[Event "Opera Euro Rapid Prelims 2021"] [Site "Online"] [Date "2021.02.03"] [Round "1.2"] [White "So, Wesley"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "B52"] [WhiteElo "2770"] [BlackElo "2862"] [Annotator "TA"] [PlyCount "105"] [EventDate "2021.02.02"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,105,35,42,31,35,35,31,26,18,18,17,12,29,22,20,16,53,25,48,53,38,49, 53,51,59,74,58,29,38,24,25,27,29,31,20,15,25,22,43,-4,31,26,29,27,54,66,60,68, 58,52,143,146,152,139,167,152,162,145,273,259,267,267,254,262,253,245,226,104, 271,264,6407,6407,6407,6295,6287,5741,6211,6195,2409,1990,1339,1329]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. f3 O-O 10. Be3 Rc8 11. b3 Nc6 12. O-O Qd8 13. Qd2 Qa5 14. Rfd1 {B52: Sicilian: Moscow Variation with 3...Bd7.} Nd7 15. Nde2 a6 16. a4 {White is slightly better.} e6 17. Rab1 Rd8 18. Bg5 {[#]} Re8 $146 ({Predecessor:} 18... Bf6 19. Bxf6 Nxf6 20. Nd4 Qc5 21. Kh1 Nb4 22. Na2 Rac8 23. Nxb4 {1-0 (23) Kitson,K (2306)-Grobler,D (2234) ICCF email 2015}) 19. Bf4 Nde5 20. h3 Rad8 21. Kh2 (21. Bg5 $5 {[%CAl Rg5d8]}) 21... Qb4 22. Bg5 f6 23. Be3 Nf7 24. f4 f5 25. exf5 $1 gxf5 26. Nd4 d5 27. cxd5 exd5 {And now ...Rxe3! would win.} 28. Bg1 Nd6 29. Qd3 (29. Nxd5 Qxd2 30. Rxd2 Bxd4 $19) 29... Ne4 30. Nce2 Nxd4 31. Bxd4 Bxd4 32. Nxd4 Kh8 33. Rbc1 {[%CAl Bb1c1,Bc1c2,Bc2c7,Bc7b7][%mdl 32]} (33. Nxf5 Nc3 $15) 33... Qd6 34. Qe3 Ng5 35. Qf2 Ne4 36. Qh4 Rf8 37. Rc2 Qg6 (37... Rf6 $14) 38. Rc7 $16 Rg8 {[%csl Gg8][%CAl Rg6g2]} 39. Rg1 Rc8 40. Rxb7 Rc3 {[#] Threatens to win with ...Rg3!} 41. Ne6 $1 {[%mdl 512]} Rc2 (41... Re3 $16 { is a better defense.} 42. Ng5 Nxg5 43. fxg5 Re4) 42. Ng5 $1 $18 {[%CAl Rb7h7]} Rg7 43. Rb8+ Rg8 44. Rxg8+ Kxg8 45. Nxe4 dxe4 {[%mdl 4096] Endgame KQR-KQR} 46. Kh1 (46. Qd8+ $18 {is more deadly.} Kg7 47. Qd7+ Qf7 48. Rd1) 46... Kg7 $2 { Loses the game.} (46... Rd2 $16) 47. g4 Kf7 (47... Kf8 48. Qd8+ Qe8 49. Qf6+ Qf7 50. Qd6+ (50. Qxa6 Qxb3 51. Qf6+ Ke8 $14) (50. Qxf5 Qxf5 51. gxf5 Rb2 $11) 50... Qe7 51. Qxa6 e3 52. Qa8+ Qe8 53. Qxe8+ Kxe8) 48. gxf5 {White is clearly winning.} ({Don't go for} 48. Qd8 $2 Qc6 $19) 48... Qxf5 {[#]} 49. Rg5 $1 { [%CAl Rg5f5]} Rc1+ 50. Kg2 Rc2+ 51. Kf1 Rc1+ 52. Ke2 Rc2+ 53. Ke1 {Weighted Error Value: White=0.08/Black=0.21} 1-0 [Event "Opera Euro Rapid Prelims 2021"] [Site "Online"] [Date "2021.02.03"] [Round "2.7"] [White "Carlsen, Magnus"] [Black "Aronian, Levon"] [Result "1-0"] [ECO "D38"] [WhiteElo "2862"] [BlackElo "2781"] [Annotator "TA"] [PlyCount "93"] [EventDate "2021.02.02"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,93,23,12,13,16,20,0,0,0,11,6,5,9,40,37,34,32,57,58,79,85,72,70,116, 115,145,106,160,168,188,183,194,189,212,195,227,232,258,259,253,247,454,452, 493,481,520,539,582,568,581,589,1474,1213,29984,783,1438,1485,12837,12838, 12838,12839,12839,12839,12840,12840,29981,29982,29985,29984,29988,29985,29981, 0,29988,29989,29989,29990,29990,29991,29991,29992,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. e3 Bf5 9. Bd3 {9.Be2 gains popularity.} Bxd3 {The position is equal.} 10. Qxd3 Nbd7 11. Qb5 Bxc3+ 12. bxc3 Nb6 (12... Qc8 {is more complex.} 13. Bxf6 Nxf6 14. O-O c6 15. Qb3 c5) 13. Nd2 {[#]} Qd7 $146 ({Predecessor:} 13... c6 14. Qb3 Qe7 15. O-O g5 16. Bg3 Nh5 17. a4 Nxg3 18. hxg3 Rab8 19. a5 Nd7 {1/2-1/2 (41) Nechaeva,M (2424)-Kashlinskaya, A (2452) St Petersburg 2017}) 14. Qxd7 Nfxd7 15. a4 a5 16. Ke2 {Black is on the road to losing.} Rfe8 17. Rhb1 Re6 18. Bg3 c5 19. Rb5 c4 ({Black should try } 19... cxd4 20. cxd4 Rc6) 20. Bc7 $16 Rc6 21. Bxb6 Nxb6 22. g4 Kf8 23. h4 Ke8 24. e4 Rd8 25. e5 (25. Rxa5 $6 dxe4 26. Nxe4 Nd5 $16) 25... f6 26. f4 (26. Rxa5 $6 fxe5 27. Nf3 (27. dxe5 d4 $16) 27... e4 $16) 26... g5 $2 (26... Kd7 27. Nf3 (27. Rxa5 Ra8 $16) 27... Kc7) 27. hxg5 $18 hxg5 28. f5 fxe5 29. dxe5 d4 30. Rh1 dxc3 31. Ne4 c2 32. e6 Rd4 33. Re5 (33. Rh8+ $142 Ke7 34. Rh7+ Kd8 35. e7+ (35. Rh8+ Kc7 $17) 35... Ke8 36. Re5 Rxe4+ 37. Rxe4 Nc8 38. Rh8+ Kd7 39. e8=Q+ Kc7 40. Qxc8+ Kb6 41. Qd8+ {[%mdl 64] Double Attack} Ka6 42. Re5) 33... Nd5 {[#]} 34. Rxd5 $1 {[%mdl 512]} Rxe4+ {[%mdl 4096] Endgame KRR-KRR} (34... Rxd5 35. Nf6+) 35. Kd2 Rxg4 36. Rh8+ Ke7 37. Rh7+ Ke8 38. f6 {[%CAl Rh7h8]} c1=Q+ 39. Kxc1 {[%CAl Rh7h8]} Rg1+ 40. Kc2 {[%CAl Rh7h8]} Rg2+ 41. Kd1 {[%CAl Rh7h8]} Rg1+ 42. Kc2 {[%CAl Rh7h8]} Rg2+ (42... Rxe6 43. f7+ Ke7 {[#]} 44. Rd7+ $3 { [%mdl 512]} Kxd7 45. f8=Q+ Kc6 46. Qc8+ Kd6 47. Qc7+ Kd5 48. Qxb7+ Kd4 49. Qd7+ Ke5 50. Qb5+ {[%mdl 64] Double Attack} Ke4 51. Qxc4+ {[%mdl 64] Double Attack} Ke5 52. Qc5+ {[%mdl 64] Double Attack} Ke4 53. Qc4+ Ke5 54. Qc5+ Ke4 55. Qxg1) 43. Kc3 {[%CAl Rh7h8] White mates.} Rg3+ 44. Kd4 {[%CAl Rh7h8]} Rd3+ 45. Ke5 { [%CAl Rh7h8]} Re3+ 46. Kf5 {[%CAl Rh7h8]} Rcxe6 47. Rh8+ {Weighted Error Value: White=0.16/Black=0.52} 1-0 [Event "Opera Euro Rapid Prelims 2021"] [Site "Online"] [Date "2021.02.03"] [Round "3.3"] [White "Bluebaum, Matthias"] [Black "Carlsen, Magnus"] [Result "0-1"] [ECO "D05"] [WhiteElo "2670"] [BlackElo "2862"] [Annotator "TA"] [PlyCount "114"] [EventDate "2021.02.02"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,114,8,0,0,7,8,2,7,9,9,9,13,0,0,0,6,0,0,-6,0,-8,-14,-8,10,-76,-75,-69, -6,-77,-72,-86,-69,-107,-98,-100,-95,-135,-158,-159,-67,-114,-92,-68,-76,-69, -77,-269,-276,-279,-281,-271,-275,-281,-274,-279,-278,-277,-287,-285,-268,-250, -141,-294,-290,-294,-291,-417,-306,-108,-300,-305,-303,-299,-297,-303,-301, -345,-346,-359,-324,-489,-478,-370,-363,-552,-552,-538,-539,-496,-480,-522, -487,-503,-408,-398,-387,-385,-352,-352,-350,-586,-582,-1740,-2083,-1136,-1329] } 1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 c5 5. b3 Nc6 6. O-O b6 {D05: Colle System with ...e6.} 7. Bb2 Bb7 8. Nbd2 Rc8 {The position is equal.} 9. a3 cxd4 10. exd4 g6 11. Qe2 Bg7 12. Ne5 O-O {[#]} 13. Rac1 $146 ({Predecessor:} 13. f4 Ne7 14. g4 Ne8 15. a4 Nd6 16. Ba3 Re8 17. Rad1 Qc7 18. Bxd6 Qxd6 19. Qe3 { 1-0 (37) Krush,I (2422)-Kovalevskaya,E (2407) Moscow 2019}) 13... Ne7 14. a4 Nf5 15. c3 Re8 16. Ba3 Qc7 17. Rc2 (17. g4 $11 {remains equal.} Nd6 18. f3) 17... Ne4 $1 $17 {[%CAl Re4c3]} 18. Bb2 {[#]} f6 ({Black should play} 18... Nc5 $1 $15 19. Bb5 Red8 $1) 19. Nef3 (19. Ng4 $1 $11) 19... e5 $1 {Hoping for ... Nxd2.} 20. dxe5 Nxd2 21. Qxd2 fxe5 {Strongly threatening ...e4.} 22. Bxf5 gxf5 23. Nh4 f4 24. Nf5 Bf6 (24... Bf8 $1 $17 {aiming for ...d4!} 25. Qd1 Qf7) 25. c4 d4 ({Reject} 25... dxc4 $6 26. Rxc4 Qd8 27. Nh6+ Kg7 28. Nf5+ Kg8 29. Nh6+ Kg7 30. Nf5+ Kg8 $11) 26. Nh6+ Kh8 {Threatens to win with ...Qg7!} 27. f3 Rcd8 28. Rcc1 $2 (28. Ng4 $17 Bh4 29. Kh1) 28... Bc8 $1 $19 29. h3 Qg7 30. Ng4 Bh4 31. Rcd1 h5 32. Nxe5 Rxe5 ({Not} 32... Qxe5 33. Bxd4 Rxd4 34. Qxd4 $11) 33. Bxd4 {[#]} Rxd4 {[%mdl 512]} 34. Qxd4 {[#]} Bxh3 $1 {[%csl Gh3][%CAl Rg7g2]} 35. Rd2 Kh7 (35... Bf6 $19 36. Qxf4 {[#]} Bg5 $1 {[%mdl 64] Skewer}) 36. Rfd1 $2 (36. Ra2 $17 {was worth a try.}) 36... Bf5 37. b4 Be7 38. Qb2 (38. Qxf4 $142 Bg5 {[%mdl 64] Skewer} 39. Qh2 Be3+ 40. Kf1 Bxd2 41. Rxd2) 38... Re3 39. Qxg7+ Kxg7 40. c5 bxc5 41. bxc5 Bxc5 42. Rd5 Rc3+ 43. Kh2 Kf6 44. a5 Bf2 45. Kh1 (45. R5d2 $142 Bc5 46. Rd8) 45... Ra3 46. Rd6+ Be6 47. Ra6 (47. Rf1 $142 Bc5 48. Ra6 ) 47... Ke5 48. Rc1 h4 49. Rb1 Bc4 50. Rh6 Bg3 51. Rd1 Bd3 52. a6 Bf5 53. Rc1 Kd4 54. Rf6 Bd3 55. Re6 $2 (55. Rd1) 55... Bxa6 {Black is clearly winning.} 56. Rd6+ Ke3 57. Re6+ Kd2 {Weighted Error Value: White=0.41/Black=0.11} 0-1 [Event "Opera Euro Rapid Prelims 2021"] [Site "Online"] [Date "2021.02.03"] [Round "4.6"] [White "Carlsen, Magnus"] [Black "Shankland, Sam"] [Result "1-0"] [ECO "A11"] [WhiteElo "2862"] [BlackElo "2691"] [Annotator "TA"] [PlyCount "65"] [EventDate "2021.02.02"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,65,8,15,-19,-6,-31,0,-33,0,5,33,31,26,17,13,8,43,43,82,80,79,72,85,60, 68,65,68,60,68,60,89,68,232,235,226,222,299,235,225,219,235,222,355,344,513, 511,528,521,506,508,798,799,1012,988,1076,1056,1695,1502]} 1. c4 c6 2. Qa4 Nf6 3. Nf3 g6 4. d4 Bg7 5. Nc3 O-O 6. Bf4 {A11: English Opening: 1...c6.} d6 {[#]} 7. h3 $146 ({Predecessor:} 7. e3 Nbd7 8. Be2 Re8 9. O-O-O Qb6 10. h3 e5 11. c5 dxc5 12. dxe5 Nh5 13. g4 Nxf4 14. exf4 {1-0 (44) Gorbatov,A (2377)-Kolesar,M (2211) Marianske Lazne 2010}) 7... Nbd7 8. Rd1 {The position is equal.} c5 { Strongly threatening ...cxd4.} 9. e3 cxd4 10. exd4 e5 11. dxe5 dxe5 12. Be3 ( 12. Nxe5 $2 Qe8 $19) 12... e4 13. Nd4 Qe7 14. Be2 Nc5 15. Qc2 Bd7 16. O-O Rac8 17. Ndb5 Bxb5 18. Nxb5 a6 19. Nd6 Rc6 {[#]} 20. b4 $1 Ncd7 {This move loses the game for Black.} (20... Nd3 $1 $14 21. Nxe4 Nxe4 22. Rxd3 (22. Bxd3 Nc3 $14 ) 22... Qxb4) 21. c5 $18 ({Don't do} 21. Nxb7 $6 Qxb4 22. Rb1 Qe7 $16) 21... b6 {If only Black now had time for ...bxc5....} 22. Qa4 Nb8 23. Rd2 Nfd7 {[%CAl Rb6c5] [#]} 24. Nxe4 {[%mdl 512]} Re6 {[#]} 25. Bg5 $1 f6 {[#]} (25... Nf6 $142 ) 26. Bc4 $1 {Black must now prevent Rd6.} Kh8 (26... b5 {was worth a try.}) 27. Bxe6 {White is clearly winning.} Qxe6 28. Be3 Qxe4 29. Rxd7 b5 (29... Qe8 $142 30. c6 (30. cxb6 Nxd7 31. Qxa6 f5 $16) 30... b5) 30. Qd1 ({Not} 30. Rd4 $2 {[#]} Qxd4 $3 {[%mdl 512]} 31. Qc2 Qe5 $19) 30... Nxd7 31. Qxd7 f5 32. c6 Be5 33. c7 {Weighted Error Value: White=0.10/Black=0.46} 1-0 [Event "Opera Euro Rapid Prelims 2021"] [Site "Online"] [Date "2021.02.03"] [Round "5.4"] [White "Dominguez Perez, Leinier"] [Black "Carlsen, Magnus"] [Result "0-1"] [ECO "B75"] [WhiteElo "2758"] [BlackElo "2862"] [Annotator "TA"] [PlyCount "144"] [EventDate "2021.02.02"] [EventType "tourn"] [EventCountry "NET"] [Tiebreak "Koya+Number of black wins+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,144,58,44,58,45,75,73,83,37,49,35,67,62,58,35,27,17,41,23,35,0,0,0,0, -13,29,-22,-7,-29,22,-35,-54,-28,32,46,54,-157,0,0,0,0,337,-54,-54,-468,-70, -25,0,-271,0,0,-1,0,0,-86,-86,-81,-59,-59,-70,-79,-47,-33,-41,-62,-52,-161, -164,-164,-164,-169,-142,-179,-215,-218,-214,-206,-206,-208,-208,-201,-110, -110,-110,-139,-110,-110,-110,-110,-110,-132,-110,-110,-110,-110,-110,-110, -102,-102,-102,-110,-102,-102,-102,-110,-110,-110,-80,-95,-95,-110,-110,-29975, -29976,-29977,-29977,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985, -29985,-29986,-29986,-29987,-29987,-29988,-29988,-29987]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 h5 {B75: Sicilian Dragon: Yugoslav Attack, Miscellaneous.} 9. Bc4 Nbd7 {9...Nbd7 is better than 9...b5.} 10. O-O-O b5 {White is better.} 11. Bb3 {aiming for Nc6.} (11. Nc6 Qc7 $17) 11... Nc5 $5 {[%mdl 4] An interesting side line.} 12. Kb1 Bb7 13. Rhe1 Rc8 14. Bg5 {[#]} O-O $146 ({Predecessor:} 14... Nxb3 15. axb3 Qc7 16. Re2 Qc5 17. f4 Nd7 18. e5 e6 19. exd6 O-O 20. Be7 Rfe8 {0-1 (55) Gao,H (1859)-Steadman,M (2242) Auckland 2011}) 15. Nd5 e6 16. Nxf6+ Bxf6 17. h4 Bxg5 18. hxg5 Kg7 19. Qe3 Qc7 20. Rd2 (20. c3 $142) 20... b4 21. Red1 Rfd8 (21... e5 $142) 22. Qf4 ( 22. g4 $11) 22... Qe7 $1 $15 23. Ne2 {[%CAl Rd2d6]} a5 (23... e5 $11 24. Qe3 a5 ) 24. e5 $1 $14 {[%CAl Re5d6]} ({Much weaker is} 24. Rxd6 Rxd6 25. Rxd6 a4 $15) 24... d5 {[#]} 25. g4 $2 (25. Bc4 $1 $14 {stays ahead.}) 25... hxg4 $2 ({ Better is} 25... Rh8 $1 $17 26. c3 hxg4 27. cxb4 Nxb3 28. axb3 gxf3 29. Qxf3 axb4 30. Qf6+ Qxf6 31. gxf6+ Kg8) 26. Qf6+ $11 Qxf6 27. gxf6+ Kh6 $2 {[%mdl 8192]} (27... Kf8 $1 $11 {and Black stays safe.}) 28. Rh1+ $2 (28. Rd4 $1 $18 { Threatening mate with Rh1+.} Ne4 29. fxe4) 28... Kg5 $15 29. f4+ Kf5 30. Rf1 { [%CAl Re2g3]} g5 {Hoping for ...gxf4.} 31. Nd4+ $2 {[%mdl 8192]} (31. Ng3+ $11 {and White is okay.} Kg6 32. f5+ exf5 33. Nxf5) 31... Kg6 $2 (31... Ke4 $19 { And now ...Ba6 would win.} 32. Re2+ Kxd4 33. Rd1+ Nd3 $1 {[%mdl 512]} 34. Rxd3+ Kc5) 32. f5+ $1 $11 exf5 33. Nxf5 {White wants to mate with Ne7+!} g3 $1 34. Rg2 (34. Ne7+ $11 {keeps the balance.} Kh5 35. Nxc8 Nxb3 36. axb3 (36. cxb3 Bxc8 37. Kc1 Be6 $11) 36... Bxc8 37. Kc1) 34... Ne4 $1 $17 35. Nxg3 Re8 $36 { [%mdl 2048] Black fights for an advantage.} 36. Nxe4 dxe4 37. e6 $1 fxe6 (37... e3 $5 {[%CAl Rb7g2]} 38. exf7 Red8 $17) 38. f7 Rf8 39. Bxe6 Rc5 40. Rg3 (40. Rd2 $15) 40... Re5 $1 $19 {[%CAl Re5e6]} 41. Bg4 e3 42. Kc1 Rxf7 43. Rxf7 Kxf7 {[%mdl 4096] Endgame KRB-KRB} 44. Kd1 Kf6 45. Ke1 Bd5 46. a3 bxa3 47. bxa3 Be4 ({Black should try} 47... Be6 $19 {Threatens to win with ...Bxg4.} 48. Rf3+ Ke7 ) 48. Rxe3 $17 Bxc2 49. Kd2 {Rxe5 is the strong threat.} Rxe3 50. Kxe3 {KB-KB} Ke5 51. Bf3 Bf5 52. Bc6 Kd6 53. Bf3 Kc5 {Strongly threatening ...Kc4.} 54. Be2 Bg6 55. Bf1 Bh5 56. Ke4 Bd1 57. Ke3 g4 58. Ba6 Bf3 59. Bf1 Bc6 60. Kf4 Kd4 ( 60... Bb5 {looks sharper.} 61. Bg2 Be2 62. Ke3 Bd1 63. Bf1 Bf3) 61. Kxg4 {[#]} Kc3 $1 62. Kf5 Kb2 63. Ke5 $2 {[%mdl 8192]} (63. Be2 $17) 63... Kxa3 {Black mates.} 64. Kd6 Be8 65. Kc5 {[#]} a4 $1 {[%CAl Ba5a4,Ba4a3][%mdl 32]} 66. Bc4 Kb2 67. Kb4 a3 68. Bd5 Bg6 69. Be6 Bb1 70. Bd5 Ba2 71. Be4 Bf7 72. Bb1 Bb3 { Weighted Error Value: White=0.37/Black=0.33} 0-1