[Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.1"] [White "So, Wesley"] [Black "Vachier-Lagrave, Maxime"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2741"] [BlackElo "2860"] [Annotator "TA"] [PlyCount "58"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,58,1,50,18,32,17,23,0,0,0,0,0,0,0,15,15,15,18,16,16,18,17,12,0,0,0,0, 0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. O-O Bg4 13. Rxb7 {13.Be3 is a critical line. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bxf3 14. Bxf3 Bxd4 15. e5 {[#] And now Rb5 would win.White has an edge.} Na6 {The position is equal.} 16. Rxe7 Rad8 { [#]} 17. e6 $146 ({Predecessor:} 17. Qe2 Bc5 18. Bg5 Qxe2 19. Bxe2 Bxe7 20. Bxe7 Nb8 21. Bxd8 Rxd8 22. Ra1 Nc6 23. f4 {1/2-1/2 (60) Mamedyarov,S (2753) -Cheparinov, I (2678) Khanty-Mansiysk 2013}) 17... fxe6 {Threatens to win with ...Bc5.} 18. Qe1 Bf6 19. Rxa7 {[#] Strongly threatening Ba5.} Rxd2 20. Rxa6 $1 Qxa6 21. Qxd2 Qb6 22. g3 Bd4 23. Kg2 Rxf3 24. Kxf3 $11 {[%mdl 4096] Endgame Hoping for Qc2. KQR-KQB} Qb7+ 25. Ke2 Qe4+ 26. Kd1 Qb1+ 27. Ke2 Qe4+ 28. Kd1 Qb1+ $1 29. Ke2 Qe4+ {Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.2"] [White "Svidler, Peter"] [Black "Vidit, Santosh Gujrathi"] [Result "0-1"] [ECO "E65"] [WhiteElo "2742"] [BlackElo "2636"] [Annotator "TA"] [PlyCount "42"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,42,21,21,18,24,21,28,28,21,0,1,0,0,0,0,0,16,9,8,10,5,0,0,-158,-157, -160,-158,-297,-292]} 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 d6 6. O-O Rb8 7. e3 Nf6 8. d4 O-O 9. b3 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White.} Be6 $5 {[%mdl 4] [#] A promising side line.} 10. Bb2 $146 {[#] aiming for d5.} ({Predecessor:} 10. d5 Nxd5 11. cxd5 Bxc3 12. dxe6 Bxa1 13. exf7+ Rxf7 14. Ng5 Rf5 15. Bd5+ Kh8 16. Ne6 Qd7 {0-1 (79) Ding,L (2801) -Vidit,S (2722) Kolkata 2019}) 10... cxd4 11. Nxd4 {White has an edge.} Nxd4 12. Qxd4 Nd5 13. Qd2 Nxc3 14. Bxc3 Bxc3 15. Qxc3 Qc7 16. Rac1 Rfc8 17. Qb2 Qa5 18. Rfd1 b5 {[%CAl Bb7b5,Bb5c4][%mdl 32]} 19. b4 $2 {[#]} (19. cxb5 $11 Qxb5 20. h4) 19... bxc4 $17 20. a3 Qa4 21. Rd2 (21. Qc3 $17) 21... a5 {Weighted Error Value: White=0.38/Black=0.02} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.3"] [White "Nepomniachtchi, Ian"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2778"] [BlackElo "2744"] [Annotator "Shahid"] [PlyCount "144"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,144,26,3,29,33,42,29,25,18,29,35,40,54,41,29,33,22,39,-7,55,47,44,5, 14,7,37,0,31,6,6,0,5,-10,0,-29,-24,-20,-27,-29,70,69,69,69,69,69,84,77,135,135, 135,135,135,135,152,144,152,153,153,135,145,130,103,100,100,90,88,83,168,160, 152,12,21,13,22,19,24,8,8,0,41,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,29946, 11730,29965,29959,29944,11216,29972,29974,29973,29974,29974,29975,29972,0,8,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nf3 O-O 9. d4 d5 {White has an edge.} 10. Nc3 {[%CAl Bb1c3,Bc3e2, Be2f4][%mdl 32]} Bf6 {[%CAl Rf5d4]} 11. Ne2 $1 Re8 12. c3 g6 13. Nf4 Rxe1 14. Qxe1 Ng7 {[#]} 15. Ne5 $146 ({Predecessor:} 15. Nd3 Bf5 16. Bf4 Ne6 17. Bg3 Be4 18. Qd1 Ne7 19. h3 Nf5 20. Bh2 b6 21. Nd2 {1/2-1/2 (93) Ivic,V (2531) -Nikolaidis,I (2531) Nis 2019}) 15... Bf5 (15... Nxe5 $11 16. dxe5 Be7) 16. Nxc6 $14 bxc6 17. Nd3 (17. Be3 {is more complex.} a5 18. Qd2 Rb8 19. Re1 Qd6 20. Be2) 17... Bxd3 18. Bxd3 Ne6 19. Be3 Bg5 20. Ba6 Bxe3 21. Qxe3 Qd6 22. Qg3 Rb8 23. b4 c5 {[%mdl 64] Discovered Attack} 24. Qxd6 cxd6 $11 {[%mdl 4096] Endgame KRB-KRN} 25. a3 {[%CAl Ba2a3,Ba3a4][%mdl 32]} c4 (25... cxd4 $11 26. cxd4 Nxd4) 26. a4 $1 $14 Nc7 {[#]} 27. Bb5 $1 {[%mdl 512]} Nxb5 28. axb5 {KR-KR } Rb7 29. Ra6 Kf8 ({Black should try} 29... Rd7) 30. Rxd6 $16 Rxb5 {With the idea ...a5.} 31. Ra6 $1 Rb7 32. h4 Re7 {[#]} 33. Kf1 $1 Ke8 34. Ra5 Rd7 35. Ke2 Re7+ 36. Kf3 Re1 37. Rxd5 {aiming for Re5+.} Rc1 38. Re5+ Kd7 39. Re3 h5 (39... Kd6 $16) 40. Kf4 f6 41. f3 ({White should play} 41. d5 $16) 41... Kd6 $11 42. g4 hxg4 43. fxg4 {Black must now prevent h5.} Rh1 44. Rf3 Ke6 45. Re3+ Kd6 46. Re2 Rxh4 47. Ra2 Rh3 48. Ra6+ Kd5 49. Ra5+ Kd6 $1 50. Ke4 {Ra6+ is the strong threat.} Rxc3 51. Ra6+ Kc7 52. Rxf6 Rg3 53. Rxg6 c3 {Strongly threatening ... c2.} 54. Kd5 Kb7 55. Rc6 a5 $2 {[%mdl 8192]} (55... a6 $11) 56. bxa5 Rxg4 57. Rxc3 Rg5+ 58. Ke6 (58. Kd6 $142 Rg6+ 59. Ke7 Rg7+ 60. Kf6 Rh7 61. Ra3 Rh6+ 62. Ke7 Rh8 63. d5 Rh7+ 64. Kd6) 58... Rxa5 59. d5 Ra1 60. Kd7 Kb6 61. d6 {Cut Off at move 61} Ra7+ {[#]} 62. Ke6 $2 (62. Rc7 $1 {mates} Ra2 63. Rc6+ Kb5 64. Rc1 Kb6 65. Rb1+ Ka7 66. Kd8 $18) 62... Rh7 {The position is equal.} 63. d7 Rh6+ 64. Ke5 Rh5+ 65. Ke4 Rh4+ 66. Ke3 Rh3+ 67. Kd2 Rh2+ 68. Ke3 Rh3+ 69. Ke4 Rh4+ 70. Ke5 Rh5+ 71. Kf6 Rh6+ 72. Ke5 Rh5+ {Blacks defense is rewarded with a draw. Weighted Error Value: White=0.12/Black=0.44} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.4"] [White "Carlsen, Magnus"] [Black "Nakamura, Hikaru"] [Result "1/2-1/2"] [ECO "C24"] [WhiteElo "2881"] [BlackElo "2829"] [Annotator "Shahid"] [PlyCount "69"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,69,16,0,9,11,18,1,31,17,61,20,30,32,34,19,11,15,24,30,13,10,29,27,29, -70,-66,-74,-57,-63,-47,-49,-55,-50,-54,-50,-76,-66,-72,-106,-106,-91,-65,-71, -13,-15,-9,-14,-5,-30,-29,-33,0,0,0,-31,0,0,0,-25]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Qc7 {C24: Bishop's Opening: 2... Nf6.} 8. O-O dxe4 9. Ng5 O-O {[#]} (9... Bg4 $5 {[%CAl Rg4d1]} 10. f3 (10. Bxf7+ Qxf7 11. Nxf7 Bxd1 $15) 10... Bh5 $14) 10. Ndxe4 $146 ({Predecessor:} 10. Ngxe4 Nxe4 11. Nxe4 Bf5 12. Ng3 Bg6 13. h4 h6 14. Qg4 Kh8 15. f4 Nd7 16. fxe5 Nxe5 17. Qf4 c5 18. h5 Bh7 19. Rfe1 f6 20. Nf5 {1/2-1/2 (20) Vogt,L (2495) -Lechtynsky,J (2460) Trnava 1982}) 10... Nd5 11. d4 (11. Qh5 {looks sharper.} h6 12. Nf3 Re8 13. Rfe1 Nd7 14. Qh4) 11... h6 12. Nf3 Bg4 13. dxe5 Nd7 $1 14. h3 Bxf3 15. Qxf3 Qxe5 16. Rfe1 Rae8 17. c3 N5f6 18. Rad1 (18. Nxf6+ $11 Qxf6 19. Qxf6 Nxf6 20. Rad1) 18... Nxe4 $15 19. Rxd7 Ng5 $1 {[%csl Be1,Bf3]} 20. Qe3 $1 {[%CAl Re3e5]} Nf3+ $1 21. gxf3 Qg5+ 22. Qxg5 Rxe1+ 23. Kg2 {[#] Qg6! would kill now.} hxg5 24. Rxb7 {[%mdl 4096] Endgame KRR-KRB} a5 25. a4 g6 26. Bc4 Kg7 27. Rc7 Re5 (27... Rc1 $17 28. Rxc6 Rb8 29. b3 (29. Rc7 Rxb2) 29... f5) 28. Rxc6 Rb8 29. Rc7 Rxb2 {White should prevent ...Rf5.} 30. Bxf7 Re1 31. Bc4+ Kh8 {[%mdl 1024] Black has compensation.} 32. Rc8+ Kg7 33. Rc7+ Kh8 34. Rc8+ Kg7 35. Rc7+ $1 {Weighted Error Value: White=0.11/Black=0.11} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.5"] [White "Radjabov, Teimour"] [Black "Karjakin, Sergey"] [Result "1-0"] [ECO "D63"] [WhiteElo "2758"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,101,19,18,11,10,19,22,7,0,19,20,16,16,14,7,27,26,25,33,30,25,31,16, 37,41,29,27,25,9,4,0,20,16,11,9,156,153,137,0,256,252,227,233,252,264,285,323, 319,300,384,386,384,377,377,346,488,485,447,382,495,399,523,489,457,472,581, 581,566,530,565,538,580,509,584,573,574,562,489,509,991,1017,983,946,941,846, 29981,29982,29989,29990]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 h6 8. Bh4 c5 {is cutting edge theory. D63: Queen's Gambit Declined: Classical: 7 Rc1.} 9. cxd5 Nxd5 10. Bxe7 Nxe7 {The position is equal. } 11. Be2 cxd4 12. Nxd4 Nf6 13. O-O Bd7 14. Qb3 {[#]} Rb8 $146 ({Predecessor:} 14... Qa5 15. Rfd1 Rfd8 16. Bf3 Rab8 17. h3 b5 18. Ne4 Nxe4 19. Bxe4 b4 20. Nf3 Nd5 {1/2-1/2 (48) Krasenkow,M (2636)-Inarkiev,E (2672) Baku 2014}) 15. Qa3 a6 16. Rfd1 Re8 17. Nb3 Qb6 18. Na5 Nc6 19. Nc4 Qa7 20. Nd6 Red8 21. b4 Qb6 22. Rb1 Ne5 23. b5 axb5 24. Ncxb5 {aiming for Qc3.} Ne8 $2 {[#]} (24... Bc6 $11) 25. f4 $1 $16 {[%CAl Rf4e5]} Ra8 (25... Nc6 $2 26. Nxf7) 26. Qc3 (26. Qc1 $16 Ng6 27. Nc3 Qxd6 28. Rxd6 Nxd6 29. e4) 26... Bxb5 $4 {[%mdl 8192] White leaves nothing to chance now.} (26... Ng6 $1 $11) 27. Rxb5 $18 {[%mdl 64] Double Attack} Qc6 28. Rc5 ({Stronger than} 28. Qxe5 Rxd6 29. Rdb1 Rd5 $11) 28... Rxd6 29. Rxc6 Rxd1+ 30. Bxd1 {Black must now prevent Rc8.} Nxc6 31. Qb3 Ra7 32. Bf3 Na5 33. Qb5 Ra8 34. Qc5 g6 (34... Nf6 {keeps fighting.} 35. Qb5 Ra7) 35. g4 Ng7 36. h3 Ne8 37. Kg2 Ng7 38. Kg3 Ne8 39. a4 Ng7 40. Qb4 Ra6 41. Be2 Ra8 42. Bb5 Kh7 43. Qe7 Kg8 44. Qc7 Kf8 45. e4 Kg8 46. Kf3 g5 (46... h5 $142 47. Kg3 e5 48. Qxe5 Rc8) 47. f5 exf5 48. gxf5 Nh5 49. Qe7 Nb3 50. Kg4 Ng7 {[#]} 51. Bc4 $1 { [%mdl 64] Double Attack. Weighted Error Value: White=0.10/Black=0.52} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.6"] [White "Anton Guijarro, David"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "E51"] [WhiteElo "2667"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "68"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,68,-10,0,-5,-2,-1,-2,-5,0,0,0,0,11,18,14,2,39,26,32,41,43,36,36,25, 24,16,29,22,13,14,13,9,9,12,12,11,10,10,10,10,10,13,10,11,16,13,16,10,16,0,0,0, 16,0,9,0,19]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} Bd6 9. O-O Re8 10. Rc1 {[#]} c5 $146 ({Predecessor:} 10... a6 11. Re1 Bb7 12. Qc2 Ne4 13. a3 Qe7 14. Na2 Nd7 15. Bb4 c5 16. Bc3 Rac8 {0-1 (42) Schmalzried,V (1901) -Glantz,R (2310) Berlin 2013}) 11. Bb5 Bd7 12. b3 a6 13. Bxd7 Nbxd7 14. dxc5 Nxc5 15. Ne2 Nce4 16. Bc3 Nxc3 17. Nxc3 Qd7 18. Na4 Qb7 19. Qd4 Rab8 20. Rc2 b5 {The position is equal.} 21. Nc5 Bxc5 22. Rxc5 Ne4 23. Rc2 ({Of course not} 23. Rxd5 Nc3 $17) 23... Rbc8 24. Rfc1 h6 25. Qd3 b4 26. Nd4 Rc3 27. Rxc3 Nxc3 28. a3 a5 29. g3 g6 30. h4 h5 31. Rc2 Ra8 32. Rc1 Re8 33. Rc2 Ra8 34. Rc1 Re8 { Weighted Error Value: White=0.04/Black=0.01} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.7"] [White "Firouzja, Alireza"] [Black "Ding, Liren"] [Result "1-0"] [ECO "C54"] [WhiteElo "2703"] [BlackElo "2836"] [Annotator "Shahid"] [PlyCount "87"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] {[%evp 0,87,19,38,25,16,14,12,8,8,13,2,9,24,26,-16,-16,-23,-19,-26,-25,2,-14, -4,-2,8,5,11,11,27,38,26,30,30,48,45,28,28,27,20,35,43,70,71,55,55,31,43,45,15, 43,27,46,-11,-19,-8,0,12,15,-3,-2,-39,-24,7,-34,-19,-19,-23,-7,-11,15,17,27,26, 50,57,86,80,82,82,88,87,89,89,131,150,167,88,29997,29998]} 1. e4 {[%emt 0:00: 00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bc4 { [%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. d3 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00] } 5. c3 {[%emt 0:00:00]} d6 {[%emt 0:00:03]} 6. O-O {[%emt 0:00:05]} O-O { [%emt 0:00:07]} 7. Re1 {[%emt 0:00:06]} a5 {[%emt 0:00:08]} 8. h3 {[%emt 0:00: 04]} h6 {[%emt 0:00:11]} 9. Bb3 {[%emt 0:00:05]} b5 {[%emt 0:00:24]} 10. d4 { [%emt 0:00:25]} Bb6 {[%emt 0:00:59]} 11. Be3 {[%emt 0:00:04]} a4 {[%emt 0:00: 41]} 12. Bc2 {[%emt 0:00:04]} exd4 {[%emt 0:03:06]} 13. cxd4 {[%emt 0:00:05]} Nb4 {[%emt 0:00:01]} 14. Nc3 {[%emt 0:00:04]} Nxc2 {[%emt 0:01:04]} 15. Qxc2 { [%emt 0:00:02]} Ba5 {[%emt 0:00:02]} 16. Bd2 {[%emt 0:02:18]} Rb8 {[%emt 0:03: 06]} 17. e5 {[%emt 0:04:36]} dxe5 {[%emt 0:00:14]} 18. dxe5 {[%emt 0:00:02]} Bxc3 {[%emt 0:00:00]} 19. Qxc3 {[%emt 0:01:43]} Nd5 {[%emt 0:00:14]} 20. Qc5 { [%emt 0:00:01]} Be6 {[%emt 0:00:53]} 21. Rac1 {[%emt 0:00:36]} Qd7 {[%emt 0:01: 05]} 22. Red1 {[%emt 0:00:24]} Rfc8 {[%emt 0:03:22]} 23. Nd4 {[%emt 0:01:06]} c6 {[%emt 0:00:00]} 24. Kh2 {[%emt 0:02:27]} Rb7 {[%emt 0:00:07]} 25. Be1 { [%emt 0:00:49]} Qe8 {[%emt 0:00:45]} 26. a3 {[%emt 0:01:00]} Bd7 {[%emt 0:00: 06]} 27. Nf3 {[%emt 0:00:41]} Nf4 {[%emt 0:00:19]} 28. Qe3 {[%emt 0:00:20]} Nd5 {[%emt 0:00:59]} 29. Qe4 {[%emt 0:00:08]} Nb6 {[%emt 0:00:15]} 30. Rc5 { [%emt 0:00:31]} Be6 {[%emt 0:00:07]} 31. Nd4 {[%emt 0:01:02]} Bd5 {[%emt 0:00: 07]} 32. Qg4 {[%emt 0:00:29]} Qxe5+ {[%emt 0:00:57]} 33. f4 {[%emt 0:00:02]} Qf6 {[%emt 0:00:01]} 34. Bc3 {[%emt 0:00:33]} Qg6 {[%emt 0:00:02]} 35. Nf5 { [%emt 0:00:19]} Qxg4 {[%emt 0:00:09]} 36. hxg4 {[%emt 0:00:00]} Rd7 $2 { [%emt 0:00:46]} (36... f6 37. Nd6 Rcb8 38. Nxb7 Rxb7 39. Ba5 Nc4) 37. Nxg7 { [%emt 0:00:16]} Be6 {[%emt 0:00:31]} 38. Rxd7 {[%emt 0:00:12]} Bxd7 {[%emt 0: 00:01]} 39. Nh5 {[%emt 0:00:12]} Be6 {[%emt 0:00:03]} 40. Nf6+ {[%emt 0:00:12]} Kf8 {[%emt 0:00:01]} 41. Rh5 {[%emt 0:00:25]} Nd5 {[%emt 0:00:01]} 42. Nxd5 { [%emt 0:00:11]} Bxd5 {[%emt 0:00:00]} 43. Rxh6 {[%emt 0:00:03]} Re8 $4 { [%emt 0:00:07]} 44. Bf6 {[%emt 0:00:11]} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "11.8"] [White "Aronian, Levon"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [ECO "C24"] [WhiteElo "2778"] [BlackElo "2774"] [Annotator "TA"] [PlyCount "69"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,69,0,11,0,0,0,12,0,6,12,12,13,22,15,18,27,33,16,27,27,15,8,32,0,-5,-3, -8,-16,3,12,0,3,56,63,52,44,97,90,132,124,123,123,157,137,242,277,253,260,389, 379,685,678,677,644,1028,1044,1256,1064,2780,2560,2014,1870]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 {White must now prevent ...a4.} 6. a4 { C24: Bishop's Opening: 2...Nf6.} ({But not} 6. Nxe5 $2 a4 $19) 6... Bb4+ 7. c3 Bd6 8. exd5 {The position is equal.} cxd5 9. Bg5 Be6 $1 10. Na3 Nc6 11. Nb5 Bb8 12. O-O O-O 13. Re1 h6 14. Bh4 g5 15. Bg3 {[%CAl Rf3e5]} Bg4 {[#]} 16. h3 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 16. Qd2 Bxf3 17. gxf3 Qd7 18. Kg2 Qf5 19. h4 Ne7 20. hxg5 hxg5 21. Rh1 Ng6 22. Rae1 {0-1 (61) Onischuk,V (2608)-Motylev,A (2665) Minsk 2017}) 16... Bh5 17. Re3 Kg7 18. Rc1 Ng8 19. d4 $36 {[%CAl Rd4e5][%mdl 2048] White has some pressure.} e4 {Strongly threatening ...Bf4.} 20. Bxb8 Rxb8 (20... Qxb8 $11 21. g4 Bg6) 21. g4 $14 Bg6 22. Ne5 Bh7 {[#]} (22... Nf6 $14) 23. c4 $1 $16 {[%CAl Rc4d5]} dxc4 24. Nxc4 ({ Much worse is} 24. Bxc4 $6 Nge7 $11) 24... Nf6 25. Ncd6 Nb4 {[#]} 26. d5 $1 { Hoping for Qd4.} Qb6 (26... Nd3 $16 {is a better defense.}) 27. Rc7 $18 Nd3 28. Qc2 Bg6 (28... Rbd8 {keeps fighting.}) 29. Qc3 Rfd8 $2 (29... Nf4 30. Nc4 Qa6) 30. Nc4 {White is clearly winning.} Qa6 31. d6 Nf4 32. Ne5 Rxd6 33. Nxf7 Bxf7 34. Rxf7+ Kg6 {[#]} 35. Qc7 $1 {[%mdl 512] Weighted Error Value: White=0.04/ Black=0.32} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.1"] [White "Vachier-Lagrave, Maxime"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [ECO "C01"] [WhiteElo "2860"] [BlackElo "2774"] [Annotator "TA"] [PlyCount "87"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,87,10,17,22,20,10,19,14,16,13,17,0,8,-10,0,-10,0,0,28,27,25,25,25,17, 29,21,43,18,26,30,31,24,31,16,31,8,1,7,30,29,25,13,63,68,102,98,98,92,236,222, 593,593,593,592,630,607,779,764,727,731,679,635,1014,997,1043,1022,1054,1050, 1296,1427,1175,1089]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Bd6 8. Qe2+ Qe7 9. Qxe7+ Kxe7 10. O-O {C01: French: Exchange Variation.} Nc6 11. Re1+ Kf8 12. c3 {The position is equal.} h6 13. Ne5 Ne7 { [#]} 14. Nd2 $146 ({Predecessor:} 14. b3 g6 15. Na3 a6 16. Nc2 Kg7 17. f3 Bf5 18. Bxf5 Nxf5 19. Nd3 Rhe8 20. Bf4 a5 21. a4 Rxe1+ 22. Rxe1 {1-0 (60) Ramirez Garcia,J (2269)-Barbero Sendic,A (2346) Barcelona 2019}) 14... Bf5 15. Bf1 Rd8 16. g3 c6 17. a4 {[%CAl Ba2a4,Ba4a5][%mdl 32]} Ne8 18. a5 f6 19. Nd3 g5 20. Nc5 Bxc5 21. dxc5 a6 22. Nf3 Nc7 23. Nd4 {Strongly threatening Rxe7!} Bc8 24. Bd3 Kf7 25. Be3 Ne6 26. Be2 h5 27. Nxe6 Bxe6 28. Ra4 h4 29. g4 h3 $6 (29... Ng6) 30. f4 d4 31. Bxd4 {fxg5 is the strong threat.} gxf4 {[#]} 32. g5 $1 {[%mdl 512]} Nd5 {Loses the game.} (32... fxg5 $16 33. Bxh8 Rxh8) 33. Bxf6 $18 { [%mdl 64] Double Attack} Kg6 $2 (33... Nxf6 34. Rxf4 {[%mdl 64] Pin} (34. gxf6 Rh4 $11) 34... Kg7) 34. Bxd8 {White is clearly winning.} Rxd8 35. Rd4 Rf8 {[#]} 36. Bxa6 $1 bxa6 37. Rxe6+ {[%mdl 64] Double Attack} Kxg5 38. Rxc6 {[%mdl 4096] Endgame KRR-KRN} Ne3 39. Re6 Kf5 40. Ree4 Rg8+ 41. Kf2 Ng4+ 42. Ke1 Nxh2 43. Rxf4+ Ke5 44. Ke2 {Weighted Error Value: White=0.06/Black=0.35} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.2"] [White "Ding, Liren"] [Black "Aronian, Levon"] [Result "1/2-1/2"] [ECO "E05"] [WhiteElo "2836"] [BlackElo "2778"] [Annotator "TA"] [PlyCount "64"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,64,22,18,10,0,15,10,16,23,36,51,27,29,29,46,46,44,39,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bf4 Bd6 { E05: Open Catalan: 5 Nf3 Be7.} 11. Qc1 h6 $5 {[%mdl 4] [#] 11...Nbd7 is a critical line. An interesting side line.} (11... a5 12. Nc3 Na6 13. Bd2 Nb4 14. Qb1 Bxf3 15. Bxf3 c6 16. Rd1 Qe7 17. Ne4 Nxe4 18. Qxe4 {1-0 (44) Ding,L (2760) -Aronian,L (2785) Sharjah 2017 CBM 177 [Yermolinsky,A]}) 12. Re1 $146 ({ Predecessor:} 12. Nc3 Ne4 13. a5 Nd7 14. Rd1 Qe7 15. Qc2 Nxc3 16. bxc3 Bxf4 17. gxf4 Nf6 18. e3 {1/2-1/2 (37) Sargissian,G (2672)-Kasimdzhanov,R (2683) Riadh 2017}) 12... Nbd7 13. Nc3 Ne4 14. Ne5 Bxe5 15. dxe5 Nxc3 16. Bxc6 Nxe2+ $1 17. Rxe2 bxc6 {[#]} 18. Bxh6 $1 {[%mdl 512]} gxh6 {The position is equal.} 19. Qxh6 {Black must now prevent Re4.} Qe7 $1 20. Re4 {White threatens Rg4+ and mate.} f5 21. Rh4 Qg7 {And now ...Qxh6 would win.} 22. Qxe6+ {[%mdl 64] [#] Double Attack} Qf7 $1 {[%CAl Rf7e6]} 23. Qh6 {[%csl Gh4][%CAl Rh6h8]} Qg7 24. Qxc6 Nxe5 25. Qd5+ Nf7 26. Qxf5 {Threatens to win with Rg4.} Ne5 27. Qe6+ Qf7 28. Qxe5 {[%csl Ge5][%CAl Rh4h8]} Qxf2+ 29. Kh1 Qf3+ 30. Kg1 {Rh8+ would kill now.} Qf2+ 31. Kh1 Qf3+ 32. Kg1 {Threatening mate with Rh8+.} Qf2+ {Weighted Error Value: White=0.04/Black=0.02} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.3"] [White "Giri, Anish"] [Black "Firouzja, Alireza"] [Result "0-1"] [ECO "B67"] [WhiteElo "2731"] [BlackElo "2703"] [Annotator "Shahid"] [PlyCount "110"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,110,30,9,14,10,37,24,15,22,35,10,46,25,35,11,60,62,82,54,76,69,73,59, 50,35,38,81,36,27,187,187,216,199,205,39,135,39,75,54,116,86,252,-41,-28,-39, -40,-115,-101,-108,-79,-75,-87,-84,-58,-232,-172,-179,-191,-266,-265,-258,-242, -225,-163,-223,-223,-163,-45,-90,-88,-373,-321,-314,-268,-662,-602,-890,-851, -1911,-1792,-1792,-1945,-1868,-1679,-1987,-1888,-1575,-1700,-2220,-1802,-4864, -2825,-5100,-4641]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. Kb1 Nxd4 $1 {[%mdl 4] is currently scoring better than 10...Qc7. B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 11. Qxd4 Qc7 12. g4 h5 {White has an edge.} 13. gxh5 Nxh5 {[#]} 14. Rg1 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor: } 14. h4 Qc5 15. Qd2 b5 16. Bd3 b4 17. Ne2 a5 18. Rhg1 a4 19. Bxe7 Kxe7 20. Rg5 {0-1 (53) Grischuk,A (2777)-Firouzja,A (2723) Moscow 2019}) 14... Rc8 15. Qd2 b5 16. Bd3 Bxg5 17. Rxg5 b4 18. Ne2 Qb6 19. f4 g6 $2 20. Ng3 (20. f5 $142) 20... Nf6 21. f5 gxf5 22. exf5 e5 23. Ne4 Nxe4 $2 (23... d5 $11 24. Nxf6+ Qxf6) 24. Bxe4 $18 Rc4 25. Qg2 $1 Kd8 26. Bd3 $2 (26. Rg7 $18) 26... Rd4 (26... Rch4 $14) 27. Rc1 ({White should play} 27. Rg8+ $16 Rxg8 28. Qxg8+ {[%mdl 64]} Be8 ( 28... Kc7 29. Qxf7 e4 30. Rc1) (28... Ke7 29. Qg5+ Ke8 30. h4) 29. Qg5+ Kd7 30. h4) 27... Kc7 28. Rg7 Rf8 (28... Be8 $14) 29. Qg5 d5 $2 (29... Qb8 $16 { was necessary.}) 30. Qe7 $2 ({White must play} 30. h4 $1 $18) 30... Qd6 $15 31. f6 Rf4 32. c4 (32. Rf1 $1 $15) 32... Qxe7 33. fxe7 Re8 34. cxd5+ Kd6 {[%mdl 64] Double Attack} 35. Bxa6 Rxe7 36. Bc8 $2 ({White should try} 36. Kc2 $15) 36... Bxc8 ({Less strong is} 36... Kxd5 37. Rg8 $17) 37. Rxc8 Kxd5 $19 {[%mdl 4096] Endgame KRR-KRR} 38. Rg2 (38. Rd8+ $142 Ke6 39. Rb8) 38... e4 39. Rd2+ Ke5 { aiming for ...e3.} 40. Rc5+ {[#]} Kf6 $1 41. Kc2 {[#]} Re5 $1 {[%CAl Re5c5]} 42. Rc7 Kg6 (42... e3 $19 43. Re2 Rd4) 43. Kd1 f6 44. Rb7 $2 {[%mdl 8192]} (44. Ke1 $17) 44... e3 {And now ...Rf1+ would win.} 45. Rg2+ Kf5 46. Ke2 $2 (46. Rh7 Rd4+ 47. Ke1) 46... Rd4 {Threatens to win with ...Rd2+. Black is clearly winning.} 47. Ke1 Rc4 {...Rc1+ is the strong threat.} 48. Rbg7 Rc1+ 49. Ke2 Rc2+ {[%mdl 64] Double Attack} 50. Kd3 {[#]} e2 $1 {[%mdl 512]} 51. Rg1 Rxb2 { ( -> ...Rc5)} 52. Re1 Rxa2 53. Rb7 Kf4 54. Rxb4+ Kf3 55. Rbb1 Kf2 {Weighted Error Value: White=1.01/Black=0.27} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.4"] [White "Karjakin, Sergey"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "C54"] [WhiteElo "2709"] [BlackElo "2667"] [Annotator "TA"] [PlyCount "94"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,94,10,15,17,16,0,10,10,35,43,38,19,34,34,25,-19,-11,-16,-3,-14,0,0,0, 0,6,0,0,0,0,0,0,0,8,0,0,-14,0,0,0,0,0,-18,0,0,54,0,3,6,5,8,8,0,22,39,97,104, 232,172,198,189,197,196,225,224,231,225,228,235,224,221,301,246,283,177,178, 225,284,272,279,202,196,-953,-953,-29996,-29997]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 h6 7. Nbd2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} a5 8. Nf1 O-O 9. Ng3 {[#] The position is equal.} d5 $146 ({Predecessor:} 9... Be6 10. Bb3 Bxb3 11. axb3 d5 12. Qe2 Re8 13. O-O Qd7 14. Nh4 Qe6 15. Qf3 Bf8 {0-1 (59) Dourerassou,J (2484)-Fressinet,L (2657) Paris 2017}) 10. exd5 Nxd5 11. O-O Nb6 12. Bb5 Bd6 13. d4 exd4 14. Bxc6 bxc6 15. Nxd4 Qf6 16. Ne4 Qg6 17. Nxd6 cxd6 18. Nxc6 Re8 19. Nd4 Bxh3 $1 {[%csl Gh3] [%CAl Rg6g2]} 20. Qf3 Bd7 21. b3 Re4 22. Bf4 Nd5 23. Bd2 Rae8 24. Rfe1 Nf6 25. Rxe4 Nxe4 26. Bf4 h5 27. Re1 h4 (27... d5 $11) 28. c4 ({Better is} 28. Qd3 $1 $14) 28... Kh7 29. Qd3 h3 {[%csl Gh3][%CAl Rg6g2]} 30. g3 $1 f5 $1 $132 { [%mdl 2048] White must now prevent ...Nxg3. Black is not keeping still} 31. Qf1 Qh5 {Strongly threatening ...g5.} (31... h2+ $5 32. Kxh2 Qf6 $14) 32. f3 h2+ ( 32... g5 $14 33. fxe4 gxf4 34. Qxf4 {[%mdl 64] Double Attack} Qh6) 33. Kh1 $16 Nf6 (33... g5 $16 {was called for.} 34. fxe4 gxf4 35. Qxf4 {[%mdl 64] Double Attack} fxe4) 34. Rxe8 (34. Bxd6) 34... Nxe8 35. Qe2 Qf7 36. a4 Qf6 37. Qxh2+ Kg8 38. Qd2 Nc7 39. Nb5 (39. Qxa5 Qxd4 40. Qxc7 Qd1+ 41. Kg2 Qe2+ 42. Kh3 Qf1+ 43. Kh2 Qxf3 $11) 39... Ne6 40. Qxd6 (40. Bxd6 Bc6 $11) ({Not} 40. Nxd6 g5 $17) 40... Qa1+ {[#]} 41. Kg2 $1 Qe1 42. Qb8+ ({Worse is} 42. Qxd7 Qe2+ 43. Kh3 (43. Kg1 Qe1+ 44. Kg2 Qe2+ 45. Kh3 Qf1+ 46. Kh2 Qf2+ 47. Kh3 Qf1+ 48. Kh2 Qf2+ 49. Kh3 Qf1+ $11) 43... Qf1+ 44. Kh2 Qf2+ 45. Kh3 Qf1+ 46. Kh2 Qf2+ 47. Kh3 Qf1+ $11) 42... Kh7 43. Qe5 Qd1 44. Qxf5+ g6 45. Qf7+ Ng7 {( -> ...Qe2+)} 46. Be3 $4 {[%mdl 8192] [#]} (46. Kf2 $18) 46... Bh3+ $1 $19 {[%mdl 512]} 47. Kh2 {[#]} ( 47. Kxh3 Qh1+) 47... Qf1 $1 {[%mdl 512] Black used his chance. Weighted Error Value: White=0.36/Black=0.16} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.5"] [White "Nakamura, Hikaru"] [Black "Radjabov, Teimour"] [Result "1/2-1/2"] [ECO "D37"] [WhiteElo "2829"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "67"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,67,15,15,9,11,10,13,10,10,10,9,3,10,9,17,0,10,8,12,10,16,18,23,0,0,0, 0,0,0,0,0,0,0,0,29,21,20,25,25,27,25,26,33,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 Nh5 8. Bd3 { D37: Queen's Gambit Declined: 5 Bf4.} (8. Be2 Nxf4 9. exf4 b6 10. b4 a5 11. a3 c6 12. O-O Ba6 13. Qc2 Bxe2 14. Nxe2 Ra7 15. Rab1 axb4 16. axb4 Qa8 17. Nc1 Rb8 18. Nd3 Ra2 19. Qd1 bxc5 20. bxc5 Rxb1 21. Qxb1 Bf6 22. h4 h6 23. h5 Ra4 24. Qb2 {1/2-1/2 (47) Nakamura,H (2736)-Radjabov,T (2765) chess.com INT 2020}) 8... Nxf4 9. exf4 b6 10. b4 $1 a5 11. a3 c6 12. O-O Qc7 {[%CAl Rb6c5] 12...Ba6 is more fashionable.} 13. g3 Ba6 14. Re1 {has lost popularity (14.Bxa6).} Bf6 15. Ne5 Bxd3 (15... Nxe5 {feels hotter.} 16. fxe5 Bd8 17. h4 Bxd3 18. Qxd3 Qa7) 16. Qxd3 Bxe5 17. fxe5 Ra7 {[#]} 18. Ne2 $146 ({Predecessor:} 18. Rab1 axb4 19. axb4 Rfa8 20. Kg2 Ra3 21. Qc2 bxc5 22. bxc5 Qa5 23. Rec1 h5 24. h4 {1/2-1/2 (60) Buhmann,R (2633)-Azarov,S (2577) Bad Wiessee 2016}) 18... Rfa8 {[#] Threatens to win with ...axb4.} 19. Rab1 axb4 20. axb4 Ra3 21. Rb3 Rxb3 22. Qxb3 Qa7 23. Rb1 bxc5 24. bxc5 Rb8 25. Qd1 Rxb1 26. Qxb1 Nf8 27. h4 Qa6 28. Qb2 Qd3 {The position is equal.} 29. Nf4 Qd1+ 30. Kg2 Ng6 31. Qb8+ Nf8 32. Qb2 Ng6 33. Qb8+ Nf8 34. Qb2 {A rather calm draw. Weighted Error Value: White=0.04/ Black=0.02} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.6"] [White "Le, Quang Liem"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [ECO "D45"] [WhiteElo "2744"] [BlackElo "2881"] [Annotator "TA"] [PlyCount "71"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,71,11,9,9,9,9,9,9,7,7,13,11,10,12,10,14,12,10,10,11,17,10,10,9,18,9, 22,9,6,13,13,6,9,9,9,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 e5 9. cxd5 cxd5 10. Nb5 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 a6 {The position is equal.} 13. dxe5 {D45: Semi-Slav: 5 e3.} Nxe5 14. Nd4 Bg4 15. Bxg4 Nfxg4 16. O-O Rc8 ({Reject} 16... Qh4 $6 17. h3 $16) 17. Qf5 {[#] Hoping for h3.} g6 ({Don't go for} 17... Qh4 $2 18. h3 $18) 18. Qf4 {Black must now prevent h3.} Qe7 19. N2f3 Nxf3+ 20. Qxf3 Nf6 21. Rfc1 Ne4 22. Qd1 Qf6 {[#]} 23. Rc2 $146 ({Predecessor:} 23. Qe2 Rfd8 24. h3 h5 25. Rc2 Rxc2 26. Qxc2 Nd6 27. Rc1 Rc8 28. Qd1 Rxc1 29. Qxc1 {1/2-1/2 (37) Giri,A (2764)-Carlsen,M (2863) chess24.com INT 2020}) 23... Rc5 24. Rac1 Rfc8 25. f3 Rxc2 $1 26. Rxc2 Rxc2 27. Qxc2 Nd6 28. h3 Nb5 29. Nxb5 axb5 $11 { [%mdl 4096] Endgame KQ-KQ} 30. Qc8+ Kg7 {Black wants to play ...Qa1+.} 31. Qxb7 Qa1+ 32. Kh2 Qe5+ {[%mdl 64] [#] Double Attack} 33. Kh1 Qa1+ 34. Kh2 Qe5+ { [%mdl 64] Double Attack} 35. Kh1 Qa1+ 36. Kh2 {An uneventful encounter. Weighted Error Value: White=0.02/Black=0.00} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.7"] [White "Vidit, Santosh Gujrathi"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2636"] [BlackElo "2778"] [Annotator "Shahid"] [PlyCount "88"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,88,-4,0,34,23,77,81,80,93,106,101,119,114,91,93,75,75,79,80,71,30,45, 31,46,21,22,14,10,22,15,16,37,0,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. h3 O-O 9. Be2 Nc6 10. Be3 Qa5 {[#] White must now prevent ...cxd4. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 11. O-O cxd4 $5 {[%mdl 4] Exploring less charted territory.} (11... b6 $11 {keeps the balance.}) 12. cxd4 $16 {[#]} Bd7 $5 $146 {[%mdl 8] White is better. An interesting novelty.} ({Predecessor:} 12... b6 13. d5 Ne5 14. Nxe5 Bxe5 15. Bd4 Bxd4 16. Qxd4 Ba6 17. Bxa6 Qxa6 18. e5 Rfd8 {1-0 (41) Parligras,M (2591)-Almeida Junior,A (2174) Chess.com INT 2020}) 13. Rb1 b6 14. a4 Nd8 15. Bb5 Bxb5 16. axb5 {[#] And now Qb3 would win.} Qa2 17. Qd3 Nb7 18. Ra1 Qe6 19. Ra6 (19. Rac1) (19. d5) 19... Qd7 {...Nc5! is the strong threat.} 20. Ra3 Rfc8 21. e5 Na5 22. Rc1 Rxc1+ 23. Bxc1 Rc8 24. Rc3 e6 25. Ba3 h6 { The position is equal.} 26. Bd6 Rxc3 27. Qxc3 Qxb5 28. Qc8+ Kh7 29. Qc7 Qb1+ 30. Kh2 Qf5 31. Qxa7 Nc4 32. Qc7 b5 33. Qc6 Qf4+ 34. Kg1 Qc1+ 35. Kh2 Qb2 36. Qe8 Nd2 $1 {[%CAl Rd2f3] aiming for ...Nxf3+.} ({Wrong is} 36... Qxf2 $2 37. Qxf7 Nxd6 38. exd6 $18) 37. Nxd2 Qxd2 38. Qxf7 {Intending Bf8 and mate.} Qxd4 39. f4 {White threatens Bf8 and mate.} g5 40. fxg5 hxg5 41. Qh5+ Bh6 42. Qf7+ Bg7 43. Qh5+ Bh6 44. Qf7+ Bg7 {Weighted Error Value: White=0.04/Black=0.06} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "12.8"] [White "So, Wesley"] [Black "Svidler, Peter"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2741"] [BlackElo "2742"] [Annotator "RC"] [PlyCount "73"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0: 00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:00]} 5. e4 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:00]} 6. bxc3 { [%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 7. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:00:00] } 8. Rb1 {[%emt 0:00:00]} O-O {[%emt 0:00:09]} 9. Be2 {[%emt 0:00:00]} cxd4 { [%emt 0:00:04]} 10. cxd4 {[%emt 0:00:01]} Qa5+ {[%emt 0:00:02]} 11. Bd2 { [%emt 0:00:01]} Qxa2 {[%emt 0:00:01]} 12. O-O {[%emt 0:00:01]} Bg4 {[%emt 0:00: 01]} 13. Rxb7 {[%emt 0:00:01]} Bxf3 {[%emt 0:00:02]} 14. Bxf3 {[%emt 0:00:00]} Bxd4 {[%emt 0:00:03]} 15. e5 {[%emt 0:00:01]} Na6 {[%emt 0:00:15]} 16. Rxe7 { [%emt 0:00:04]} Rad8 {[%emt 0:00:12]} 17. e6 {[%emt 0:00:02]} fxe6 {[%emt 0:00: 38]} 18. Qe1 {[%emt 0:00:03]} Bf6 {[%emt 0:00:24]} 19. Rxa7 {[%emt 0:00:03]} Rxd2 {[%emt 0:00:04]} 20. Rxa6 {[%emt 0:00:02]} Qxa6 {[%emt 0:00:01]} 21. Qxd2 {[%emt 0:00:01]} Qb6 {[%emt 0:04:07]} 22. g3 {[%emt 0:00:02]} Bd4 {[%emt 0:00: 09]} 23. Kg2 {[%emt 0:00:05]} Kg7 {[%emt 0:00:13]} 24. Be4 {[%emt 0:00:56]} Qb2 {[%emt 0:00:15]} 25. Qxb2 {[%emt 0:00:01]} Bxb2 {[%emt 0:00:01]} 26. Rb1 { [%emt 0:00:01]} Bd4 {[%emt 0:00:03]} 27. Rb7+ {[%emt 0:00:00]} Rf7 {[%emt 0:00: 02]} 28. Rxf7+ {[%emt 0:00:01]} Kxf7 {[%emt 0:00:01]} 29. f3 {[%emt 0:00:03]} h6 {[%emt 0:00:02]} 30. g4 {[%emt 0:00:00]} g5 {[%emt 0:00:01]} 31. Bd3 { [%emt 0:00:00]} Be5 {[%emt 0:00:01]} 32. Be4 {[%emt 0:00:00]} Kf6 {[%emt 0:00: 01]} 33. h3 {[%emt 0:00:02]} Bf4 {[%emt 0:00:01]} 34. Bd3 {[%emt 0:00:00]} Be5 {[%emt 0:00:01]} 35. Be4 {[%emt 0:00:00]} Bf4 {[%emt 0:00:01]} 36. Bd3 { [%emt 0:00:00]} Be5 {[%emt 0:00:01]} 37. Be4 {[%emt 0:00:00]} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.1"] [White "Svidler, Peter"] [Black "Vachier-Lagrave, Maxime"] [Result "1-0"] [ECO "B90"] [WhiteElo "2742"] [BlackElo "2860"] [Annotator "Shahid"] [PlyCount "79"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,79,28,13,17,3,15,6,19,-22,33,-13,14,-8,41,7,18,0,21,-14,-14,-20,0, -70,28,39,12,0,0,0,0,0,0,0,0,0,0,-525,228,231,235,240,252,250,229,239,234,236, 236,137,378,371,379,381,386,379,382,378,366,375,347,376,360,323,481,507,512, 500,487,490,471,458]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5. } 7. g4 b5 8. Bg2 {e5! is the strong threat.} Bb7 {The position is equal.} 9. g5 Nfd7 (9... b4 $11) 10. h4 Be7 (10... b4 $5 {[%CAl Rb4c3]} 11. Ne2 a5 $11) 11. f4 h6 (11... b4 $5 {[%CAl Rb4c3]} 12. Ne2 Nc6 $11) 12. Qg4 Nc6 {[%CAl Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 13. Be3 {[#]} Na5 $146 ({Predecessor:} 13... hxg5 14. hxg5 Rxh1+ 15. Bxh1 g6 16. O-O-O Qc7 17. Qg1 O-O-O 18. Kb1 Kb8 19. Ne2 Rc8 {1-0 (36) Vidic,T (2102)-Rozman,M (2130) Maribor 2017}) 14. O-O-O Nc4 15. Bf2 Qc7 16. Nd4 (16. f5 $11) 16... h5 (16... Rc8 $1 $15 17. g6 O-O) 17. Qh3 $11 b4 18. g6 {aiming for gxf7+.} bxc3 19. gxf7+ Kxf7 20. Qxe6+ Kf8 21. Qf5+ $1 Kg8 22. Qe6+ $1 {[%mdl 64] Double Attack} Kh7 23. Bh3 $2 {[%mdl 8192]} (23. Qf5+ $11 {and White is okay.} Kg8 24. Qe6+ {[%mdl 64] Double Attack} Kf8 25. b3) 23... Bf6 $4 {[%mdl 8192]} (23... cxb2+ $19 {and life is good for Black.} 24. Kb1 Rhc8) 24. Bf5+ $40 {[%mdl 128] White is out for blood.} Kh6 25. b3 { Threatens to win with Qf7!} Nf8 (25... Qa5 26. Rdg1 $18) 26. Qxc4 Qxc4 27. bxc4 g6 28. Rhg1 Rg8 (28... gxf5 $4 29. Nxf5+ Kh7 30. Rxd6 $18) 29. Nb3 (29. Nf3 $18 ) 29... Re8 $2 {This costs Black the game.} (29... Rg7 $16) 30. Rxd6 Be7 {[#]} 31. Rb6 $1 {[%CAl Rb6b7]} Bxe4 32. Bxe4 Ba3+ 33. Kb1 Rxe4 34. Rxa6 Be7 35. Re1 Rxe1+ 36. Bxe1 Nd7 (36... Nh7 $142 37. Nd4 (37. Bxc3 Bxh4 38. f5 Bd8 $18) 37... Rf8) 37. Ra7 {White is clearly winning.} Rd8 38. Bxc3 Bxh4 39. Ba5 Bf2 {[#]} 40. c5 $1 {Weighted Error Value: White=0.33/Black=0.47} ({Less strong is} 40. Bxd8 Bxa7 41. Bg5+ Kg7 $16) 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.2"] [White "Nepomniachtchi, Ian"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2778"] [BlackElo "2741"] [Annotator "TA"] [PlyCount "137"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,137,14,12,22,12,9,0,4,0,18,4,14,0,22,0,0,0,14,6,17,11,8,0,0,0,0,-43, -59,-139,-144,-137,-141,-140,-133,-141,-125,-141,-137,-165,-141,-133,-133,-137, -110,-308,-292,-352,-347,-743,-754,-719,-666,-600,-219,-231,-219,-209,-83,-87, -86,-173,-65,-65,-32,-32,-33,-37,-8,-8,-8,-8,-8,-8,-8,-8,-8,-54,-54,-75,-37, -37,-37,-38,0,-17,-19,-45,-43,-47,0,-45,0,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 10. Re1 Re8 $1 {10...Re8 scores better than 10...Nf5. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 11. Rxe8+ Nxe8 12. d5 d6 {[#]} 13. h3 $146 ({Predecessor:} 13. Nd2 Bg5 14. a4 a5 15. Ra3 Bd7 16. g3 Nf6 17. Bg2 Qe8 18. c4 b6 19. h3 {0-1 (45) Abdusattorov,N (2627)-So, W (2770) Chess.com INT 2020}) 13... Bd7 14. Qd3 a5 15. Nc3 Bg5 16. Bxg5 Qxg5 17. Re1 Nf6 18. Ne4 Nxe4 19. Qxe4 h6 20. h4 Qd2 21. Re2 Qb4 22. Qe7 Bb5 23. c4 (23. Re4 $15 Qxb2 {[%mdl 64] Double Attack} 24. Bxb5 Qxb5 25. c4 Qb1+ 26. Re1 Qxa2 27. Qxc7) 23... Qxc4 $17 ({But not} 23... Bxc4 $2 24. Re4 $18) 24. Re1 Qxd5 {White must now prevent ...Re8.} 25. Qxc7 Bxf1 26. Kxf1 {[%mdl 4096] Endgame KQR-KQR} Qb5+ $1 27. Kg1 Qxb2 28. Re7 Qxa2 29. Qxb7 Rf8 30. g3 a4 31. Qa6 $2 (31. Qc6 $17 {might work better.}) 31... d5 32. Ra7 Qb1+ 33. Kh2 $2 (33. Qf1 Qe4 34. Qg2) 33... Qc2 $19 34. Qb6 Re8 35. Rc7 Qb3 $2 (35... Qf5 36. Qb2 a3 $1 {[%mdl 512]}) 36. Qc6 {[#]} Rf8 $1 37. Ra7 {[#]} a3 (37... Qf3 $1 $19 { [%CAl Rf3f2]} 38. Qc2 a3) 38. Qc5 $17 a2 {And now ...Qb2 would win.} 39. Qa5 ( 39. Qa3 $17 {keeps fighting.} Qd1 40. Qxa2) 39... h5 (39... d4 $19 40. Qxa2 Qf3 ) 40. Qxa2 $15 Qxa2 (40... Qf3 {with more complications.} 41. Ra4 Qf6 42. Rf4 Qe6 43. Qa5 Qd7) 41. Rxa2 {KR-KR} Rd8 42. Kg2 Kh7 43. Kf3 Kg6 44. Kf4 Rd7 45. Ra6+ f6 46. Ra3 Kf7 47. Ke3 Ke6 48. Kf4 g6 49. Ra6+ Rd6 50. Ra3 Rd7 51. Ra6+ Ke7 52. Ke3 Rd6 53. Ra3 Ke6 54. Kf4 Kd7 55. Ke3 Re6+ 56. Kd4 {The position is equal.} Re5 57. Ra6 Ke7 58. f4 Re4+ 59. Kxd5 Re3 60. Ra7+ Kf8 61. Rb7 {Cut Off at move 61} Kg8 62. Ra7 Kf8 63. Rb7 Rxg3 64. Ke6 Rg4 65. Kxf6 {[%CAl Rb7b8]} Rxf4+ 66. Kxg6 Rxh4 67. Rb5 Rh3 68. Rxh5 Rxh5 69. Kxh5 {White happily takes the draw. Weighted Error Value: White=0.23/Black=0.21} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.3"] [White "Carlsen, Magnus"] [Black "Vidit, Santosh Gujrathi"] [Result "1-0"] [ECO "C50"] [WhiteElo "2881"] [BlackElo "2636"] [Annotator "Shahid"] [PlyCount "99"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,99,12,12,15,10,12,12,12,13,7,18,14,27,23,25,17,31,31,39,36,37,20,30, 26,74,14,14,20,37,46,35,43,47,-784,12,18,18,27,164,180,180,180,164,177,233,231, 242,240,238,226,214,115,229,263,356,299,241,144,145,145,152,152,152,152,152, 152,29981,29982,29982,29977,29968,29978,29978,29979,29977,29979,29977,29975, 29974,29975,29980,29981,29981,29982,29982,29983,29986,29986,29987,29988,29988, 29988]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a4 d6 6. a5 {C50: Hungarian Defence and Giuoco Pianissimo.} a6 7. c3 Ba7 8. O-O {The position is equal.} O-O 9. Be3 Bxe3 10. fxe3 {[#]} Be6 $146 ({Predecessor:} 10... Qe7 11. Nbd2 Be6 12. Qb3 Rab8 13. Bxe6 Qxe6 14. Qxe6 fxe6 15. d4 Rfe8 16. dxe5 Nxe5 17. Nxe5 dxe5 18. Ra4 Red8 19. Nc4 {1/2-1/2 (19) Kollars,D (2588)-Donchenko,A (2658) Bremen 2020}) 11. Bxe6 fxe6 12. Nbd2 d5 13. Qb3 Qd6 14. exd5 (14. Qxb7 $2 Rfb8 $19) 14... Qxd5 15. e4 Qxd3 16. Qxb7 Nxe4 17. Qxc6 ({White should try} 17. Nxe4 $16 Qxe4 18. Qxc7) 17... Nxd2 $11 18. Nxd2 Qxd2 19. Qxe6+ Kh8 20. Qxa6 $40 {[%mdl 128] White mounts an attack.} Qxb2 21. Rxf8+ Rxf8 22. Rf1 Rxf1+ $1 23. Qxf1 {[%CAl Rf1f8][%mdl 4096] Endgame KQ-KQ} h6 $4 (23... Qa3 $11) 24. Qf8+ $18 Kh7 25. Qf5+ {[%mdl 64] Double Attack} Kh8 26. Qxe5 Qc1+ (26... c6 $142 27. h3 Kg8 28. Qe6+ Kh8 29. Qc8+ (29. Qxc6 Qa1+ 30. Kf2 Qxa5 $18) 29... Kh7) 27. Kf2 Qd2+ 28. Kf3 Qd3+ {[#]} 29. Kf4 $1 {Black must now prevent Qe8+.} Qd2+ {[#] } 30. Kf5 (30. Ke4 $1 $18) 30... Qd3+ (30... c5 $16 31. Qe8+ Kh7) 31. Ke6 Qc4+ 32. Kd7 c5 33. Qb8+ (33. Kd8 $18) 33... Kh7 $16 34. Qb1+ Kh8 35. Qb6 {aiming for a6.} Qxc3 36. a6 Qd2+ 37. Kc8 {And now Qd8+ would win.} c4 $4 (37... Qxg2 $16 38. a7 Qg4+ 39. Kb8 Qf4+ 40. Kb7 Qe4+ 41. Qc6 Qb4+ 42. Kc7 Qf4+ 43. Kb6 Qb4+ 44. Kc7 Qf4+ 45. Kd8 Qg5+ 46. Ke8 Qh5+ 47. Kf8 Qf5+ 48. Ke8 Qh5+ 49. Kd8 Qh4+ 50. Ke8 Qh5+) 38. a7 {White mates.} ({Not} 38. Qd8+ Qxd8+ 39. Kxd8 c3 $11) 38... Qxg2 39. Qb8 Qc6+ 40. Kd8 Qd5+ 41. Ke7+ Kh7 42. a8=Q Qg5+ 43. Kd7 Qf5+ 44. Kc6 Qe4+ 45. Kc5 Qe3+ 46. Kxc4 Qe2+ 47. Kb3 Qd3+ 48. Kb2 Qd2+ 49. Ka1 Qd4+ 50. Qb2 {Weighted Error Value: White=0.19/Black=0.32} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.4"] [White "Radjabov, Teimour"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "D37"] [WhiteElo "2758"] [BlackElo "2744"] [Annotator "TA"] [PlyCount "134"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,134,18,13,18,18,3,3,7,8,16,8,5,8,3,8,0,13,0,0,-22,-26,-22,-10,-20,0,0, -8,-22,13,8,8,0,12,0,53,40,75,77,80,0,0,0,0,0,0,0,0,-8,0,0,7,0,41,6,73,72,110, 105,105,106,118,113,125,107,109,108,103,123,134,0,268,45,130,120,130,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. c5 (5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 c6 9. Qc2 Bd6 10. Bh4 h6 11. a3 O-O 12. O-O Re8 13. Rfc1 Qb8 14. Bg3 Bxg3 15. hxg3 Nb6 16. Ne2 Nc8 17. Nf4 {0-1 (77) Radjabov,T (2765)-Le,Q (2709) chess24.com INT 2020}) 5... b6 6. cxb6 $1 {D37: Queen's Gambit Declined: 5 Bf4.} cxb6 7. Bg5 Be7 8. e3 O-O 9. Bd3 Nbd7 10. O-O Bb7 {[#] } 11. Qb1 $146 ({Predecessor:} 11. Qe2 Ne4 12. Bxe7 Qxe7 13. Rac1 Rfc8 14. Rc2 b5 15. Rfc1 Nb6 16. Nd2 Nxd2 17. Qxd2 {1-0 (40) Unzicker,F (2314)-Neuschmied,S (2282) Bayern 2018}) 11... h6 12. Bf4 Rc8 13. a4 Nh5 14. h3 Nxf4 15. exf4 Bb4 16. Rc1 Nf6 17. Qc2 {[#]} Ne4 $1 {[%mdl 512]} 18. Qb3 (18. Nxe4 Rxc2) 18... Bd6 19. Ne2 Rc7 20. g3 g5 21. Ne5 gxf4 ({Black should play} 21... Kg7 $11) 22. Nxf4 $14 Bxe5 23. dxe5 d4 24. Qd1 ({Reject} 24. Nxe6 $6 fxe6 25. Qxe6+ Rcf7 $11) ( 24. Bxe4 $16 Bxe4 25. Qb4) 24... Ng5 $11 {[%CAl Be4g5,Bg5f3,Bf3h2][%mdl 32]} 25. Qg4 f5 26. Qe2 ({Of course not} 26. exf6 Rxf6 27. Rxc7 Qxc7 $17) 26... Nf3+ 27. Kf1 Nh2+ 28. Ke1 Nf3+ 29. Kd1 Ng5 $1 30. Qd2 {And now h4 would win.} Bf3+ 31. Be2 {With the idea Bxf3.} (31. Ke1 $5 {[%CAl Rh3h4]} Bh5 32. Qb4 $11) 31... Rxc1+ (31... Qd7 $11) 32. Rxc1 $16 Qd7 33. Bxf3 Nxf3 34. Qb4 Nxe5 35. Qxb6 { [%mdl 64] Double Attack} Qxa4+ 36. b3 Qb5 {( -> ...Qf1+)} 37. Qxe6+ Rf7 38. Kc2 (38. Qxh6 {leads to mate.} Qf1+ 39. Kd2 Nf3+ 40. Kc2 Rc7+ 41. Qc6 Rxc6+ 42. Kb1 Qxc1+ 43. Ka2 Rc2#) 38... d3+ 39. Kb2 (39. Kd1 $16 d2 40. Kxd2) 39... d2 $2 { [%mdl 8192] [#]} (39... Kh7 $11 {and Black is okay.}) 40. Rd1 $2 ({Only move:} 40. Rc8+ $1 $18 Kh7 41. Rd8) 40... Nd3+ (40... Qa5 $1 $14) 41. Nxd3 Qxd3 { [%mdl 4096] Endgame [#] KQR-KQR} 42. Qc8+ (42. Qc4 $1 $16 {[%CAl Rc4d3]} Qd6 43. Kc2) 42... Kh7 $11 {The position is equal.} 43. Qc3 Rd7 44. Qxd3 Rxd3 { KR-KR} 45. Kc2 Rf3 $1 46. Rxd2 f4 47. gxf4 Rxh3 48. Rd7+ Kg6 49. Rd6+ Kf5 50. Rxa6 h5 51. b4 Rf3 52. b5 Rxf2+ 53. Kc3 {Black must now prevent b6.} Rf3+ 54. Kc4 Rxf4+ 55. Kc5 Rf1 56. Rh6 Rc1+ 57. Kd6 Kg4 58. b6 h4 59. b7 Rb1 60. Kc7 ( 60. Kc6 {keeps more tension.} h3 61. Kc7 Rc1+ 62. Kd6 Rb1 63. Kc6) 60... Rxb7+ 61. Kxb7 {KR-KP. Cut Off at move 61} h3 62. Kc6 Kg3 63. Kd5 h2 64. Ke4 Kg2 65. Rg6+ Kf2 66. Rh6 Kg2 67. Rxh2+ Kxh2 {Weighted Error Value: White=0.18/Black=0. 18} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.5"] [White "Anton Guijarro, David"] [Black "Nakamura, Hikaru"] [Result "0-1"] [ECO "E46"] [WhiteElo "2667"] [BlackElo "2829"] [Annotator "TA"] [PlyCount "120"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,120,1,12,11,2,10,11,0,0,0,1,0,0,0,0,0,11,0,0,0,0,0,0,0,21,0,0,0,41,0, 41,0,0,0,0,0,20,0,0,-12,-21,-6,-8,-59,-63,-63,-63,-71,-57,-62,-72,-122,-107, -151,-121,-106,-108,-118,-116,-119,-110,-177,-109,-116,-66,-62,-83,-79,-84,-75, -95,-70,-22,-26,0,0,0,-23,-22,-10,-11,-17,-10,-70,-68,-78,-57,-85,-68,-68,-67, -89,-70,-191,-91,-179,-178,-541,-534,-520,-515,-450,-443,-5893,-5886,-5857, -5636,-5610,-5582,-5536,-5344,-4618,-937]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3.} Bxc3 7. Bxc3 Ne4 8. Ne2 {The position is equal.} b6 9. d5 Bb7 10. f3 Nxc3 11. Nxc3 exd5 12. cxd5 d6 13. e4 a6 {[#]} 14. Bd3 $146 ({Predecessor:} 14. a4 Nd7 15. Be2 f5 16. exf5 Rxf5 17. O-O Qg5 18. Qc1 Qf4 19. Qxf4 Rxf4 20. Ne4 Bxd5 {1/2-1/2 (38) Bluebaum,M (2647)-Sarana,A (2654) chess.com INT 2020}) 14... b5 15. Qd2 Nd7 16. O-O Qf6 17. Kh1 Ne5 18. Be2 g5 19. Nd1 Ng6 20. Ne3 Bc8 21. g3 Bh3 22. Rf2 Rac8 23. Bf1 Bd7 $1 24. Bg2 c4 25. Rc1 Ne5 {[%CAl Bg6e5, Be5d7,Bd7f6][%mdl 32]} 26. Qd4 ({Better is} 26. Rff1 $11) 26... Qg7 $15 { Strongly threatening ...Nd3.} 27. Bf1 f5 28. exf5 Bxf5 29. Nxf5 Rxf5 30. Be2 Nd7 31. Qd2 Nf6 {White must now prevent ...Ne4!} 32. Qc2 Rxd5 33. f4 g4 34. Bf1 Qg6 35. f5 (35. Bg2 $17 {keeps fighting.} Rd3 36. Rd1) 35... Qg5 ({Black should try} 35... Qf7 $19 36. Bg2 Re5) 36. Re1 $17 Re5 37. Rxe5 dxe5 38. Qd1 Qe3 39. Qd6 {[#]} Rf8 $1 ({Reject} 39... Qxf2 40. Qe6+ Kh8 41. Qxf6+ Kg8 42. Qe6+ Kg7 43. Qxe5+ Kf8 44. Bg2 $11) 40. Re2 Qf3+ (40... Qd4 $5 {[%CAl Rd4d6]} 41. Qxa6 Qd5+ 42. Kg1 Qc5+ 43. Kh1 Qd5+ 44. Kg1 Qd4+ 45. Kg2 Qd5+ 46. Kg1 $17) 41. Kg1 Qxf5 {...Ne4 is the strong threat.} (41... e4) 42. Rxe5 ({Avoid the trap} 42. Rf2 $2 {[#]} Qxf2+ $1 {[%mdl 512]} 43. Kxf2 Ne4+ 44. Ke2 Nxd6 $19) 42... Qd7 $40 {[%mdl 128] Black is up to no good.} 43. Rg5+ Kf7 44. Qxd7+ ({ Don't blunder} 44. Qxa6 $2 Qd4+ 45. Kh1 Qe4+ 46. Kg1 Qe3+ 47. Kg2 Qxg5 $19) 44... Nxd7 45. Rxg4 Nc5 (45... Re8 {seems wilder.} 46. Kf2 Nc5 47. Rd4 Re6 48. Be2 Rh6) 46. Bxc4+ (46. Rf4+ $11 Ke8 47. Rh4) 46... bxc4 $15 47. Rxc4 $11 { [%mdl 4096] Endgame KRN-KR} Ne6 48. Ra4 Rb8 49. Rxa6 Rxb2 50. a4 Nd4 {Hoping for ...Nf3+.} 51. h4 (51. Ra7+ $15 Kg6 52. h3) 51... Kg7 (51... Nf5 $19 { has better winning chances.} 52. Ra7+ Kg8) 52. a5 (52. h5 $17 {might work better.}) 52... Nf5 $19 53. Ra8 $2 (53. Rb6 {is tougher.} Ra2 54. Rb7+ Kh6 55. a6) 53... Nxg3 {Black is clearly winning.} 54. a6 Ra2 55. Ra7+ Kh6 56. Ra8 (56. Rf7 $142 Rxa6 57. Kg2) 56... Kh5 57. a7 Kxh4 {( -> ...Kh3)} 58. Rb8 Rxa7 59. Kg2 Nf5 60. Kf3 Kg5 {Weighted Error Value: White=0.35/Black=0.10} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.6"] [White "Firouzja, Alireza"] [Black "Karjakin, Sergey"] [Result "1-0"] [ECO "D75"] [WhiteElo "2703"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "109"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,109,11,8,9,0,4,0,33,36,36,43,56,45,43,43,50,36,60,54,59,41,57,68,85, 79,93,95,81,92,92,70,79,83,93,89,75,74,74,64,110,64,64,65,74,74,203,70,65,67, 76,84,139,128,131,162,558,562,1130,1118,1114,1108,1108,1085,1012,1012,1370, 1351,2342,2162,1803,1685,29968,29969,29972,29973,29971,29970,29978,29979,29979, 29980,29981,29980,29980,29980]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 dxc4 7. Na3 c5 8. dxc5 c3 9. Nd4 Na6 10. c6 Nd5 11. Nab5 Nab4 12. Nxc3 Nxc3 13. bxc3 Nxc6 14. Be3 Bd7 {D75: Fianchetto Grünfeld: Main Line with 7...c5.} 15. Rb1 Na5 16. Nb3 {Threatens to win with Nxa5.} Nxb3 {[#] The position is equal.} 17. Rxb3 $146 ({Predecessor:} 17. Qxb3 Bc6 18. Bxc6 bxc6 19. Bc5 Bf6 20. Rfd1 Qa5 21. Bb4 Qe5 22. Qc4 a5 23. Bc5 Qxc3 24. Qxc3 Bxc3 25. Bxe7 Rfb8 26. Rbc1 {1-0 (61) Phiri,R (2166)-Ristovich,D Gauteng 2011}) 17... Bc6 18. Bxc6 bxc6 19. Qxd8 Rfxd8 20. Rfb1 a5 21. Ra3 h5 22. Kg2 e6 23. Rb6 a4 24. c4 c5 25. Rd3 ({Of course not} 25. Bxc5 $6 Rdc8 $11) 25... Rdb8 26. Rdd6 Bf8 $2 (26... a3) 27. Rxb8 Rxb8 $16 {[%mdl 4096] Endgame KRB-KRB} 28. Ra6 $1 Rb2 29. Rxa4 Rxe2 30. Kf3 Rb2 31. Ra8 {aiming for Bxc5.} Kg7 32. Ke4 Be7 33. a4 g5 $1 34. a5 Ra2 35. a6 Ra3 (35... g4 $16) 36. Bc1 (36. Ra7 $1 $18) 36... Ra2 $14 37. Kd3 Bf6 {White stays focused until the end.} 38. Be3 Ra5 (38... Be7 $142) 39. Kc2 $16 g4 {[#]} 40. Kb3 $1 Be5 $2 (40... Kh7 {is tougher.} 41. a7 Be7) 41. a7 $18 Bf6 {[#]} 42. Bxc5 $1 {[%mdl 576] Promotion} Rxc5 {KRB-KR} 43. Rb8 Ra5 44. a8=Q Rxa8 45. Rxa8 {KR-KB} Bd4 46. Kb4 Bxf2 47. c5 {[%CAl Bc4c5, Bc5c6][%mdl 32]} h4 48. gxh4 Bxh4 49. Kb5 {White mates.} Bf6 50. Ra4 Be5 51. Rxg4+ Kh6 52. c6 f5 53. Rg8 f4 {[#]} 54. Re8 $1 Kg5 55. Rxe6 {Weighted Error Value: White=0.07/ Black=0.40} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.7"] [White "Aronian, Levon"] [Black "Giri, Anish"] [Result "1-0"] [ECO "B50"] [WhiteElo "2778"] [BlackElo "2731"] [Annotator "Shahid"] [PlyCount "67"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,67,0,0,6,3,0,16,16,23,0,0,0,0,5,15,0,0,0,0,0,0,-7,-16,-22,-12,-20,-8, -13,15,0,4,17,20,-8,35,34,47,24,77,37,102,113,135,112,117,26,242,236,277,260, 248,256,285,254,248,254,741,720,29995,29996]} 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. O-O Be7 6. c3 {B50: Sicilian: 2...d6, Miscellaneous.} O-O 7. Re1 a6 8. Bb3 {The position is equal.} b5 9. Bf4 Bb7 10. Nbd2 Nbd7 11. h3 {[#]} Re8 $146 ({Predecessor:} 11... Qb6 12. Bc2 Rac8 13. Qe2 Rfe8 14. Rad1 Bf8 15. Bh2 g6 16. Bb1 e5 17. a3 Bg7 {0-1 (63) Kirchner,T (2311)-Braeuer,F (2445) Magdeburg 2019}) 12. d4 cxd4 13. cxd4 Nb6 14. Qe2 Rc8 15. Bh2 h6 16. Rad1 d5 17. e5 Ne4 18. Bf4 {[%CAl Rd2e4]} Na4 19. Rb1 Nb6 20. Nf1 {[%CAl Bd2f1,Bf1g3,Bg3e2][%mdl 32]} Nc4 21. Ng3 a5 22. Bc2 Ncd2 23. Rbc1 Nxf3+ (23... Nxg3 $11 {remains equal.} 24. fxg3 Ne4) 24. Qxf3 {[%CAl Rg3e4]} Rc4 (24... Bg5 $14) 25. Ne2 b4 26. Qg4 $36 { [%mdl 2048] White is really pushing.} (26. Bxh6 gxh6 27. Bxe4 Rxc1 28. Bh7+ Kxh7 (28... Kh8 29. Rxc1) 29. Qxf7+ Kh8 30. Rxc1 $18 Bg5 31. f4 Qe7 32. Qh5) 26... Bg5 27. f3 (27. Bd3 $16) 27... f5 $2 {This move loses the game for Black. } (27... Bxf4 $1 $11 28. Qxf4 Nc5) 28. exf6 $1 $18 {[%mdl 64] [#] Overworked Piece} Nxf6 29. Bxg5 hxg5 30. Qxg5 Qd6 31. Bd3 Rxc1 32. Rxc1 Ba6 $2 (32... Rf8 33. Qf4 Rd8) 33. Bxa6 {[%mdl 64] [#] Overworked Piece} Qxa6 34. Rc7 {Weighted Error Value: White=0.10/Black=0.52} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "13.8"] [White "Duda, Jan-Krzysztof"] [Black "Ding, Liren"] [Result "1-0"] [ECO "D46"] [WhiteElo "2774"] [BlackElo "2836"] [Annotator "TA"] [PlyCount "127"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,127,25,16,18,12,10,-59,17,12,8,12,31,12,12,12,12,12,12,11,15,12,14,6, 51,4,31,11,18,16,10,12,16,15,10,10,43,36,49,39,46,37,54,25,28,29,27,29,37,35, 35,38,40,38,47,45,47,54,55,55,56,62,57,58,72,64,55,48,148,133,135,120,148,142, 161,154,368,391,359,355,326,188,208,171,179,193,152,125,430,405,957,921,5539, 611,476,147,29950,29951,29952,29953,29962,29958,29977,29978,29978,29979]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O e5 9. cxd5 cxd5 10. e4 exd4 11. Nxd5 Nxd5 12. exd5 h6 13. Nxd4 {13.b3 is not played anymore.} Qh4 {[%csl Gd6][%CAl Rh4h2] D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 14. Nf3 Qh5 15. Bh7+ Kh8 {...g6 is the strong threat.Black is slightly better.} 16. Qf5 $1 {[%CAl Rf5h5]} Qxf5 17. Bxf5 Nf6 18. Bxc8 (18. Bd3 {feels hotter.} b6 19. Bc4 Bb7 20. b3 Rad8 21. Rd1) 18... Rfxc8 19. Rd1 Rd8 20. Be3 Be7 21. d6 Bxd6 {[#]} 22. Kf1 $146 ({Predecessor:} 22. Rac1 Kg8 23. h3 Be7 24. Rxd8+ {1/2-1/2 (24) Lenic,L (2634)-Motylev,A (2676) Germany 2013}) 22... Kg8 23. Rac1 a6 24. Rc4 Rd7 25. g3 Rc7 26. Rxc7 Bxc7 27. Rd3 Rd8 28. Rb3 b5 29. Ra3 a5 30. Rc3 Nd5 31. Rc5 b4 32. Ke2 a4 33. Bd4 a3 34. bxa3 bxa3 35. Rb5 Ne7 36. Bc5 Rd5 37. Nd4 Nf5 38. Nb3 g5 39. Rb4 Bd6 40. Bxd6 Nxd6 $14 { [%mdl 4096] Endgame KRN-KRN} 41. Rd4 Re5+ 42. Kd3 $1 Nf5 43. Ra4 Re1 44. Rxa3 Rh1 45. Ra5 Ng7 (45... Ne7 $1 $14) 46. a4 Rxh2 47. Ke3 Ne6 48. Rb5 {aiming for a5.} Rh1 49. a5 {And now a6 would win.} Re1+ $2 {[#]} (49... Nc7 $16 50. Rb7 Na6) 50. Kd2 $1 $18 {[%CAl Rd2e1]} Re4 51. a6 Ra4 52. Ra5 (52. Na5 $142) 52... Rxa5 53. Nxa5 {KN-KN} Nc7 54. a7 h5 55. Ke3 Kg7 $2 {[%mdl 8192]} (55... h4 $16 56. gxh4 gxh4) 56. Nc4 Kg6 (56... Na8 $142 57. Nd2 h4 58. gxh4 gxh4) 57. Nb6 Kf5 58. Kf3 (58. a8=Q $142 Nxa8 59. Nxa8) 58... g4+ 59. Kg2 $2 (59. Ke3 $18 { and the rest is easy.}) 59... Kg5 $2 {[%mdl 8192] [#]} (59... Ke4 $16 60. Kf1 Ke5) 60. a8=Q {White mates.} Nxa8 61. Nxa8 f5 62. Nc7 h4 63. gxh4+ Kxh4 64. Ne6 {Weighted Error Value: White=0.27/Black=0.41} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.1"] [White "Vachier-Lagrave, Maxime"] [Black "Ding, Liren"] [Result "1/2-1/2"] [ECO "B90"] [WhiteElo "2860"] [BlackElo "2836"] [Annotator "TA"] [PlyCount "122"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Nc6 { [#] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. Nd5 $146 ({Predecessor:} 8. O-O Be6 9. f4 exf4 10. Nxf4 Ne5 11. Kh1 Be7 12. Be3 O-O 13. a4 Qc7 14. Bd4 Rae8 15. Qe1 {1/2-1/2 (32) Heberla,B (2566)-Gajewski,G (2616) Warsaw 2020}) 8... Nxd5 9. exd5 Nb4 10. Be4 {[#] Hoping for c3.} a5 11. c3 Na6 12. O-O f5 13. Bc2 Be7 14. f4 O-O 15. Be3 e4 16. Nd4 Nc7 17. Bb3 Bf6 18. a4 Kh8 19. Bc4 Qe7 20. Qb3 Na6 21. Ne6 Bxe6 22. dxe6 Nc5 23. Bxc5 dxc5 24. Rad1 {Rd7 is the strong threat.} Rad8 25. Qb5 g5 (25... Rd6 $14) 26. Rd7 ({Don't play} 26. Qxa5 $6 gxf4 27. Rxd8 Rxd8 $11) (26. fxg5 {is interesting.} Bxg5 27. Rd7 Rxd7 28. Qxd7 f4 29. Qd5) 26... Rxd7 27. Qxd7 gxf4 28. Rxf4 Bg5 {[#] aiming for ...Qxd7.} 29. Qxe7 (29. Rf1 Qxd7 30. exd7 Kg7 31. Be6) 29... Bxe7 $16 {[%mdl 4096] Endgame KRB-KRB} 30. g4 fxg4 31. Rxg4 Rg8 32. Rxg8+ Kxg8 { KB-KB} 33. Kf2 Kf8 34. Ke3 Bg5+ 35. Kxe4 Bc1 36. Kd5 Ke7 37. b3 Bd2 38. Bd3 h6 39. c4 Be3 40. Be2 Bd4 41. h4 Bf2 42. h5 Bd4 {The position is equal.} 43. Bf3 Bf2 44. Ke5 Bd4+ 45. Kf5 b6 46. Bg4 Bc3 47. Bh3 Bd4 48. Kf4 Kd6 49. Ke4 Bc3 50. Kf5 Ke7 51. Bg2 Bb2 52. Bc6 Bc3 53. Bd7 Bb2 54. Ke4 Kd6 $1 55. Kf4 Bc3 56. Kf5 Ke7 57. Bc8 Bb2 58. Kg6 Bc1 59. Kf5 Bb2 $1 60. Kg6 Bc1 61. Kf5 Bb2 $1 { Weighted Error Value: White=0.07/Black=0.06} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.2"] [White "Giri, Anish"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "C42"] [WhiteElo "2731"] [BlackElo "2774"] [Annotator "ChessBase"] [PlyCount "54"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "900+10"] 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nf6 { [%emt 0:00:00]} 3. Nxe5 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0: 00:00]} Nxe4 {[%emt 0:00:00]} 5. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 6. Bd3 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:00]} Be7 {[%emt 0:00: 00]} 8. Re1 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. c4 {[%emt 0:00:00]} Nc6 { [%emt 0:00:00]} 10. cxd5 {[%emt 0:00:03]} Qxd5 {[%emt 0:00:00]} 11. Nc3 { [%emt 0:00:01]} Nxc3 {[%emt 0:00:03]} 12. bxc3 {[%emt 0:00:00]} Rae8 {[%emt 0: 01:19]} 13. Rb1 {[%emt 0:00:48]} Bxd3 {[%emt 0:00:28]} 14. Qxd3 {[%emt 0:00:03] } b6 {[%emt 0:00:20]} 15. Bf4 {[%emt 0:00:30]} Qd7 {[%emt 0:02:42]} 16. d5 { [%emt 0:01:00]} Na5 {[%emt 0:00:55]} 17. Re3 {[%emt 0:01:16]} Bf6 {[%emt 0:02: 04]} 18. Be5 {[%emt 0:03:03]} Bxe5 {[%emt 0:01:08]} 19. Nxe5 {[%emt 0:00:02]} Qa4 {[%emt 0:00:01]} 20. Rbe1 {[%emt 0:01:27]} f6 {[%emt 0:03:00]} 21. Rh3 { [%emt 0:00:03]} g6 {[%emt 0:00:16]} 22. Rxh7 {[%emt 0:00:10]} Kxh7 {[%emt 0:00: 12]} 23. Qxg6+ {[%emt 0:00:10]} Kh8 {[%emt 0:00:01]} 24. Qh5+ {[%emt 0:01:38]} Kg7 {[%emt 0:00:18]} 25. Qg6+ {[%emt 0:00:04]} Kh8 {[%emt 0:00:05]} 26. Qh6+ { [%emt 0:00:11]} Kg8 {[%emt 0:00:01]} 27. Qg6+ {[%emt 0:00:10]} Kh8 {[%emt 0:00: 01]} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.3"] [White "Karjakin, Sergey"] [Black "Aronian, Levon"] [Result "0-1"] [ECO "D00"] [WhiteElo "2709"] [BlackElo "2778"] [Annotator "TA"] [PlyCount "62"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,62,0,23,28,13,14,24,23,14,8,6,12,40,3,31,28,39,18,69,11,37,-16,12,0,0, -56,0,0,0,0,0,-67,-85,-80,-87,-78,-81,-79,-76,-73,-69,-180,-176,-212,-216,-497, -491,-440,-428,-424,-418,-716,-578,-1050,-1023]} 1. d4 {Meier,Georg} Nf6 2. Bg5 d5 3. Nd2 c5 4. dxc5 e6 5. e4 h6 6. Bh4 {D00:1 d4 d5: Unusual lines.} dxe4 {[#] } 7. Nxe4 $146 ({Predecessor:} 7. Qe2 Qa5 8. O-O-O Qxa2 9. Qb5+ Nbd7 10. c6 bxc6 11. Qxc6 Bb7 12. Qxb7 Qa1+ 13. Nb1 {0-1 (28) Nepomniachtchi,I (2767)-So,W (2808) Wijk aan Zee 2017 CBM 177 [Meier,Georg]}) 7... Qa5+ {[%mdl 64] Double Attack} (7... Qxd1+ $6 8. Rxd1 Nbd7 9. Bxf6 $16) 8. Nd2 {White has an edge.} Qxc5 9. Ngf3 Nbd7 10. Bd3 b6 11. Qe2 Bb7 12. O-O-O Be7 13. Kb1 Rc8 (13... O-O $11) 14. Rhe1 (14. Nb3 $14 Qh5 15. Ba6 Bxf3 16. Qxf3 (16. gxf3 Rd8 $11) 16... Qxf3 17. gxf3) 14... O-O $11 15. g4 (15. c3 $14) 15... Rfd8 (15... Nxg4 16. Nb3 $14) 16. g5 hxg5 17. Bxg5 ({Better is} 17. Nxg5 $11 Nf8 18. Rg1) 17... Nd5 ( 17... Qc7 $1 $15) 18. Rg1 Bxg5 19. Rxg5 Qb4 20. Ne4 ({White should try} 20. Ka1 $11) 20... Nf4 $15 21. Qe3 Nxd3 22. cxd3 {Hoping for Rdg1.} Bxe4 ({Not} 22... Qa4 23. Rdg1 $16) 23. dxe4 {[#]} Nf6 $1 $40 {[%mdl 640] Black is out for blood. } 24. Nd4 {[#]} g6 $1 {Threatens to win with ...e5!} 25. a3 {[#]} (25. Rgg1 $1 $15) 25... Qa4 $1 $19 {[%CAl Ra4d1]} 26. Rd2 {[#]} e5 $1 {[%mdl 576] Deflection, Decoy} 27. Rxe5 $2 (27. Nb3) 27... Ng4 $1 {[%csl Be3,Be5,Bh2][%mdl 64] Double Attack} ({Stronger than} 27... Qc4 28. Rc2 $11) 28. Qf4 Nxe5 ({ Inferior is} 28... Rxd4 29. Re7 $11) 29. Qxe5 {intending Ne6!} Qc4 {aiming for ...Qc1+.} 30. Rd1 (30. Qf6 $142) 30... Rc6 31. b3 Qc3 {Weighted Error Value: White=0.57/Black=0.14} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.4"] [White "Nakamura, Hikaru"] [Black "Firouzja, Alireza"] [Result "1-0"] [ECO "B19"] [WhiteElo "2829"] [BlackElo "2703"] [Annotator "TA"] [PlyCount "85"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,85,4,0,0,5,12,0,0,-7,0,0,0,-8,-15,-11,-18,-12,-26,-35,-25,-75,-27, -17,-22,-35,-33,-74,-61,-73,-73,-61,0,0,0,0,0,0,0,0,0,0,323,367,333,-8,336,359, 605,607,545,575,546,527,500,479,1049,958,950,915,828,811,1699,1651,1229,1076, 2267,1706]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ {B19: Classical Caro-Kann: 4...Bf5 main line.} 12. Bd2 Bb4 13. c3 Be7 {The position is equal.} 14. c4 Qb6 15. Bc3 $5 {[%mdl 4] Leaves trodden paths.} Ngf6 {[#]} 16. Ne5 $146 ({Predecessor:} 16. O-O-O Rd8 17. Qe2 O-O 18. Ne4 Nxe4 19. Qxe4 Qa6 20. d5 cxd5 21. cxd5 Nf6 22. Bxf6 Bxf6 {0-1 (56) Zakhartsov,V (2486)-Gaifullin,A (2448) St Petersburg 2018}) 16... Rd8 17. Qe2 Bb4 {Strongly threatening ...Qxd4.} 18. O-O {And now c5 would win.} Bxc3 19. bxc3 {Threatening Ng6!} O-O 20. Rab1 Qc7 21. f4 c5 22. Qf3 Nb6 23. Rfd1 Nfd7 24. Ne4 {Black should prevent Nxd7.} cxd4 25. cxd4 f5 (25... Nxc4 $15 26. Nxd7 Qxd7) 26. Nc5 $36 {[%mdl 2048] White has good play.} Nxc5 27. dxc5 Qxc5+ 28. Kh2 {Threatens to win with Rxd8.} Qc7 (28... Nxc4 29. Nd7 $16) 29. a4 Rxd1 (29... Nxc4 $2 30. Qc3 $18) 30. Rxd1 {aiming for a5.} Rd8 $2 {[%mdl 8192] [#]} ({Don't go for} 30... Nxa4 $2 31. Rd7 $18) ({ Avoid the trap} 30... Nxc4 $2 31. Qc3 $18) (30... a5 $11) 31. Qxb7 $3 $18 { [%mdl 576] Deflection} Qxb7 32. Rxd8+ Kh7 {White must now prevent ...g5. This move loses the game for Black.} 33. Ng6 $1 {[%csl Gg6][%CAl Rd8h8] [#]} Qc8 $2 (33... Qa8 $1 {[%mdl 512]} 34. Rxa8 Nxa8) 34. Rxc8 {White is clearly winning.} Nxc8 {[%mdl 4096] Endgame [#] KN-KN} 35. c5 $1 Kg8 36. Kg3 Kf7 37. Kf3 Ke8 ( 37... a6 $142 38. Ke3 Na7 39. Ne5+ Ke7) 38. Ke3 Kd7 39. Kd4 a6 40. Ke5 Kc6 41. Kxe6 Kxc5 42. Kf7 Kb4 43. Kxg7 {Weighted Error Value: White=0.05/Black=0.40} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.5"] [White "Le, Quang Liem"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "C83"] [WhiteElo "2744"] [BlackElo "2667"] [Annotator "TA"] [PlyCount "63"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 29,63,26,31,32,34,32,26,20,32,25,29,20,32,26,26,21,41,33,173,208,202, 204,204,145,208,208,302,301,731,776,29981,29980,29955,12453,6287,6287]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O 11. Bc2 f5 12. Nb3 Qd7 13. Nfd4 Nxd4 14. Nxd4 c5 15. Nxe6 Qxe6 16. f3 {C83: Open Ruy Lopez: 9 c3 Be7.} Ng5 17. Bxg5 Bxg5 18. f4 { White has an edge.} Be7 19. Qf3 Rad8 20. Rfd1 g6 21. Rd2 Rd7 22. Rad1 {[%CAl Rd2d5]} Rfd8 23. h3 $36 {[%mdl 2048] White has good play.} h5 {[#] A mistake that costs the game.} (23... c4 $14) 24. g4 $1 $18 {[%CAl Rg4f5]} hxg4 25. hxg4 fxg4 {[#]} 26. Qh1 $1 {aiming for Rh2.} Bf8 (26... c4 $16 {might work better.}) 27. Qh4 {[%mdl 1024] [#] White has strong compensation.} Bg7 $146 (27... Re8 { was called for.} 28. Rg2 (28. Rh2 Rg7 $16) 28... Rg7 29. Rxg4 c4) ({ Predecessor:} 27... c4 28. Rh2 Bg7 29. Qh7+ Kf8 30. Qxg6 Qxg6 31. Bxg6 d4 32. Kg2 dxc3 33. Rxd7 Rxd7 34. bxc3 {1-0 (48) Hovhannisyan,R (2641)-Hakobyan,A (2582) Yerevan 2020}) 28. Qg5 ({Don't do} 28. Rh2 $6 c4 $18) 28... Kf7 $2 ( 28... Rf8 29. Bxg6 Rxf4) 29. Re2 Re7 {[#]} 30. f5 $1 {[%mdl 512]} gxf5 31. Bxf5 {[%mdl 64] Double Attack} Qh6 {[#]} 32. Bg6+ $1 {[%mdl 512] Weighted Error Value: White=0.01/Black=0.86} 1-0 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.6"] [White "Vidit, Santosh Gujrathi"] [Black "Radjabov, Teimour"] [Result "1/2-1/2"] [ECO "A25"] [WhiteElo "2636"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "61"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,61,24,0,24,0,0,0,35,14,20,22,38,17,29,12,6,4,25,0,0,5,14,0,0,2,0, -100,-114,-106,-106,-98,-101,-266,-267,-518,0,0,0,0,0,0,0,0,0,0]} 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Nc6 5. e3 d6 6. Nge2 Nge7 7. d3 O-O 8. Rb1 a5 9. a3 Be6 10. Nd5 f5 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} 11. b4 axb4 12. axb4 {[%CAl Ba3b4,Bb4b5][%mdl 32] [#]} Bf7 $146 ({ Predecessor:} 12... Bxd5 13. cxd5 Na7 14. O-O Qd7 15. b5 Nac8 16. Qb3 Nb6 17. Bd2 h6 18. Rfc1 Kh7 {1-0 (42) Ribbegren,K (2239)-Andreasen,J (2229) Saint Peter Port 2015}) 13. b5 Na5 14. O-O c6 15. Nxe7+ Qxe7 16. bxc6 bxc6 17. Bd2 e4 18. Nd4 c5 19. Nb5 Nc6 {[%CAl Ba5c6,Bc6e5,Be5d3][%mdl 32]} 20. dxe4 fxe4 21. Qc2 Ne5 22. Bxe4 (22. Bc3 $11 {remains equal.}) 22... Bxc4 $17 {Strongly threatening ...d5.} 23. Bxa8 Rxa8 24. f4 Ra2 {[%mdl 1024] Black has strong compensation.} 25. Qd1 $2 {[#]} (25. Qe4 $17 {was necessary.} d5 26. Qg2) 25... Nd3 $1 $19 {Hoping for ...Bd5.} ({Weaker is} 25... Bxf1 26. fxe5 Bh3 27. Nxd6 $11) 26. f5 $2 {[#]} (26. Rb3 Rb2 27. Rxb2 Nxb2 {[%mdl 64] Discovered Attack} 28. Qf3 Bxb5 29. Ra1) 26... Bh6 $2 (26... Bd5 $1 $19 27. Nc3 Bxc3 28. Rb8+ Kf7 29. fxg6+ Kxg6 30. Qg4+ Qg5 31. Qxg5+ Kxg5) 27. Rf3 $1 $11 {The position is equal.} Ne5 28. Rf2 Nd3 29. Rf3 $1 Ne5 {And now ...Rxd2 would win.} 30. Rf2 Nd3 31. Rf3 $1 {Weighted Error Value: White=0.36/Black=0.23} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.7"] [White "So, Wesley"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [ECO "E36"] [WhiteElo "2741"] [BlackElo "2881"] [Annotator "TA"] [PlyCount "42"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,42,23,11,6,16,15,16,8,17,16,22,25,17,10,14,7,4,2,11,0,0,0,0,0,0,0,0, 0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 {E36: Nimzo-Indian: Classical: 4...d5 5 a3.} Bb7 10. Rd1 Nbd7 11. Ne5 h6 12. Nxd7 Qxd7 13. Bxf6 gxf6 14. d5 {[#] The position is equal.} exd5 $146 ({Predecessor:} 14... Bxd5 15. Qf4 Kh7 16. Qxf6 Qd8 17. Qxd8 Rfxd8 18. e3 Rd6 19. Bd3+ Kh8 20. Bf1 Rad8 {1-0 (52) Sethuraman,S (2617)-Gelfand,B (2737) Douglas 2017}) 15. Qf4 Kh7 16. e3 c5 17. Bd3+ Kg7 18. Qg3+ Kh8 19. Qf4 Kg7 20. Qg3+ Kh8 21. Qf4 Kg7 {Not much happened in this game. Weighted Error Value: White=0.01/Black=0.03} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "14.8"] [White "Svidler, Peter"] [Black "Nepomniachtchi, Ian"] [Result "0-1"] [ECO "B90"] [WhiteElo "2742"] [BlackElo "2778"] [Annotator "TA"] [PlyCount "112"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,112,33,19,19,22,14,1,16,-17,2,0,0,-4,0,-3,-20,-39,-30,-29,-33,-27, -28,-32,-24,-36,-40,-46,-55,-97,0,-73,-73,-92,-71,-90,0,0,0,-5,-5,-17,-10,-40, -40,-47,-34,-79,-66,-56,-41,-34,-25,-30,-16,-15,-12,-57,-57,-68,-71,-41,-50, -39,-30,-23,-31,-760,-59,-55,-45,-48,-49,-47,-40,-44,-22,-220,-216,-223,-224, -224,-224,-225,-224,-224,-224,-224,-224,-223,-223,-223,-223,-209,-223,-222, -222,-454,-442,-538,-516,-802,-777,-627,-563]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 7. g4 b5 8. Bg2 Bb7 {The position is equal.} 9. g5 Nfd7 10. h4 b4 11. Ne2 Nc6 12. f4 h6 13. Be3 hxg5 14. hxg5 Rxh1+ 15. Bxh1 {[#]} a5 $146 ({Predecessor:} 15... g6 16. Nbd4 e5 17. Nxc6 Bxc6 18. Qd2 Qb8 19. O-O-O Qb7 20. Ng3 a5 21. f5 a4 {1-0 (49) Lomasov,S (2559)-Colovic,A (2449) Skopje 2019}) 16. Ned4 Nxd4 17. Nxd4 Nc5 18. Qg4 g6 ({Inferior is} 18... Nxe4 19. f5 $16) ({Of course not} 18... Bxe4 $6 19. Bxe4 Nxe4 20. f5 $14) 19. O-O-O {White wants to play f5.} Qd7 ({Better is} 19... Nxe4 $17 20. Nxe6 Qc8 { [%mdl 64] Pin}) 20. e5 (20. f5 $1 $11) 20... Bxh1 $17 21. Rxh1 dxe5 22. fxe5 Qd5 (22... Rc8 $17) 23. Qf3 $1 $11 Rd8 24. Qxd5 (24. Rh7 {seems wilder.} Qxf3 25. Nxf3 Ne4 26. Rh8 a4 27. Nd2) 24... Rxd5 25. Nf3 Nd7 26. Bf4 Bc5 27. Rd1 Nb6 28. c3 bxc3 29. bxc3 Kd7 30. Nd2 Kc6 31. Kc2 Rd7 32. Rf1 Nd5 {Threatens to win with ...Be3.} 33. Nc4 Kb5 34. Nd6+ Bxd6 35. exd6 $15 {[%mdl 4096] Endgame KRB-KRN} Kc6 36. Bd2 Kxd6 37. c4 Rc7 38. Bxa5 $2 {[%mdl 8192] [#]} (38. Kd3 $15 Nb4+ {[%mdl 64] Double Attack} 39. Kc3) 38... Rxc4+ $2 ({Black should play} 38... Ne3+ $19 39. Kc3 Nxf1 40. Bxc7+ Kxc7) 39. Kb3 Rg4 40. Rxf7 Rxg5 41. a4 Rg3+ 42. Kc4 Kc6 43. Be1 $2 {[#]} (43. Rf8 $11) 43... Ra3 $1 $19 {...Ne3+ is the strong threat.} 44. Bd2 Rxa4+ 45. Kd3 Kd6 46. Ke2 Ke5 47. Rg7 Kf5 48. Rf7+ Ke4 49. Rg7 Ra2 50. Ke1 Kf5 51. Rf7+ Nf6 52. Bc3 e5 53. Re7 $2 (53. Bb4 { only move.}) 53... Ng4 {Black is clearly winning.} 54. Re8 g5 55. Bd2 (55. Rf8+ $142 Ke4 56. Bb4) 55... Nh2 56. Rf8+ Ke4 {Weighted Error Value: White=0.46/ Black=0.18} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.1"] [White "Nepomniachtchi, Ian"] [Black "Vachier-Lagrave, Maxime"] [Result "1/2-1/2"] [ECO "B51"] [WhiteElo "2778"] [BlackElo "2860"] [Annotator "TA"] [PlyCount "153"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,153,10,13,10,21,12,27,20,33,28,25,-24,18,0,0,0,0,0,0,-12,0,0,0,0,0, -16,-10,-10,0,0,0,0,0,0,0,0,13,0,0,0,0,0,2,0,0,0,0,0,0,-19,-19,-14,-14,-21,-13, -17,0,-21,-21,-80,0,0,0,0,0,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21, -21,-21,-28,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-7, -21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21, -21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,-21,0,0,0,0,0,0,0, 0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. c4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e6 8. Nc3 Bc6 9. O-O {White has an edge.} Nf6 10. b3 Be7 {[#]} 11. Ba3 $146 ({Predecessor:} 11. Bb2 O-O 12. a4 Rc8 13. Rfe1 Qa5 14. Ba3 Rfd8 15. b4 Qc7 16. b5 Be8 17. Nd2 axb5 18. axb5 Nd7 19. Bb4 b6 {1-0 (56) Socko,M (2479)-Cramling,P (2450) Monaco 2017}) 11... O-O 12. Rac1 Qa5 13. Bxd6 Bxd6 14. Qxd6 Nxe4 15. Qe5 Qxe5 16. Nxe5 Nxc3 17. Rxc3 Rfd8 18. Nxc6 bxc6 $11 {[%mdl 4096] Endgame KRR-KRR} 19. b4 Rd2 20. Ra3 Rb2 21. Ra4 g5 22. g3 Kg7 23. Rd1 h5 24. a3 h4 25. gxh4 gxh4 26. h3 Rb3 27. Kh2 Rf3 28. Kg2 Rf4 29. c5 Kf6 30. Kf1 Rf3 31. Rd4 Rxh3 32. Kg2 Rb3 { [#] White must now prevent ...Rg8+.} 33. Rxh4 Rd3 34. Ra5 Kg5 35. Rh7 {[#]} ( 35. Rh3 $11 Rxh3 36. Kxh3) 35... Kg6 (35... f5 $1 $17) 36. Rh3 Rxh3 37. Kxh3 { KR-KR} Kf5 38. a4 Ke4 39. b5 $1 Rh8+ 40. Kg2 {Threatens to win with b6.} Rg8+ 41. Kf1 {And now b6 would win.} axb5 42. axb5 cxb5 43. Rxb5 Kd5 44. Rb7 f5 45. Ke2 Kxc5 46. f4 {The position is equal.} Rg3 47. Rd7 Ra3 48. Rd8 Ra4 49. Ke3 Re4+ 50. Kf3 Rd4 51. Rc8+ Kd5 52. Rd8+ $1 Kc4 53. Rc8+ Kd3 54. Rc6 Re4 55. Rd6+ Kc4 56. Ra6 Kc5 (56... Kb5 $5 {[%CAl Rb5a6]} 57. Rd6 Re1 $11) 57. Ra5+ Kd6 58. Ra6+ Ke7 59. Ra7+ Kf6 60. Ra6 Rb4 61. Rc6 {Cut Off at move 61} Rb3+ 62. Kf2 Ke7 63. Ra6 Kd7 64. Ke2 Rc3 65. Kf2 Rc6 66. Ra5 Kd6 67. Kf3 Rc3+ 68. Kf2 Rc5 69. Ra3 Kd5 70. Ke3 Rb5 71. Rd3+ Kc4 72. Rd6 Rb3+ 73. Kf2 Rb2+ 74. Kf3 Rb3+ 75. Kf2 Rb2+ 76. Kf3 Rb3+ 77. Kf2 {Weighted Error Value: White=0.07/Black=0.05} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.2"] [White "Carlsen, Magnus"] [Black "Svidler, Peter"] [Result "1/2-1/2"] [ECO "B53"] [WhiteElo "2881"] [BlackElo "2742"] [Annotator "TA"] [PlyCount "65"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,65,6,12,14,14,17,32,0,0,0,26,9,24,0,19,13,15,18,21,17,16,-20,-23,-56, -56,-47,-49,-51,-56,-57,-58,-55,-60,-56,-53,-62,-31,-19,-39,-38,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 g6 6. Be2 {B53: Sicilian: 2...d6: Lines with Qxd4.} Bg7 7. O-O Nf6 8. h3 {White is slightly better.} O-O 9. Rd1 Be6 10. Nc3 Qc8 $5 {[%mdl 4] [#] A promising side line.} 11. a3 $146 ({Predecessor:} 11. Bd2 Nb4 12. Rac1 d5 13. e5 Nd7 14. Be1 Rd8 15. b3 Qb8 16. a3 Nc6 17. Nxd5 Ndxe5 {1-0 (32) Sychev,K (2579)-Upero,J (2191) Finland 2019}) 11... Na5 12. Nd4 Bc4 13. Bf3 Nc6 14. Nxc6 bxc6 15. e5 dxe5 16. Qc5 {[#]} Bd5 $1 {[%mdl 512]} 17. Bxd5 (17. Nxd5 cxd5) 17... cxd5 18. Qxc8 $1 Rfxc8 19. Nxd5 Nxd5 20. Rxd5 Rxc2 21. b4 f5 22. Be3 f4 23. Bc5 $1 Bf6 24. Rd7 a5 25. Bxe7 {The position is equal.} Bxe7 26. Rxe7 axb4 $11 {[%mdl 4096] Endgame KRR-KRR} 27. Rd1 bxa3 {[#] White must now prevent ...a2.} 28. Rdd7 a2 29. Rg7+ Kf8 30. Rgf7+ Kg8 31. Rg7+ Kf8 32. Rgf7+ Kg8 33. Rg7+ { Weighted Error Value: White=0.05/Black=0.05} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.3"] [White "Radjabov, Teimour"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "D93"] [WhiteElo "2758"] [BlackElo "2741"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,79,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3 c5 7. dxc5 Qa5 8. Rc1 dxc4 9. Bxc4 Qxc5 10. Qb3 Nc6 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3.} 11. O-O Na5 12. Qb5 Qxc4 13. Qxa5 b6 14. Qa3 Re8 15. Rfd1 Qa6 $1 16. Qb4 {Threatens to win with Nb5.} Bb7 17. Ne5 Rac8 18. h3 Rc5 19. a4 e6 {[#]} 20. Nd3 $146 ({ Predecessor:} 20. Qa3 Nd5 21. Nb5 Rec8 22. Rxc5 bxc5 23. Bg3 f6 24. Nd7 Qc6 25. Nb8 Qe8 26. Nd6 {1-0 (26) Bouguern,A (1850)-Koronowski,H (1917) LSS email 2013} ) 20... Rc4 {The position is equal.} 21. Qb5 Qxb5 22. Nxb5 Rxc1 ({Much weaker is} 22... Rxa4 23. Nd6 $16) 23. Rxc1 Rd8 24. Rc7 Ba6 (24... Rxd3 25. Rxb7 Rd1+ 26. Kh2 $14) 25. Nb4 Bxb5 26. axb5 Nh5 27. Nc6 Rd1+ 28. Kh2 {[#] Threatening mate with Rc8+.} Nxf4 29. Rc8+ Bf8 {...Nd3 is the strong threat.} 30. exf4 $11 {[%mdl 4096] Endgame KRB-KRN} Kg7 31. Ra8 Bd6 32. g3 Rd2 33. Rxa7 Rxf2+ 34. Kg1 Bc5 {White must now prevent ...Rxf4+.} 35. b4 Be3 {next ...Rxf4+ is good for Black.} 36. Ra3 Rf3+ 37. Kg2 Rf2+ 38. Kg1 Rf3+ 39. Kg2 Rf2+ 40. Kg1 {Not much happened in this game. Weighted Error Value: White=0.02/Black=0.02} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.4"] [White "Anton Guijarro, David"] [Black "Vidit, Santosh Gujrathi"] [Result "0-1"] [ECO "E51"] [WhiteElo "2667"] [BlackElo "2636"] [Annotator "Shahid"] [PlyCount "124"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,123,0,0,-3,0,-7,-12,-19,22,28,7,33,22,42,62,56,93,98,77,6,112,72,140, 132,160,164,161,156,155,132,129,121,131,128,131,121,142,118,110,97,146,115,117, 116,112,90,87,93,78,91,143,162,161,185,149,62,53,-41,-52,-96,-88,-85,-111,-118, -63,-63,-70,-80,-78,-75,0,-58,-42,-220,-193,-203,-203,-203,-202,-211,-204, -1579,-188,-1380,-1589,-980,-564,-520,-554,-595,-593,-585,-575,-543,-522,-536, -497,-607,-600,-593,-585,-578,-571,-560,-529,-479,-461,-29997,-29998,-29998, -29999,-29999]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} Re8 9. O-O Bd6 10. Rc1 {The position is equal.} a6 {[#]} 11. Ne5 $146 ({Predecessor:} 11. Ne2 Ne4 12. Ng3 Bg4 13. Be2 Nd7 14. Bc3 Nxc3 15. bxc3 h5 16. Nd2 Bxe2 17. Qxe2 {1/2-1/2 (35) Swiercz,D (2659)-Tan,J (2511) chess.com INT 2020}) 11... Bxe5 12. dxe5 Rxe5 13. e4 Bg4 14. Qc2 $1 {[%mdl 1024] White has compensation.} d4 15. Nd5 c5 16. Bf4 (16. Nxf6+ Qxf6 17. f4 Re8 18. b4) 16... Rh5 (16... Nxd5 $11 17. exd5 (17. Bxe5 Nb4 $11 {[%mdl 64] Double Attack}) 17... Rh5) 17. f3 Be6 (17... Nxd5 $142 18. exd5 (18. fxg4 Nb4 $14 {[%mdl 64] Double Attack}) 18... Bc8) 18. Nc7 Ra7 19. Nxe6 fxe6 20. g4 $1 {[%CAl Rg4h5]} e5 21. Bg3 (21. gxh5 exf4 22. e5 Nd5 23. Bc4 $18) 21... Rg5 22. h4 Rg6 23. Bxe5 Nc6 {aiming for ... Nxg4.} 24. Bh2 Nb4 25. Bc4+ Kh8 26. Qd2 Qe7 {...Nxg4! is the strong threat.} 27. Qf4 Ra8 28. a3 Nc6 29. Kh1 Rf8 {[#] Strongly threatening ...Nxg4.} 30. Qc7 $1 ({ Avoid the trap} 30. Bxa6 $2 Nxg4 31. Qc7 Nxh2 $17) 30... Qxc7 31. Bxc7 Nd7 ( 31... b5 $142) 32. Bxa6 $16 Nce5 33. Bb5 Rc8 34. Bxd7 $2 (34. Bxe5 $16 Nxe5 35. g5) 34... Rxc7 $14 35. Bf5 (35. Bb5 $14) 35... Rh6 $15 36. Kh2 {[#]} g6 $1 ({ Inferior is} 36... Rxh4+ 37. Kg3 $16) 37. g5 Rxh4+ 38. Bh3 Rf7 (38... h6 $17 39. gxh6 Rh7) 39. Kg3 $1 {[%CAl Rg3h4]} Rhf4 {[%CAl Rf4f3]} 40. Bg2 c4 41. a4 Kg7 (41... h5 $17 42. gxh6 g5) 42. Rfd1 ({White should try} 42. Rcd1 $11) 42... d3 43. b3 $2 (43. Rf1 $1 $15) 43... cxb3 44. Rb1 Nxf3 45. Rxd3 Nxg5 46. Re3 h5 {Hoping for ...Rg4+.} 47. e5 $2 (47. Rbxb3 Rf2 48. Kh2) 47... Rg4+ $19 48. Kh2 Rf2 49. Rg3 Rxg3 50. Kxg3 {[%mdl 4096] Endgame KRB-KRN} Rd2 51. Rxb3 {[#]} h4+ $1 {[%mdl 576] Deflection} 52. Kxh4 Rxg2 53. Rxb6 {KRN-KR} Nf3+ 54. Kh3 Re2 55. a5 Nxe5 56. a6 Ra2 57. Kg3 Kh6 58. Rd6 Ra3+ 59. Kh4 Nd3 {( -> ...Nf2)} 60. a7 ( 60. Kg4 $19) 60... Nf2 {[%csl Gf2][%CAl Ra3h3] Black mates.} 61. Rxg6+ Kxg6 { [%csl Gf2][%CAl Ra3h3]} 62. a8=Q Rh3# {Black used his chance. Weighted Error Value: White=0.35/Black=0.24} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.5"] [White "Firouzja, Alireza"] [Black "Le, Quang Liem"] [Result "0-1"] [ECO "A11"] [WhiteElo "2703"] [BlackElo "2744"] [Annotator "TA"] [PlyCount "160"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,160,27,38,29,43,32,30,25,30,26,32,33,24,27,42,34,46,43,44,6,0,2,8,0, 1,16,20,0,0,-14,29,0,11,10,19,17,36,41,29,30,21,13,22,2,0,0,0,0,0,0,0,0,0,0,0, 0,-2,-15,-22,-25,-26,-45,-45,-56,-52,-67,-67,-81,-38,-58,-48,-51,-38,-46,-26, -33,-29,-72,-72,-72,-72,-135,-125,-127,-99,-106,-90,-108,-117,-117,-103,-103, -86,-164,-97,-151,-110,-238,-237,-221,-200,-406,-227,-224,-205,-209,-202,-202, -218,-293,-263,-29966,-330,-314,-321,-364,-329,-4952,-4956,-1689,-409,-409, -409,-402,-402,-380,-375,-29972,-29975,-29975,-29976,-29976,-29977,-29977, -29978,-29978,-29979,-29979,-29980,-29978,-29978,-29979,-29979,-29979,-29981, -29982,-29981,-29981,-29982]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. O-O c6 5. d3 h6 6. c4 e6 7. cxd5 exd5 8. Qb3 {A11: English Opening: 1...c6.} Qb6 9. Qc2 Be7 10. Nc3 {White has an edge.} O-O 11. e4 Bh7 {11...dxe4 is the hot move.} 12. Be3 Qa6 13. Rfd1 Nbd7 14. exd5 cxd5 15. Qb3 Rfd8 {[#]} 16. Qb5 $146 (16. Nb5 { is interesting.} Qa5 17. Rac1 a6 18. Nbd4 Nc5 19. Qc2) ({Predecessor:} 16. d4 Qb6 17. Nxd5 Nxd5 18. Qxd5 Qxb2 19. Ne1 Nc5 20. Qc4 Ne4 21. Rdb1 Qa3 22. Rb3 { 1-0 (41) Banusz,T (2618)-Braeuer,F (2423) Karlsruhe 2018}) 16... Qxb5 17. Nxb5 a6 18. Nc3 Rac8 19. Bh3 g5 {Hoping for ...g4.} 20. Nd4 g4 21. Bf1 Kg7 22. Bf4 Bc5 23. Nb3 d4 24. Ne2 Bb6 25. Bg2 Nc5 26. Nxc5 ({Don't play} 26. Nbxd4 Nxd3 27. Be3 (27. Bxb7 Bxd4 28. Rxd3 Bxd3 $15) 27... Nxb2 $15) 26... Rxc5 27. Rac1 Rxc1 28. Bxc1 (28. Nxc1 {seems wilder.} Nd5 29. Bd2 Bc5 30. h3 h5 31. hxg4 hxg4 32. a3) 28... Nd5 29. Nf4 Nxf4 30. Bxf4 Rd7 31. f3 h5 32. fxg4 hxg4 33. h3 gxh3 34. Bxh3 Re7 35. Kf2 Bc7 36. Bxc7 Rxc7 $11 {[%mdl 4096] Endgame KRB-KRB} 37. Rd2 Kf6 38. Bg2 b6 39. Kf3 Kg5 40. Kf2 Re7 41. Bf1 Re6 42. Be2 Rc6 43. Bf3 Rf6 44. Kg2 Re6 45. Kf2 Re3 46. Be2 Bf5 47. Kg2 (47. b4 $142) 47... Bg4 $17 48. Bf1 Re1 49. Kf2 Rb1 50. a3 a5 51. Bg2 Be6 52. Bc6 Rc1 53. Bf3 (53. Ba4 $17) 53... Bf5 (53... Bh3 $1 $19 54. Bd1 f5) 54. Bd5 (54. Bg2 $142) 54... f6 55. Be4 { [#] White does not recover from this.} (55. Kg2 $17) 55... Bh3 $1 $19 56. Bf3 f5 57. Be2 $2 (57. a4) 57... Rh1 (57... a4 $142 58. Bf3 Rf1+ 59. Ke2 f4 60. gxf4+ Kxf4) 58. Bf3 Rf1+ 59. Ke2 f4 60. gxf4+ Kxf4 61. Be4 {Cut Off at move 61} Kg3 62. b4 $2 (62. Rd1 $19 Rf2+ 63. Ke1) 62... Ra1 $2 (62... Rb1 {mates} 63. Ra2 Be6 64. bxa5 bxa5 65. Bg6 Bxa2 66. Bh7 Bb3 67. Bg6 Rb2+ 68. Ke1 Ra2 69. Be8 Rxa3 70. Kd2 Ra1 71. Bc6 a4 72. Be4 Kf2 73. Bf3 Ra2+ 74. Kc1 Kxf3 75. Kb1 a3 76. Kc1 Ra1+ 77. Kd2 Rd1#) 63. Rb2 {[#]} a4 $1 ({Not} 63... Rxa3 64. bxa5 bxa5 65. Bd5 $17) 64. b5 Rxa3 {aiming for ...Be6.} 65. Rb4 $2 (65. Bd5 Ra1 66. Kd2) 65... Ra2+ 66. Kd1 a3 (66... Be6 $142 {White must now prevent ...a3.} 67. Rxd4 a3) 67. Bd5 Bg4+ 68. Kc1 Ra1+ 69. Kc2 a2 70. Ra4 $2 (70. Bxa2 $19 Rxa2+ 71. Kc1 ) 70... Bd1+ {[%mdl 64] Skewer. Black mates.} 71. Kb2 Bxa4 72. Kxa1 Bxb5 73. Kxa2 Bxd3 {KB-KB} 74. Kb3 Kf2 75. Kb4 Ke3 76. Bb3 Be2 77. Ba4 {[#]} b5 $1 78. Bb3 {[#]} (78. Bxb5 Bxb5) 78... Bc4 $1 79. Bd1 (79. Bxc4 bxc4) 79... Kd2 80. Bf3 d3 {Weighted Error Value: White=0.15/Black=0.11} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.6"] [White "Aronian, Levon"] [Black "Nakamura, Hikaru"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2778"] [BlackElo "2829"] [Annotator "TA"] [PlyCount "66"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,66,26,19,20,0,20,0,20,-2,-7,-14,-14,-10,-11,-11,-9,-22,0,-1,0,-3,-2, -2,0,0,0,-10,-9,-11,-4,-12,0,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Ne8 {The position is equal. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 10. Re1 d5 11. Bf4 Bd6 12. Bxd6 Nxd6 13. Bd3 Bf5 14. Bxf5 Nxf5 15. c3 Re8 16. Nd2 c6 17. Rxe8+ Qxe8 18. Nf3 {[#]} f6 $146 ({Predecessor:} 18... Nd6 19. Qc2 Qd7 20. Re1 Re8 21. Rxe8+ Qxe8 22. Kf1 f6 23. Qe2 Qxe2+ 24. Kxe2 Kf7 { 1/2-1/2 (36) Ni,H (2703)-Ding,L (2749) Danzhou 2015}) 19. Qc2 Qd7 20. Re1 Nd6 21. Nd2 Re8 22. Rxe8+ Qxe8 23. Kf1 Qe6 24. h3 Qf5 (24... b6 {keeps more tension.} 25. Nf3 Nc4 26. Ne1 h5 27. Nd3 Qf5) 25. Qxf5 Nxf5 $11 {[%mdl 4096] Endgame KN-KN} 26. Ke2 Nd6 27. Nb3 b6 28. Nc1 Kf7 29. Nd3 Ke7 30. Nf4 Nc4 31. Nd3 Nd6 32. Nf4 Nc4 33. Nd3 Nd6 {Not much happened in this game. Weighted Error Value: White=0.04/Black=0.04} 1/2-1/2 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.7"] [White "Duda, Jan-Krzysztof"] [Black "Karjakin, Sergey"] [Result "0-1"] [ECO "D37"] [WhiteElo "2774"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "132"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,132,21,22,23,24,36,0,0,14,18,18,18,18,12,-33,-37,-45,-43,-12,0,-36, -31,-39,-40,-35,-32,-58,-67,-92,-38,-143,-149,-141,-153,-208,-197,-160,-105, -111,-111,-111,-111,-104,-104,-104,-100,-205,-205,-205,-201,-187,-172,-279, -274,-266,-245,-791,-706,-954,-927,-766,-726,-610,-596,-29946,-29945,-29945, -29947,-29947,-12840,-6777,-6444,-6965,-6269,-6404,-5768,-29980,-29980,-29983, -29984,-29984,-29983,-29985,-29986,-29986,-29987,-29985,-29986,-29986,-29987, -29988,-29987,-29987,-29988,-29988,-29989,-29989,-29990,-29990,-29991,-29991, -29991,-29991,-29992,-29992,-29993,-29994,-29995,-29995,-29995,-29996,-29996, -29997,-29997,-29997,-4779]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. Be2 dxc4 8. O-O c5 9. dxc5 Nxc5 10. Bxc4 Qxd1 {D37: Queen's Gambit Declined: 5 Bf4.} 11. Rfxd1 b6 12. Ne5 {[#] aiming for Nc6.} Bb7 { The position is equal.} 13. f3 Nh5 14. b4 Na6 {[%CAl Bc5a6,Ba6b8,Bb8c6,Bc6e5] [%mdl 32]} 15. a3 {[#] Strongly threatening Rd7.} Nb8 $146 ({Predecessor:} 15... Bf6 16. Bxa6 Bxa6 17. Ne4 Rfd8 18. Rxd8+ Rxd8 19. Rc1 Bb5 20. g4 Nxf4 21. exf4 Bh4 {1-0 (62) Carlsen,M (2863)-So,W (2770) Lichess.org INT 2020}) 16. Nb5 g5 $1 {[%CAl Rg5f4]} 17. Bg3 Nxg3 18. hxg3 Nc6 19. Nxf7 Kxf7 20. Nc7 $1 Kf6 { Hoping for ...Rab8.} 21. Nxa8 Bxa8 22. Rac1 a5 $36 {[%mdl 2048] Black has the initiative.} 23. Bb5 Ne5 ({Much weaker is} 23... axb4 $6 24. Bxc6 bxa3 25. Bb5 $11) (23... Na7 $17 24. Bd3 axb4 25. axb4 Nc6) 24. Rc7 (24. bxa5 $15 Bxa3 25. Ra1) 24... axb4 $17 25. axb4 Bxb4 26. Rxh7 (26. Kf1 $17) 26... Bc5 27. Rh6+ Ke7 (27... Kf7 $142 28. Ra1 Bd5 29. Ra7+ Kg8) 28. Rh7+ Rf7 29. Rxf7+ Nxf7 30. Kf2 Nd6 31. Bd3 Nf5 32. Bxf5 (32. Re1 $17) 32... exf5 $19 33. Ke2 Bc6 34. Rh1 Be8 35. Rh7+ (35. Kd3 $142) 35... Bf7 36. Kd3 b5 {[%CAl Bb6b5,Bb5b4,Bb4b3][%mdl 32] } 37. e4 $2 {[#]} (37. Rg7) 37... fxe4+ 38. Kxe4 b4 39. Kd3 b3 40. Kc3 Bf2 41. f4 g4 42. Rh4 Kf6 43. Rh6+ Kf5 44. Rh7 Kg6 45. Rh4 Be1+ 46. Kb2 Be6 47. Rxg4+ Bxg4 {Black mates.} 48. f5+ Kxf5 49. Kxb3 Bxg3 50. Kc4 Ke4 51. Kc5 Be2 52. Kc6 Bf1 53. Kc5 Bxg2 54. Kc4 Be5 55. Kc5 Kd3 56. Kb5 Bd4 57. Kb4 Bc6 58. Ka5 Kc4 59. Ka6 Bc3 60. Kb6 Kd5 61. Kc7 {Cut Off at move 61} Kc5 62. Kc8 Kb6 63. Kd8 Bf6+ 64. Kc8 Bb5 65. Kb8 Bd7 66. Ka8 Bg7 {Weighted Error Value: White=0.43/ Black=0.09} 0-1 [Event "Skilling Open CCT 2021"] [Site "Online"] [Date "2020.11.19"] [Round "15.8"] [White "Ding, Liren"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "A11"] [WhiteElo "2836"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "125"] [EventDate "2020.11.20"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,125,10,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,-7,-6,-12,0,0,0,0,0,0,0,-48,0,0, 0,0,0,0,0,-20,-2,-13,0,0,0,0,0,0,0,-8,-8,-17,-23,-41,-37,-57,-51,-64,-64,-64, -64,-64,-62,-65,-62,-57,-62,-76,-79,-83,-5,-5,-5,-5,-5,-5,-5,-5,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 dxc4 5. O-O Nbd7 6. Na3 Nb6 7. Qc2 Be6 {A11: English Opening: 1...c6.} 8. Ne5 {[%CAl Ra3c4]} h5 9. Naxc4 Nxc4 10. Nxc4 h4 11. Ne5 hxg3 12. hxg3 Qd4 13. Qc3 ({Don't go for} 13. Bxc6+ $2 Kd8 $19) 13... Qd6 14. d4 Rd8 {[#]} 15. Qa5 $146 ({Predecessor:} 15. b3 Qxd4 16. Qxd4 Rxd4 17. Be3 Rd8 18. Bxa7 Bd5 19. Bb6 Bxg2 20. Kxg2 Rd5 21. Nc4 {1/2-1/2 (30) Quinones Borda,J (2406)-Paredes,C (2467) ICCF email 2017}) 15... Bh3 16. Qxa7 Bxg2 17. Kxg2 Qxd4 18. Qxd4 Rxd4 19. Be3 Rd5 (19... Re4 $5 {[%CAl Re4e5]} 20. Nd3 Ng4 $15) 20. f4 g5 21. a4 gxf4 22. gxf4 Nd7 23. Nc4 Bg7 24. Rad1 b5 25. axb5 Rxb5 26. Rd2 Nf6 27. Ra1 {[#] Intending Ra8+ and mate.} Nd5 28. Ra8+ Kd7 29. Rxh8 Bxh8 30. Kf3 Rb4 31. Nb6+ Ke6 32. Nxd5 cxd5 $15 {[%mdl 4096] Endgame KRB-KRB} 33. Bc5 Rb3+ 34. e3 Bxb2 35. f5+ {[%mdl 64] [#] Decoy} Kxf5 {And now ...e6 would win.} 36. Rxd5+ e5 37. Ba7 Ke6 38. Ra5 Bd4 (38... f5 $17 {next ...Bc3 is good for Black.} 39. Ke2 Bc3) 39. Bxd4 $11 {The position is equal.} exd4 {KR-KR } 40. Ke4 Rxe3+ 41. Kxd4 Re1 42. Ra2 f6 43. Rb2 Kf7 44. Rf2 Kg6 45. Rg2+ Kh5 { aiming for ...f5.} 46. Rf2 Kg5 {Strongly threatening ...f5.} 47. Rg2+ Kf5 ( 47... Kh4 $5 48. Rf2 $8 Re6 $11) 48. Rf2+ Ke6 49. Ra2 Ke7 50. Ra7+ Ke6 51. Ra2 f5 {Hoping for ...f4.} 52. Ra6+ Kf7 53. Kd3 Kg7 54. Kd2 Re5 55. Kd3 Kf7 56. Rb6 Re7 57. Ra6 Kg7 58. Rb6 f4 59. Rb4 f3 60. Rf4 Rf7 61. Rxf7+ Kxf7 62. Ke3 f2 63. Kxf2 {Weighted Error Value: White=0.03/Black=0.05} 1/2-1/2