe2 Nd7 13. O-O f5 14. exf5 gxf5 15. f4 a6 16. Rad1 Qe7 17. Qd2 Kh8 18. b3 exf4 19. Bxf4 Ne5 20. Rfe1 $36 {[%mdl 2048] White has the initiative.} Bd7 21. c5 Qf7 (21... Qf6 $11 {keeps the balance.}) 22. c6 bxc6 23. dxc6 Nxc6 24. Nd5 Rac8 $1 25. Rc1 Ne5 (25... Rfe8 $14) 26. Nxc7 Bc6 {Hoping for ...Bxg2.} 27. Bxc6 Qxc7 28. Bg2 Qb6+ 29. Kh2 a5 30. Red1 Rxc1 31. Rxc1 Ng6 (31... Rg8 $16 32. Kh1 Re8) 32. Bxd6 $18 Rd8 33. Rc6 Qb5 (33... Qd4 $142 34. Qxd4 (34. Qxa5 Rxd6 35. Rc8+ Nf8 $17) 34... Bxd4) 34. Qc2 Be5 $2 (34... f4 35. gxf4 Nf8) 35. Rc8 $2 (35. Rc5 Bxg3+ 36. Bxg3) 35... Rxc8 36. Qxc8+ Kg7 37. Qc7+ Kf6 38. Bxe5+ Nxe5 $4 {[%mdl 8192]} (38... Qxe5 $16 {is more resistant.} 39. Qd8+ (39. Qxh7 f4 $11) 39... Kg7) 39. Qd6+ Kg7 40. a4 Qe2 41. Qe7+ Kg6 42. Qe6+ Kg7 43. Qxf5 Qe3 44. h4 (44. Be4 Qd2+ 45. Bg2 Qe3 $18 ) 44... Qe2 {intending ...Ng4+.} 45. Qg5+ Kf7 {( -> ...Nf3+)} 46. Qf5+ $2 (46. Kh3 $18) 46... Ke7 $2 {[%mdl 8192]} (46... Kg7 $11) 47. Kh3 (47. Qxh7+ $142 Kf6 48. Qh6+ Kf7 49. Qf4+ Ke8 50. Kh3) 47... h5 $2 (47... h6 48. Be4 Nd7 49. Qh7+ Kd8 50. Qh8+ Ke7) 48. Qe4 Qb2 49. Bf3 Kf6 50. Qf4+ Ke6 51. Bxh5 Qxb3 52. Bg4+ Kd5 53. Bf5 Qd1 54. Qe4+ (54. Be4+ $142 Kd6 55. Qf6+ Kd7 56. Qxe5 Qf1+ 57. Bg2 Qf7 58. Qb5+ Kc8 59. Qxa5 Qd7+ 60. Kh2) 54... Kd6 55. Qg2 Nf3 (55... Qxa4 { was necessary.} 56. Qd2+ Ke7) 56. Be4 Ng5+ 57. Kh2 Ne6 58. Bf5 (58. Bc2 $142 Qe1 59. Bf5) 58... Qxa4 59. Bxe6 $2 ({White must play} 59. Qe2 $1 $18 {[%cal Re2e6]} Nd4 60. Qd2) 59... Kxe6 {[%mdl 4096] Endgame KQ-KQ} 60. Qe2+ Kf6 61. Qa6+ Kg7 62. Qb7+ Kg6 63. Qb6+ Kg7 64. Qc7+ Kg6 65. Qd6+ Kg7 66. Qe5+ Kg6 67. h5+ Kh6 68. Kh3 {Threatens to win with Qh8+.} Qd1 $2 {[%mdl 8192]} (68... Kh7 $11 {and Black is okay.}) 69. Qh8+ ({Weaker is} 69. Qxa5 Qxh5+ 70. Qxh5+ Kxh5 $11) 69... Kg5 {[%cal Rd1h1]} 70. Qg7+ Kf5 {[%cal Rd1h1]} 71. g4+ $2 ({White should play} 71. Qg6+ $18 Ke5 72. Qg5+ Ke6 73. Qxa5 (73. Qg4+ Qxg4+ 74. Kxg4 a4 $19)) 71... Ke4 $2 {[%mdl 8192]} (71... Ke6 $11) 72. Qe7+ Kf3 73. Qf6+ Ke3 74. Qe5+ Kf2 75. Qf4+ Ke1 76. Qe3+ Kf1 77. h6 Qd7 78. Qf4+ Ke2 79. Qe4+ Kf2 80. h7 Qg7 81. Qf5+ Kg1 82. Qc5+ Kf1 83. Qf5+ (83. Kg3 $18 Ke2 84. Qb5+ Kd1 85. Qd3+ Kc1 86. Qe3+ Kb2 87. Qb6+ Kc2 88. Qxa5) 83... Kg1 $1 84. g5 Qc3+ 85. Kg4 Qd4+ 86. Kh5 Qd1+ 87. Kh6 Qd6+ 88. Qf6 Qh2+ 89. Kg7 Qc7+ 90. Kg6 Qc2+ {[#]} 91. Qf5 $1 Qc6+ 92. Kh5 Qh1+ 93. Kg6 Qc6+ $1 94. Qf6 $2 (94. Kg7 Qc7+ 95. Kh6 Qh2+ 96. Kg7 Qc7+ 97. Qf7 Qe5+ 98. Kg6 Qd6+ 99. Kg7 Qe5+ 100. Qf6 Qc7+ 101. Qf7 Qe5+) 94... Qc2+ $11 95. Kg7 $2 {[%mdl 8192]} (95. Kf7 $11 Qxh7+ 96. Kf8) 95... Qc7+ 96. Qf7 Qc3+ 97. Kg8 $2 (97. Kh6 {mates} Qe5 98. Qh5 Kf2 99. Qh4+ (99. g6 Qf4+ 100. Kg7 Qd4+ 101. Kf7 Qd7+ 102. Kf8 Qd8+ 103. Kg7 Qe7+ 104. Kg8 Qe6+ 105. Kg7 Qe7+ 106. Kh6 Qf8+ 107. Kg5 Qe7+ 108. Kg4 Qb4+ 109. Kf5 Qc5+ 110. Kg4 Qb4+ 111. Kf5 Qc5+ 112. Kg4 Qb4+ $11) 99... Ke2 100. g6 Qe3+ 101. Qg5 Qc3 102. Qe7+ Kd2 103. Qd8+ Kc1 104. h8=Q Qh3+ {[#]} 105. Kg7 $1 {[%mdl 512]} Qc3+ 106. Kf7 Qc4+ 107. Ke7 Qe4+ 108. Kd7 Qf5+ 109. Kc7) 97... Qc8+ 98. Kg7 $2 {[%mdl 8192]} (98. Qf8 $11 Qe6+ 99. Qf7 Qc8+ 100. Kg7 Qc3+ 101. Kh6) 98... Qc3+ 99. Kh6 {White mates.} Qh3+ 100. Qh5 Qe6+ 101. g6 {Accuracy: White = 79%, Black = 54%.} 1-0