[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.1"]
[White "Radjabov, Teimour"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2758"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,69,18,18,22,7,7,3,6,4,4,4,8,6,7,10,6,6,2,0,0,0,0,0,0,0,0,0,0,0,5,5,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Rc1 dxc4 9. Bxc4 {The position is equal.} c5 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 10. a3 (10. O-O cxd4 11. Nxd4 Bd7 12. Qb3 Nc6 13. Nxc6 Bxc3 14. Qxc3 Bxc6 15. Qxf6 gxf6 16. Rfd1 Rfd8 17. f3 f5 18. Kf2 Kg7 19. Ke1 {½-½ (40) Radjabov,T (2765)-Giri,A (2764) chess24.com INT 2021}) 10... Bxc3+ 11. Rxc3 Rd8 {[#]} 12. Rd3 $146 ({Predecessor:} 12. Qc2 cxd4 13. Nxd4 Bd7 14. O-O Nc6 15. Nf3 Ne5 16. Be2 Rac8 17. Nd4 Rxc3 18. Qxc3 Nc6 19. Nb5 Qxc3 20. Nxc3 Kf8 21. Rd1 {½-½ (21) Ikonnikov,V (2542)-Papp,G (2583) Germany 2017}) 12... cxd4 13. Rxd4 Nc6 14. Rxd8+ Qxd8 15. Qxd8+ Nxd8 16. Ke2 Bd7 17. Rd1 Be8 18. Bd3 Rc8 19. Kd2 (19. h4 {seems wilder.} Kf8 20. g4 f6 21. Nd4 Ba4 22. b3) 19... Kf8 20. Rc1 Rxc1 21. Kxc1 $11 {[%mdl 4096] Endgame KBN-KBN} Ke7 22. Kd2 Kd6 23. Nd4 Nc6 24. Nxc6 Bxc6 {KB-KB} 25. g3 a5 26. b4 axb4 27. axb4 b6 28. Kc3 e5 29. f4 f6 30. Kd2 g5 31. Kc3 Bd5 32. Kd2 Bc6 33. Kc3 Bd5 34. Kd2 Bc6 35. Kc3 {A rather calm draw.  Weighted Error Value: White=0.01/Black=0.00} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.2"]
[White "Pichot, Alan"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2548"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,80,0,0,0,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,4,6,0,37,49,51,19,35,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,0,0,0,-4,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 11. h3 Bh5 12. Qc2 Nxc3 13. bxc3 f6 14. exf6 Qxf6 15. Be2 Na5 16. O-O Bxf3 17. Bxf3 c6 18. Rae1 Nc4 19. Bc1 Bc7 {[#] aiming for ...Qd6.} 20. Be2 $146 ({Predecessor:} 20. Bg4 Rae8 21. g3 Bd6 22. h4 Qf7 23. h5 Ba3 24. Bg5 h6 25. Bf4 Bd6 26. Rxe8 Rxe8 {½-½ (39) Dominguez Perez,L (2763)-Grischuk,A (2759) Khanty-Mansiysk 2019}) 20... Qd6 {[%csl Gc7][%cal Rd6h2]} 21. f4 b5 22. Bd3 g6 23. g3 Rae8 24. Kg2 Qd7 {The position is equal.} 25. Qd1 Nd6 26. Ba3 (26. a4 {seems wilder.} bxa4 27. Qxa4 a5 28. Qc2 Kg7 29. Qd2) 26... Rxe1 27. Rxe1 Re8 28. Bxd6 Rxe1 29. Qxe1 Bxd6 30. Qe2 Qe7 31. Qxe7 Bxe7 $11 {[%mdl 4096] Endgame KB-KB} 32. Kf3 Kf7 33. Ke3 a5 34. Be2 Ke6 35. Kd3 Kd6 36. Bf3 Bf6 37. Bg2 Bg7 38. Bf3 Bf6 39. Bg2 Bg7 40. Bf3 Bf6 {Weighted Error Value: White=0.03/Black=0.03} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.3"]
[White "So, Wesley"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2741"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,116,38,35,19,64,53,60,49,75,48,61,58,62,47,72,58,80,49,61,42,58,47,57,44,58,54,48,48,68,-30,39,37,51,62,35,37,52,52,50,0,0,0,12,9,8,0,0,0,0,0,0,0,0,3,10,8,16,13,101,101,101,0,0,0,0,0,0,0,0,-31,-31,-31,-31,-31,-30,-31,-31,-50,-31,-50,-36,-50,0,-50,-20,-20,-20,-20,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-17,-8,-29966,-8,-8,-8,-29987,-29988]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. O-O-O Nd7 7. h4 {B06: Modern Defence.} h6 8. f3 Nb6 9. Bd3 {White is slightly better.} Bb7 10. Nh3 e6 11. g4 Ne7 {[#]} 12. Kb1 $146 ({Predecessor:} 12. h5 g5 13. Ne2 d5 14. Nxg5 hxg5 15. Bxg5 Rf8 16. e5 c5 17. h6 Bh8 18. Ng3 {0-1 (53) Rempel,E (2153)-Auer,M (2140) Germany 2014}) 12... Nc6 13. Ne2 Qe7 14. Nf2 O-O-O 15. b3 Kb8 16. f4 f5 17. h5 $1 fxe4 18. Bxe4 gxh5 19. Rxh5 Rhf8 20. Nd3 {[#]} ({Better is} 20. Ng3 $14) 20... Qe8 (20... Nxd4 $1 $11 21. Bxd4 (21. Bxb7 Nxe2 22. Qxe2 Qf6 $17) 21... Bxe4) 21. Re1 $14 Ne7 22. Bxb7 Kxb7 23. Nc3 Ned5 24. Nxd5 Nxd5 25. f5 exf5 $1 26. Bxh6 Bxh6 27. Rxh6 Qf7 28. Qg2 {aiming for Ree6.} fxg4 {Strongly threatening ...Qf3.} 29. Nb4 c6 30. Nxd5 Qxd5 31. Qxg4 Rf7 32. Qh4 Rfd7 33. Re7 Kc7 34. Rhh7 c5 (34... Qf5 $11 {keeps the balance.}) 35. Qe1 $1 $16 {[%cal Re1a5] Black must now prevent Qa5+.} b4 {[#]} 36. a3 (36. a4 $1 $16) 36... Qxd4 $11 37. axb4 Qxb4 38. Qe6 {[%cal Re7d7]} Qb5 39. Kb2 Qc6 40. c4 Rxe7 41. Rxe7+ $15 {[%mdl 4096] Endgame KQR-KQR} Rd7 42. Re8 Kb7 43. Qg8 Ka7 44. Qh8 Qb7 45. Re2 Rf7 {Hoping for ...Rf3.} 46. Qd8 Rd7 47. Qh8 a5 48. Qe8 a4 49. Re3 d5 {Threatens to win with ...dxc4.} 50. Qf8 Qb4 {( -> ...Qd2+)} 51. Re7 $1 {[%cal Re7d7]} Qxb3+ 52. Ka1 Qc3+ 53. Kb1 Qd3+ 54. Ka1 Qd1+ 55. Kb2 a3+ {[%mdl 64] Decoy} 56. Kxa3 $2 {[%mdl 8192] [#]} (56. Ka2 $11 Qd2+ 57. Kxa3 Qc3+ 58. Ka2 Qc2+ 59. Ka1 Qc1+ 60. Ka2 Qxc4+ 61. Kb2 Rb7+ 62. Rxb7+ Kxb7 63. Qe7+ Kc8 64. Qe8+ Kc7 65. Qe5+ Kb7 66. Qe7+ Kc6 67. Qe6+ Kc7 68. Qe7+ Kc6 69. Qe6+ Kb7 70. Qd7+ Kb6 71. Qd6+ Kb5 72. Qd7+ Kb6 73. Qd6+ Kb5 74. Qd7+ Kb6) 56... Qc1+ $2 (56... Qa1+ $1 {mates} 57. Kb3 dxc4+ 58. Kc2 Qd1+ 59. Kb2 c3+ {[%mdl 64] Decoy} 60. Kxc3 Qd2+ 61. Kb3 c4+ 62. Ka4 Qa2+ 63. Kb5 Qb3+ 64. Kc6 Qb7+ 65. Kc5 Rxe7 66. Qxe7 Qxe7+ 67. Kd4 Qe2 68. Kc5 c3 69. Kd5 c2 70. Kc6 c1=Q+ 71. Kd6 Kb6 72. Kd7 Qc7#) 57. Ka2 $1 $11 Qxc4+ 58. Ka1 $2 {[%mdl 8192]} (58. Kb2 $11 Rxe7 59. Qxe7+ Kb6 60. Qd6+ Kb5 61. Qd7+ Kb6 62. Qd6+ Kb7 63. Qd7+ Kb6 64. Qd6+) 58... Qa6+ {Weighted Error Value: White=0.35/Black=0.30} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.4"]
[White "Aronian, Levon"]
[Black "Mamedyarov, Shakhriyar"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2778"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,54,25,9,11,14,33,21,26,28,20,18,48,27,96,83,118,100,99,30,41,40,125,139,160,113,144,121,130,0,15,-29,-41,-36,0,12,0,-118,-109,-1870,-1841,-1467,-731,-716,-696,-29998,-29999]} 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nf6 5. Nc3 Be7 6. Bg5 h6 {C41: Philidor Defence.} 7. Bh4 O-O 8. h3 Nc6 {The position is equal.} 9. Qe3 {[#]} Re8 $146 ({Predecessor:} 9... Be6 10. O-O-O Nd7 11. Bxe7 Qxe7 12. g4 a6 13. g5 h5 14. Nh4 g6 15. f4 b5 {1-0 (31) Kouvidis,I (1730)-Stefanov,E (1959) Hersonissos 2018}) 10. O-O-O {[%cal Ba1d1,Bd1d5,Bd5f5][%mdl 32]} Be6 11. g4 a6 (11... d5 $11) 12. Rg1 $16 b5 13. g5 Nh7 14. Nd5 (14. Kb1 $16) 14... Bxd5 15. Rxd5 Nb4 (15... Rb8 $14) 16. gxh6 Bxh4 (16... Nxd5 $2 17. Rxg7+ Kh8 18. Qd4) 17. Rxg7+ Kh8 18. Rf5 Bf6 {[#]} 19. Rxf7 ({Only move:} 19. Qb3 $1 $16 Qe7 {[#]} 20. Rxh7+ $1 (20. Qxb4 Bxg7 21. hxg7+ Kg8 $14) (20. Rxf7 Qe6 $11) 20... Kxh7 21. Qxb4) 19... Rf8 20. Rxf8+ Qxf8 21. e5 dxe5 22. Nxe5 {Ng6+ is the strong threat.} Qg8 23. Qf3 (23. Qe4 $11 {keeps the balance.} Re8 24. f4) 23... Re8 $40 {[%mdl 128] Black goes for the king.} ({Much worse is} 23... Nxa2+ $6 24. Kb1 $11) 24. Ng4 {[%mdl 8192]} (24. Rxf6 $17 Rxe5 25. Rf7) 24... Qxa2 $19 25. Kd2 Qa1 26. Ne3 Bxb2 {( -> ...Bc3+)} 27. Bd3 Bc3+ {Never resign too early!  Weighted Error Value: White=0.75/Black=0.40} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.5"]
[White "Dubov, Daniil"]
[Black "Grandelius, Nils"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2770"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,79,2,6,-8,-4,-10,0,-1,4,-20,35,31,43,33,39,21,44,3,37,3,10,0,0,0,12,0,32,30,34,15,14,0,29,17,23,12,61,60,66,59,59,78,108,91,177,175,175,150,172,187,554,294,291,292,349,349,342,335,452,402,459,451,462,456,455,460,439,432]} 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e5 6. d3 Nge7 7. O-O O-O 8. Nd2 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3.} d6 9. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} a6 {[#]} 10. Nd5 $146 {The position is equal.} ({Predecessor:} 10. Rb1 Rb8 11. b4 cxb4 12. axb4 b5 13. Ba3 Be6 14. Nd5 f5 15. e3 g5 16. f4 gxf4 17. gxf4 {0-1 (29) Sigurjonsson,S (1948)-Vanheirzeele,D (2116) Reykjavik 2014}) 10... Rb8 11. Ne4 h6 ({Better is} 11... f5 $11 12. Nec3 Nxd5 13. Nxd5 (13. Bxd5+ Kh8 $11) 13... b5) 12. b4 $14 cxb4 13. Nxe7+ Nxe7 14. axb4 d5 15. cxd5 Nxd5 16. Qb3 Nc7 17. Qb1 Nb5 18. Bb2 Be6 19. Rc1 Bd5 20. Rc5 {[#] Black must now prevent Rxd5!} Kh8 21. Qf1 Re8 22. Rac1 Bc6 23. Nd2 Bxg2 24. Qxg2 Nd4 25. Bxd4 exd4 26. Qf3 Re7 27. h4 Qe8 28. h5 g5 ({Don't blunder} 28... Rxe2 $2 29. Ne4 $18) (28... Qd7 $16 {was necessary.}) 29. Ne4 $18 Qd7 30. Kg2 Rf8 31. g4 Qa4 $2 (31... b6 {is a better chance.}) 32. Rc8 {Threatens to win with Nf6.} Qd7 33. Qf5 Qe6 {[#]} 34. Nf6 {[%csl Gf6][%cal Rf5h7][%mdl 512]} Qxf5 35. gxf5 Rxe2 36. Nd7 Rxc8 37. Rxc8+ {White is clearly winning.} Kh7 38. f6 Rb2 39. fxg7 Kxg7 40. Rc4 {Weighted Error Value: White=0.14/Black=0.29} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.6"]
[White "Nakamura, Hikaru"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C83"]
[WhiteElo "2829"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,73,40,45,51,42,19,28,36,36,29,29,32,31,8,11,5,29,35,25,16,19,19,19,19,19,17,17,17,17,24,26,18,17,0,0,-8,0,0,0,0,0,0,0,0,0,0]} 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. c3 Be7 10. Nbd2 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. Qe2 Rad8 18. Qf2 {White has an edge.} Qc6 19. Bxg5 Bxg5 20. f4 Be7 21. Rfd1 c4 {...Bc5 is the strong threat.} 22. Kh1 Bc5 23. Qf3 Qe6 24. Rd2 Rd7 25. Rad1 {[%cal Rd2d5]} Rfd8 26. h3 g6 27. g4 fxg4 28. hxg4 d4 29. cxd4 Rxd4 30. Rxd4 Rxd4 {[#] The position is equal.} 31. Qa8+ $146 ({Predecessor:} 31. Rxd4 Bxd4 32. b3 Kg7 {½-½ (30) Gao,R (2543)-Wei,Y (2727) Xinghua 2017}) 31... Kg7 32. Rxd4 Bxd4 33. Qb7+ Kh8 34. Qa8+ Kg7 35. Qb7+ Kh8 36. Qb8+ Kg7 $1 37. Qb7+ {Weighted Error Value: White=0.04/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.7"]
[White "Van Foreest, Jorden"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2543"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,100,6,6,22,3,31,30,25,17,4,18,17,-2,6,0,-2,-15,-8,0,0,-22,0,-15,-12,-12,-12,-8,-12,-15,-7,-72,-70,-64,-70,-66,-67,-70,-66,-64,-64,-67,-67,-62,-48,-63,-38,-64,-31,-36,-31,-33,-34,-105,-99,-87,-68,-70,-100,-85,-64,-125,-119,-126,-119,-119,-120,-497,-497,-477,-494,-490,-490,-450,-431,-366,-319,-497,-496,-667,-319,-656,-640,-754,-747,-29968,-29969,-2126,-1815]} 1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 d6 5. d4 cxd4 6. cxd4 Nf6 7. Nc3 O-O 8. Bb3 Nc6 {B22: Sicilian: 2 c3.} 9. h3 b5 10. O-O b4 {White has an edge.} 11. Nd5 Nxd5 12. Bxd5 Bb7 {[#]} 13. Be3 $146 ({Predecessor:} 13. Re1 e6 14. Bb3 Na5 15. Bc2 Nc4 16. Bd3 d5 17. e5 Qb6 18. b3 Na3 19. Bg5 {½-½ (30) Glek,I (2430)-Citra,D (2227) Pardubice 2017}) 13... Rc8 14. Qa4 e6 15. Bb3 Na5 16. Nd2 d5 17. Rfc1 Nxb3 18. axb3 Rxc1+ 19. Rxc1 dxe4 20. Qxa7 Bd5 21. Rc7 Qa8 22. Nc4 (22. Qc5 $11) 22... Qxa7 $17 23. Rxa7 f5 24. Ne5 f4 25. Bd2 Bxe5 26. dxe5 $15 {[%mdl 4096] Endgame KRB-KRB} g5 27. Bxb4 Rc8 {[%cal Rc8c1] And now ...Rc1+ would win.} 28. Bc3 $1 Bxb3 29. Ra3 Bc4 30. Ba5 Bd5 {Hoping for ...Rc1+.} 31. Rc3 {[%cal Rc3c8]} Rb8 32. b4 Kf7 33. Rc7+ (33. h4 $15) 33... Kg6 $17 34. Rd7 e3 35. fxe3 fxe3 36. Rd8 Rb7 (36... Rb5 {seems wilder.} 37. g4 Bc4 38. Rd4 e2 39. Kf2 Rxe5 40. Ke1 Ba6) 37. Rf8 (37. g4 $1 $15) 37... Bc4 38. Rf6+ Kg7 {aiming for ...Rd7.} 39. Rf3 e2 40. Kf2 {[%mdl 8192] [#] Now White is beyond hope.} (40. b5 $17) 40... Bb5 $1 $19 41. Re3 Rf7+ 42. Rf3 Rd7 43. Re3 Rd2 44. Bb6 Rb2 45. Bd4 {[#]} (45. Bc5 {is a better defense.}) 45... Rb1 $1 46. Bc3 {intending Be1.} Rf1+ 47. Kg3 h5 48. h4 g4 49. Re4 Rc1 50. Bd2 Rd1 {Weighted Error Value: White=0.48/Black=0.04} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "1.8"]
[White "Vachier-Lagrave, Maxime"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2860"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,120,3,-24,8,0,0,0,0,3,0,-3,23,30,20,6,37,0,0,0,0,0,0,0,0,0,7,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-39,0,0,0,0,0,0,0,-46,0,0,0,-52,-15,-33,-14,-27,-15,-12,-16,-22,-19,-38,-4,-4,0,0,13,13,13,13,13,13,14,54,75,14,14,14,14,14,20,20,21,21,21,21,50,0,195,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 a5 {A07: Réti Opening: New York and Capablanca Systems.} 7. a4 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Re1 {[#]} Qc8 $146 ({Predecessor:} 10... Re8 11. e4 dxe4 12. dxe4 Nc5 13. e5 Nfe4 14. Nxe4 Qxd1 15. Raxd1 Bxe4 16. Nd4 Bxg2 17. Kxg2 {½-½ (47) Nakamura,H (2699)-Kononenko,D (2574) ICC INT 2009}) 11. e4 dxe4 12. dxe4 Nc5 {[%cal Rc5e4]} 13. e5 Nd5 14. Qe2 Nb4 15. Nc4 Be4 16. Nd4 Bxg2 17. Kxg2 Rd8 18. Nb5 Qb7+ 19. f3 h5 20. h4 Rd7 21. Rad1 Rad8 22. Bc1 Nd5 23. Bg5 Bxg5 24. hxg5 g6 25. Rd2 Kg7 26. Rh1 Qa8 27. Kg1 Rh8 28. Rh2 Qd8 29. f4 h4 30. gxh4 Nxf4 31. Qg4 (31. Qf3 $5 {[%cal Rf3f4]} Nd5 32. Rd4 $11) 31... Rxd2 32. Rxd2 Nd5 33. Nd4 (33. Nc3 $11) 33... Qa8 34. Ne2 Ne7 {White must now prevent ...Nf5.} 35. Ng3 Nf5 36. h5 Rd8 37. h6+ Kh7 38. Qf4 Rxd2 39. Nxd2 Qd5 40. Kf2 Qd4+ (40... c6 {is more complex.} 41. Nge4 Nd7 42. Nc4 Qd4+ 43. Ke2 Ng3+) 41. Qxd4 Nxd4 42. Nge4 Nxe4+ $1 ({Wrong is} 42... Nxc2 $2 43. Nxc5 bxc5 44. Nc4 $18) 43. Nxe4 Nxc2 $11 {[%mdl 4096] Endgame KN-KN} 44. Nd2 Nb4 {[#] aiming for ...Nd3+.} 45. Ke3 ({Better is} 45. Kf3 $1 $16) 45... Kh8 $1 46. Kd4 Nc6+ 47. Ke4 Kh7 48. Nf3 Nb8 $1 49. Ne1 Nd7 {...Nc5+ is the strong threat.} 50. Nd3 Kg8 51. Kd4 c6 $2 {[#]} (51... Nb8 $11 {and Black is okay.}) 52. Kc4 $2 ({White has to play} 52. Nb2 $1 $18) 52... Kh7 {The position is equal.} 53. b4 axb4 54. Kxb4 Kg8 55. Kc4 Kh8 56. Kd4 Kg8 57. Nc1 Kh7 58. Nd3 Kg8 59. Nc1 Kh7 60. Nd3 Kg8 {Weighted Error Value: White=0.13/Black=0.13} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.1"]
[White "Giri, Anish"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2731"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,132,39,36,39,29,23,22,25,17,42,22,23,27,25,34,54,41,45,44,102,74,120,124,116,126,88,83,77,72,213,212,210,137,139,100,189,200,180,157,162,160,152,167,160,165,171,191,187,193,193,175,205,209,236,266,274,263,253,227,252,230,267,273,278,271,256,225,222,231,273,259,250,220,218,214,168,131,133,147,182,0,0,0,0,-84,-99,-172,-169,-142,-150,-126,-116,-117,-8,-8,0,0,0,0,0,0,0,-8,-1,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0]} 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 $1 {8...Bd7 is better than 8...h6.} 9. Kb1 (9. f3 Be7 10. Kb1 Nxd4 11. Qxd4 Qc7 12. g4 h5 13. gxh5 Nxh5 14. Rg1 Rc8 15. Qd2 b5 16. Bd3 Bxg5 17. Rxg5 b4 18. Ne2 {0-1 (55) Giri,A (2764)-Firouzja,A (2749) chess24.com INT 2020}) 9... Nxd4 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 10. Qxd4 h6 {[#]} 11. Bd2 $146 ({Predecessor:} 11. Bc1 Bc6 12. f3 Qc7 13. Be2 O-O-O 14. Qf2 d5 15. Be3 Rd7 16. Bb6 Qb8 17. exd5 Nxd5 18. Nxd5 Rxd5 19. Rxd5 exd5 {1-0 (32) Inarkiev,E (2702)-Gelfand,B (2729) Nazran 2017}) 11... b5 12. f3 Qb8 13. h4 b4 {White must now prevent ...e5.} 14. Ne2 a5 15. g4 e5 16. Qg1 $36 {[%mdl 2048] White is more active.} Be6 17. g5 Nh5 (17... hxg5 $14 18. hxg5 Rxh1 19. Qxh1 Nd7) 18. Bh3 Qc8 19. Bxe6 Qxe6 20. f4 Rc8 21. b3 g6 22. Qb6 Bg7 (22... Nxf4 $16 23. Nxf4 exf4) 23. gxh6 Bxh6 {[%cal Re5f4]} 24. fxe5 (24. Qxa5 $6 exf4 25. Nd4 (25. Qxb4 O-O $14) 25... Qe5 $16) 24... Bg7 25. Qb5+ ({Don't play} 25. Qxd6 $6 Qxe5 26. Qxe5+ Bxe5 $14) 25... Kf8 (25... Qd7 $16 {was necessary.} 26. Qxd7+ (26. Qxa5 Bxe5 27. Qxb4 O-O $16) 26... Kxd7) 26. Qxa5 $18 Bxe5 27. Bxb4 Kg7 28. Qd5 Qg4 29. Qd3 Nf6 30. Nc3 Rxh4 31. Rxh4 Qxh4 32. a4 $1 Qg4 {...Bxc3 is the strong threat.} 33. Re1 {[%cal Bd1e1,Be1e2,Be2f2][%mdl 32]} Qh4 34. Nb5 $1 Bg3 35. Re2 Qh1+ 36. Ka2 Be5 {[%csl Ge5][%cal Rh1a1]} 37. c3 Ne8 38. Rf2 Qh4 39. Qf3 Qe7 40. Rd2 Rc6 41. Nd4 Ra6 42. Rg2 {aiming for Nf5+.} Qb7 {Hoping for ...Bxd4.} 43. Qd3 Kg8 44. Re2 Nf6 45. Nf3 Bf4 46. e5 dxe5 47. Nxe5 Nd5 {[#] intending ...Re6.} 48. Ng4 $2 (48. Bc5 $1 $18) 48... Qxb4 $1 $11 49. Qxd5 Qxc3 50. Rf2 (50. Nf2 $11) 50... g5 51. Qf5 {[#]} (51. Qg2 $17 {keeps fighting.} Kg7 52. Rc2) 51... Rb6 $1 $19 52. Qc2 Qxc2+ 53. Rxc2 $17 {[%mdl 4096] Endgame KRB-KRN} f5 54. Nf2 g4 (54... Kf7 $17 55. Nd3 Bd6) 55. Rc4 $11 {The position is equal.} Be3 (55... Bd6 {feels hotter.} 56. Nxg4 fxg4 57. Rxg4+ Kf7 58. Rg5 Rb4) 56. Nxg4 fxg4 57. Rxg4+ {KRB-KR} Kf7 58. b4 Ke7 59. Re4+ (59. a5 {keeps more tension.} Re6 60. Kb3 Kd6 61. Rc4 Kd5 62. Rc7) 59... Re6 60. Rxe6+ Kxe6 {KB-KPP} 61. a5 Kd6 62. Kb3 Kc6 63. Kc4 Bf2 64. b5+ Kb7 65. b6 Bxb6 66. axb6 Kxb6 {Weighted Error Value: White=0.14/Black=0.15} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.2"]
[White "Carlsen, Magnus"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2881"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,67,4,8,-1,17,-2,-10,-8,0,8,29,29,32,25,25,16,11,11,12,16,29,0,0,-15,-18,-27,-14,-31,-31,-33,-33,-45,0,0,0,0,0,0,0,0,2,0,11,11,14,7,14,10,64,75,154,184,358,292,353,287,340,330]} 1. c3 b6 2. e4 Bb7 3. d3 e6 4. Nd2 d5 5. Ngf3 Nf6 6. e5 Nfd7 7. d4 {C00: French: Unusual White 2nd moves.} c5 {[#]} 8. h4 $146 ({Predecessor:} 8. Bd3 Nc6 9. O-O Be7 10. Re1 h5 11. dxc5 bxc5 12. c4 d4 13. Ne4 Ncxe5 14. Nxe5 Nxe5 15. Nxc5 Bxc5 16. Rxe5 {1-0 (43) Kobalia,M (2614)-Papp,L (2361) chess.com INT 2020}) 8... Nc6 9. Bd3 {The position is equal.} cxd4 10. cxd4 Nb4 11. Be2 Qc8 12. O-O Ba6 13. Bxa6 Qxa6 14. Ne1 Rc8 ({Much weaker is} 14... Nxa2 $6 15. Ndf3 $16) 15. h5 Be7 16. a3 Nc6 17. Qg4 g5 18. Ndf3 h6 19. Be3 Qe2 20. b4 Nd8 21. Qh3 f5 22. exf6 $1 Nxf6 {[#] aiming for ...g4.} 23. Ne5 Qxh5 24. Qxh5+ Nxh5 25. N1d3 Bd6 26. Rfc1 Rxc1+ 27. Rxc1 Rh7 $1 28. Rc8 Rc7 29. Ra8 Nf6 ({Black should play} 29... Ke7 $11) 30. b5 $1 $14 Ke7 {[#]} ({Black should try} 30... Ne4) 31. Ng6+ $1 $16 Kd7 $2 (31... Ke8 {might work better.}) 32. Nde5+ $18 Bxe5 33. Nxe5+ Ke7 34. Bd2 {Weighted Error Value: White=0.04/Black=0.20} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.3"]
[White "Anton Guijarro, David"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2674"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,58,54,47,50,59,67,44,38,45,48,44,51,51,58,24,58,45,54,33,30,23,58,50,125,71,65,11,15,1,1,2,4,2,5,0,0,0,0,-15,-12,-31,-27,-50,-1,-9,0,-1090,-1066]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nf6 {D32: Tarrasch Defence: Sidelines and lines without g3.} 8. Qd1 Bc5 {has lost popularity (8...Nc6).} 9. e3 (9. a3 {feels hotter.} O-O 10. Nf3 Re8 11. b4 Bb6 12. e3) 9... O-O {White is slightly better.} 10. Nf3 Qe7 11. Be2 Rd8 12. Qc2 Nc6 13. a3 Rac8 14. O-O Bd6 {[#]} 15. Bd2 $146 ({Predecessor:} 15. h3 b5 16. e4 a5 17. Bxb5 Ne5 18. Nd4 Bxb5 19. Ndxb5 Bb8 20. Bg5 Nd3 21. Qe2 {0-1 (50) Utkin,A (2187)-Vlassow,V (2379) Peterhof 2008}) 15... Ne5 16. Rad1 Bc7 17. Bc1 h5 {[#]} (17... Nxf3+ $14 18. Bxf3 b6) 18. Nd4 ({White should play} 18. Ng5 $1 {Hoping for Nd5.} Ng6 19. e4) 18... Nc6 $16 19. h3 ({White should try} 19. Rfe1 $14) 19... Nxd4 $11 20. Rxd4 Qe5 {[%csl Gc7][%cal Re5h2]} 21. f4 Qe7 22. Bf3 Bb6 23. Rb4 ({Much weaker is} 23. Bxb7 Bxd4 24. exd4 {[#]} Ba4 $1 $15) 23... Bc6 24. Bxc6 Rxc6 25. Kh1 Ba5 26. Ra4 Bxc3 27. bxc3 b5 28. Rb4 Qc5 29. a4 $2 {[%mdl 8192] [#]} (29. Qe2 $11) 29... Qxb4 $1 {[%mdl 576] Pin.  Weighted Error Value: White=0.47/Black=0.10} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.4"]
[White "Grandelius, Nils"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2632"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,116,22,15,16,13,24,20,25,23,33,30,36,31,39,30,50,50,62,59,49,47,49,44,56,61,50,39,39,34,47,46,59,50,52,0,0,0,0,0,13,12,11,0,0,0,0,0,0,0,0,-27,-20,-17,-9,-40,-50,-50,-10,-18,-16,-59,-32,-66,-17,-73,-70,-166,-166,-201,-201,-243,-189,-187,-158,-303,-295,-305,-232,-303,-295,-563,-301,-297,-297,-296,-243,-293,-293,-281,-233,-231,-230,-271,-271,-1211,-1185,-4767,-4559,-1541,-997,-1322,-748]} 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 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 10. d5 Bc5 11. Re1 {[#]} h6 $1 $146 {[%mdl 8] The position is equal. A top novelty.} ({Predecessor:} 11... d6 12. Nc3 f5 13. Na4 Bxf2+ 14. Kxf2 Qh4+ 15. Kg1 Qxa4 16. Re7 Qh4 17. Qe2 Nf6 18. Rxc7 Nxd5 {½-½ (45) Nakamura,H (2746)-Aronian,L (2765) St Petersburg 2018}) 12. Nc3 Nf6 13. h3 Re8 14. Rxe8+ Nxe8 15. Ne4 Bf8 16. Qf3 d6 17. Bd2 g6 18. Re1 Bg7 19. c4 Bf5 20. b3 a5 21. Ng3 Bd7 22. Bd3 b6 23. Qd1 Nf6 24. Qc1 Qf8 25. Ne4 (25. Re3 $14) 25... Nxe4 $11 26. Bxe4 Re8 27. Bd3 h5 28. Rxe8 Qxe8 29. Qe1 Qd8 30. Be3 Qf6 31. Qc1 Qe7 32. Bg5 Bf6 33. Bf4 Bd4 34. Qd2 Qf6 35. Kf1 Bc5 36. Kg1 Bf5 37. Bxf5 Qxf5 38. h4 a4 39. bxa4 Qe4 40. Qc1 (40. Bg5 $1 $11) 40... Qe2 $36 {[%mdl 2112] [#] Double Attack. Black has some pressure. White is now going downhill.} 41. Bg3 ({White should play} 41. Be3 $15) 41... Qxa2 $19 42. Qc3 Qxa4 43. Kh2 b5 44. cxb5 Qxb5 45. Qf3 (45. Bf4 $17 {was called for.} Qa4 46. Qd2) 45... Qb2 46. Kh3 Qd4 47. Kh2 Kg7 48. Qb3 $2 (48. Kg1 {is a better defense.}) 48... Qd2 49. Qf3 Bb6 50. Kh3 Bd4 51. Kh2 Qe1 52. Qf4 Be5 53. Qf3 Qd2 54. Bxe5+ dxe5 55. g3 $2 {[#]} (55. Kg3) 55... e4 $1 {[%cal Re4f3][%mdl 64] Deflection. Black is clearly winning.} 56. Qxe4 Qxf2+ 57. Kh1 Qxg3 58. Qd4+ Kg8 {Weighted Error Value: White=0.48/Black=0.15} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.5"]
[White "Mamedyarov, Shakhriyar"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,136,0,0,0,15,0,0,0,0,0,0,-16,4,0,9,10,49,48,50,22,24,20,21,20,38,22,27,35,67,67,66,59,60,59,59,60,69,60,75,69,80,74,81,72,110,134,162,158,176,177,177,175,178,150,152,152,152,152,152,152,152,152,152,146,142,136,140,0,130,0,131,126,122,120,141,141,237,232,244,244,313,311,310,309,361,356,325,318,277,288,411,363,363,363,356,350,348,348,250,254,239,234,232,224,189,8,8,8,8,0,0]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qa4+ Bd7 13. Qa3 Qe6 14. Rd1 O-O 15. Be2 {Rd6 is the strong threat. B22: Sicilian: 2 c3.} Nf5 16. O-O Bc6 17. Bg4 Qg6 18. Bxf5 Qxf5 19. Qc5 {[#]} Rfd8 $146 {[#]} ({Predecessor:} 19... Rfe8 20. Qd4 Re6 21. Rfe1 h5 22. Qe3 a6 23. Rd2 Rae8 24. Red1 Rg6 25. Rd6 Qg4 {1-0 (64) Kainrath,F (2140)-Detter,P (2100) Austria 2011}) 20. Qxa7 $1 h5 (20... h6 21. Qe3) 21. Qe3 Rd3 22. Rxd3 exd3 23. f3 Rxa2 24. Rd1 Bb5 25. e6 fxe6 26. Qd4 {[%csl Gc3][%cal Rd4g7]} Qg6 27. Re1 {Strongly threatening Rxe6!} Ra4 28. Qd8+ Kh7 29. Re5 $40 {[%mdl 128] White is up to no good.} Ra1+ 30. Kf2 $1 d2 $1 31. Qxd2 Rf1+ 32. Ke3 Qh6+ {[#]} 33. Kd4 $1 Qxd2+ ({Don't go for} 33... Qf6 $2 34. Kc5 $18) 34. Bxd2 $14 {[%mdl 4096] Endgame KRB-KRB} Be8 35. Rxe6 Bf7 36. Re7 Kg6 37. Ke3 Rh1 38. h3 b5 39. Rb7 Rg1 40. g4 ({Don't take} 40. Rxb5 $6 Rxg2 41. Bc3 Rh2 $16) 40... Rg3 41. gxh5+ Kf6 42. Bc3+ Ke6 43. Kf4 Rxh3 44. Kg4 ({Reject} 44. Bxg7 $6 Bxh5 45. Rxb5 Bxf3 $11) 44... Rh1 45. Rxb5 Rg1+ 46. Kf4 Rh1 47. Kg4 Rg1+ $1 48. Kf4 Rh1 49. Bxg7 {Black must now prevent h6.} Bxh5 50. Bc3 Kd6 51. Kg3 Bf7 {[#]} (51... Be8 $16 52. Ra5 Rh5 53. Ra6+ Kc5) 52. f4 $1 $18 Be8 53. Ra5 Bd7 54. f5 Rf1 55. Kg4 Ke7 56. Bd4 Kf7 57. Kg5 Rd1 58. Rd5 Bc8 (58... Ba4 {was worth a try.} 59. Rd6 Ke8 60. Re6+ Kd7) 59. Rd8 Ba6 60. Rd7+ Ke8 61. Rd6 Bc4 {intending ...Ke7.} 62. Kf6 Bb3 {[#]} 63. Rb6 $1 Bc2 64. Re6+ Kd7 65. Re7+ Kc6 66. Be5 $2 (66. Be3 $18) 66... Rf1 $1 $11 {The position is equal.} 67. Rc7+ Kd5 68. Rxc2 Rxf5+ $1 69. Kxf5 {Weighted Error Value: White=0.08/Black=0.13} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.6"]
[White "Nepomniachtchi, Ian"]
[Black "Aronian, Levon"]
[Result "0-1"]
[ECO "C33"]
[WhiteElo "2778"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,80,-26,0,0,1,18,37,31,16,9,16,14,53,60,43,33,62,43,111,0,42,12,5,8,64,23,20,-37,-42,-146,-133,-152,-135,-230,-220,-234,-241,-222,-227,-224,-235,-306,-297,-362,-361,-389,-376,-530,-389,-389,-382,-474,-262,-257,-202,-264,-250,-372,-260,-29981,-29982,-29982,-29983,-29979,-29980,-29987,-29988,-29988,-29989]} 1. e4 e5 2. f4 exf4 3. Bc4 Nf6 4. Nc3 c6 5. d4 d5 6. exd5 cxd5 7. Bb3 Bd6 (7... Bb4 {is more complex.} 8. Bxf4 O-O 9. Nf3 a5 10. a4 Ne4) 8. Nge2 $1 {8.Nge2 scores better than 8.Nf3. C33: King's Gambit Accepted: 3 Nc3 and 3 Bc4.} Bg4 9. Qd3 O-O 10. O-O {White is slightly better.} f3 11. gxf3 Bh3 {And now ...Bxh2+! would win.} 12. Rf2 {[#]} Nbd7 $146 ({Predecessor:} 12... Nc6 13. Bg5 h6 14. Bh4 g5 15. f4 Qd7 16. fxg5 Qg4+ 17. Bg3 Bxg3 18. Qxg3 Qxg3+ 19. Nxg3 {0-1 (39) Ivanenko,O (2221)-Soysal,S (2316) Lvov 2015}) 13. Bg5 Qb6 14. f4 Bg4 15. Rg2 {Hoping for Qg3.} Rfe8 (15... Rae8 $14) 16. Rf1 (16. Nxd5 $16 Nxd5 17. Rxg4) 16... Bf8 17. h3 Bxe2 18. Nxe2 a5 (18... Re4 $1 $11) 19. a4 Re4 {[#]} 20. Kh1 (20. Bxd5 $1 $11 Rxe2 21. Bxf7+ $1 Kxf7 22. Rxe2) 20... Rae8 $15 {White must now prevent ...Re3.} 21. Ng3 {Black converts the advantage convincingly.} ({White should play} 21. f5 $15) 21... Rxd4 $17 22. Qf3 Rb4 23. Nf5 {[#]} (23. Bxf6 $17 Nxf6 24. Nh5) 23... g6 $1 $19 24. Bxd5 Nxd5 ({Much less strong is} 24... Rxb2 25. Bb3 $17) ({But not} 24... Rxa4 25. c3 $17) 25. Qxd5 {[#]} Nf6 {[%cal Rf6d5]} 26. Bxf6 Qxf6 27. b3 Kh8 28. Ng3 Rxf4 29. Rxf4 Qxf4 30. Qxa5 (30. Re2 $142 Qc1+ 31. Kh2 Rxe2+ 32. Nxe2 Qxc2 33. Qc4) 30... Bd6 {...Qf3! is the strong threat.} 31. Qc3+ f6 32. Kg1 Bb4 (32... Bc7 $142 33. b4 Re3) 33. Ne2 Qh4 ({Less strong is} 33... Bxc3 34. Nxf4 Re4 35. Nd5 $11) 34. Qg3 Bc5+ 35. Kf1 (35. Kh2 $142 Qe4 36. Qd3) 35... Qe4 36. Qf4 $2 (36. Qd3 $19 Qe5 37. c3) 36... Qxc2 {[%cal Rc2d1] Black mates.} 37. Qc1 Qf5+ {[%mdl 64] Double Attack} 38. Qf4 Qd3 {[%cal Rd3d1]} 39. Qg3 Qb1+ 40. Qe1 Qf5+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.49/Black=0.24} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.7"]
[White "Karjakin, Sergey"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2709"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,108,16,0,9,12,15,15,17,-13,-15,-14,0,0,0,0,-3,0,0,0,0,-14,-2,-42,54,0,14,-59,-43,-182,-175,-188,-157,-185,-154,-147,-152,-143,-154,-141,-144,-152,-146,-168,-147,-154,-138,-135,-139,-141,-141,-116,-125,-173,-175,-173,-175,-185,-185,-191,-191,-199,-191,-263,-256,-258,-192,-236,-229,-306,-291,-251,-251,-251,-247,-372,-354,-436,-446,-434,-445,-460,-445,-445,-407,-559,-548,-525,-504,-559,-559,-574,-457,-557,0,-564,-564,-973,-922]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. Nbd2 {Recently 7.Re1 got a lot of attention.} a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Re1 Be6 9. Bb5 Qb8 {The position is equal.} 10. Bxc6 bxc6 11. Nf1 {[#]} h6 $146 ({Predecessor:} 11... a4 12. h3 Re8 13. Ng3 Qb5 14. Nh4 Nd7 15. Nhf5 d5 16. h4 Bf8 17. h5 Nc5 18. exd5 cxd5 19. Rxe5 Qxd3 {0-1 (34) Radjabov,T (2765)-Anton Guijarro,D (2703) chess24.com INT 2020}) 12. Ng3 Re8 13. h3 a4 14. Nh4 Kh7 15. Nhf5 Ng8 16. Qd2 Qd8 17. Kh2 h5 ({Black should play} 17... Bb6 $15) 18. d4 Bb6 19. Nxh5 ({Better is} 19. Qe2 $11 g6 20. dxe5) 19... g6 $15 20. Nh6 (20. Nhg3 $15) 20... gxh5 $19 21. Nxg8 Kxg8 22. Qh6 Bd7 (22... exd4 $2 23. Bg5 $18) 23. Bg5 {[#]} Re6 $1 {[%mdl 512]} 24. Qxh5 Qf8 {...Qg7 is the strong threat.} 25. dxe5 dxe5 26. Rad1 {[#]} Be8 ({Avoid the trap} 26... Bxf2 $2 27. Rf1 $18) 27. Qh4 Rg6 {And now ...Qg7 would win.} 28. Be3 Bxe3 29. Rxe3 Qh6 30. Qe7 Qg5 31. Qxg5 Rxg5 32. g4 Rb8 33. Rd2 Rg6 34. Red3 Rd6 35. Rxd6 cxd6 {[%mdl 4096] Endgame KRB-KR} 36. Kg3 Kf8 37. g5 (37. a3 {might work better.}) 37... Ke7 38. h4 Bd7 39. f4 Be6 40. a3 exf4+ 41. Kxf4 Rh8 42. Kg3 c5 43. Rd1 (43. Rh2 {keeps fighting.}) 43... Bc4 44. Rh1 Be2 45. Kf4 Ke6 46. Rh2 Bh5 47. Rd2 Bg6 48. Rh2 f6 49. gxf6 Kxf6 50. Rh3 Rh5 51. c4 Ke6 52. Rh2 Kf6 53. Rh3 $1 Bf7 54. Rc3 Rxh4+ {Weighted Error Value: White=0.35/Black=0.21} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "2.8"]
[White "Radjabov, Teimour"]
[Black "Pichot, Alan"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "2758"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,49,-7,0,0,0,0,0,0,0,-10,-7,-11,-8,-17,0,0,0,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 dxc4 5. Qa4+ c6 6. Qxc4 b5 7. Qb3 a6 $1 {[%mdl 4] The position is equal. outshines the older 7...Nbd7.} 8. e4 {D43: Semi-Slav: 5 Bg5 h6.} c5 9. e5 c4 10. Qc2 Nd5 11. Be2 Bb7 12. O-O Be7 {[#]} 13. a4 $146 ({Predecessor:} 13. a3 h6 14. Bd1 O-O 15. Qe4 Qc7 16. Qg4 Kh8 17. Bc2 Nxc3 18. bxc3 Rd8 19. Qh5 Bf8 20. Ng5 Kg8 21. Nxf7 {1-0 (21) Bove,A (2369)-Sardo,G (2218) Milan 2011}) 13... Qb6 14. Rd1 h6 15. Nxd5 Bxd5 16. Be3 Qb7 17. axb5 axb5 18. Rxa8 Qxa8 19. b3 $1 {[%cal Rb3c4]} Qc6 20. bxc4 bxc4 21. Rc1 Ba3 22. Ra1 Be7 23. Rc1 Ba3 24. Ra1 Be7 25. Rc1 {An uneventful encounter.  Weighted Error Value: White=0.01/Black=0.01} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.1"]
[White "Pichot, Alan"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "2548"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,62,27,35,44,38,0,0,0,12,9,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-76,-75,-70,-101,-183,-153,-298,-298,-316,-308,-519,-500,-1779,-1597,-1600,-1595,-1202,-1209,-1087,-1056,-6295,-6287]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qe2 Qc7 9. O-O-O b5 10. a3 {B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7.} Be7 $1 {[%mdl 4] is now more promising than 10...Bb7.} 11. Bxf6 Nxf6 12. g4 {The position is equal.} Nd7 13. g5 Rb8 {[#]} 14. h4 $146 ({Predecessor:} 14. Qd2 Nc5 15. h4 O-O 16. f5 b4 17. axb4 Rxb4 18. f6 Bd8 19. fxg7 Kxg7 20. Rh3 {1-0 (37) Vesely,P (2581)-Trembecki,L (2544) ICCF email 2016}) 14... b4 15. axb4 Rxb4 16. f5 Nc5 17. Bh3 Qb6 18. fxe6 fxe6 19. Rhf1 Rxb2 {Strongly threatening ...e5.} 20. Qf3 $1 {e5 is the strong threat.} Rb4 $1 21. Qf7+ (21. e5 $1 $11 Rxd4 22. Rxd4 Nb3+ {[%mdl 64] Discovered Attack} 23. cxb3 Qxd4 24. exd6 Bxd6 25. Kb1) 21... Kd8 $17 {And now ...Rxd4! would win.} 22. Qxg7 Re8 23. Rf7 {[#]} (23. Rf3 $17 {keeps fighting.}) 23... Bd7 $1 $19 24. Rxe7 ({But not} 24. Qxh7 $2 Qa5) (24. Bg2 $17) 24... Rxe7 25. Qf6 {[#]} Qa5 $1 {[%cal Ra5a1]} 26. Qf8+ $2 (26. Bg2) 26... Kc7 {Black is clearly winning.} 27. Qxe7 (27. Nde2 $142 Nxe4 28. Nxe4 Rxe4 29. Qf2) 27... Qa3+ 28. Kd2 Rxd4+ {[%mdl 64] Double Attack} 29. Ke2 Qxc3 30. Rxd4 Qxd4 31. Qxh7 Nxe4 {Weighted Error Value: White=0.93/Black=0.02} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.2"]
[White "So, Wesley"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2741"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,101,43,32,41,0,0,0,0,0,0,0,0,0,18,20,20,20,20,20,11,16,14,10,20,0,0,7,25,23,24,17,17,17,46,46,41,42,43,41,41,40,38,32,42,7,25,9,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 (6... d6 7. Re1 h6 8. Nbd2 a6 9. Nf1 Re8 10. Ng3 Ba7 11. Bb3 Be6 12. Bc2 d5 13. exd5 Qxd5 14. h3 Rad8 15. Qe2 Bc5 16. b4 Bf8 17. Bb2 Qd7 18. Qf1 Bd5 19. Re3 b5 20. a3 Re6 21. Rae1 e4 22. Nxe4 Nxe4 23. c4 Ng5 24. Nxg5 Rxe3 25. fxe3 hxg5 26. cxd5 Qxd5 {1-0 (59) So,W (2770)-Radjabov,T (2765) chess24.com INT 2020}) 7. exd5 Nxd5 8. Re1 Nb6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 9. Bb3 Bg4 10. h3 Bh5 11. Nbd2 Qxd3 12. Nxe5 Qf5 13. Nef3 $1 Rad8 14. Qe2 Nd5 {White should prevent ...Nf4.} 15. Ne4 Bxf3 16. Qxf3 Qxf3 17. gxf3 Bb6 {[#]} 18. Bg5 $146 ({Predecessor:} 18. Kf1 Nde7 19. Bg5 h6 20. Bxe7 Nxe7 21. Nf6+ gxf6 22. Rxe7 Rd2 23. Re2 Rfd8 24. Rae1 {½-½ (31) Vachier Lagrave,M (2774)-Aronian,L (2758) Khanty-Mansiysk 2019}) 18... Nde7 $1 19. a4 {[#] Hoping for Bxe7.} a5 20. Rad1 Rxd1 21. Rxd1 h6 22. Bxe7 Nxe7 23. f4 Ng6 24. f5 Ne5 25. Kg2 Re8 26. f4 Nc6 27. Kf3 Rd8 28. Rxd8+ Nxd8 $14 {[%mdl 4096] Endgame KBN-KBN} 29. Nd2 c6 30. Ke4 Kf8 {The position is equal.} 31. Ba2 Ke7 32. b4 Bc7 33. Nb3 axb4 34. cxb4 Bd6 35. b5 cxb5 36. axb5 b6 37. Nd4 Bc7 38. Bd5 g6 39. h4 Kf6 40. fxg6 fxg6 41. Kf3 g5 (41... Nf7 {feels hotter.} 42. Bc4 Nd6 43. Bd3 h5 44. Be4 Nf7) 42. fxg5+ hxg5 43. hxg5+ Kxg5 44. Ne6+ (44. Bg8 {is more complex.} Kf6 45. Ke4 Ke7 46. Kd5 Bh2 47. Nc6+) 44... Nxe6 45. Bxe6 $11 {KB-KB} Kf6 46. Bc8 Ke5 47. Ba6 Bd8 48. Kg2 Bc7 49. Kf3 Bd8 50. Kg2 Bc7 51. Kf3 {Weighted Error Value: White=0.04/Black=0.03} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.3"]
[White "Aronian, Levon"]
[Black "Karjakin, Sergey"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2778"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,67,20,17,11,52,46,50,-43,-20,-20,-13,-27,-28,-58,-49,-61,27,31,27,12,18,11,65,68,43,61,68,70,56,0,95,93,96,91,159,157,175,183,212,211,177,124,254,282,273,231,218,217,216,216,218,191,358,359,450,435,447,450,463,454]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. c4 e6 5. Qb3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4,Bc4d2][%mdl 32]} 6. Nbd2 {[#] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Na5 $146 ({Predecessor:} 6... Nb4 7. Rc1 a5 8. c5 Ra7 9. e3 Be7 10. Bb5+ Nd7 11. O-O O-O 12. Rfe1 h6 {½-½ (61) Demchenko,A (2641)-Esipenko,A (2682) Lichess.org INT 2020}) 7. Qa4+ c6 8. cxd5 (8. c5 $1 $14) 8... b5 ({But not} 8... Qxd5 $2 9. e3 $18) 9. Qd1 exd5 ({Don't play} 9... Nxd5 10. Bg3 $14) 10. g3 Nc4 11. b3 Nxd2 12. Bxd2 Be4 (12... Ba3 $15) 13. Bh3 Ba3 14. O-O O-O 15. Ne5 Bb2 (15... c5 $11) 16. Nxc6 Qb6 {[#]} 17. Rc1 Bxc1 18. Qxc1 Rfe8 19. Ba5 (19. Bg5 $14) 19... Qb7 (19... Qa6 $11) 20. f3 $16 {[%mdl 1024] White has strong compensation.} Bg6 21. Ne5 b4 ({Black should try} 21... Nh5) 22. Qd2 Rab8 23. Rc1 h6 24. Nc6 {[%mdl 64] Double Attack} Ra8 {[#]} 25. Bxb4 (25. Kf2 $1 $18) 25... Nd7 {This costs Black the game.} (25... Nh7 $16) 26. Na5 $18 Qa6 27. Bxd7 Rxe2 {[#]} 28. Rc6 $1 Rxd2 29. Rxa6 Rxa2 30. Rd6 Kh7 $2 (30... Rb8) 31. Rxd5 Rb8 32. Rb5 {White is clearly winning.} Ra1+ {[#]} 33. Kf2 $1 Ra2+ 34. Ke3 {Weighted Error Value: White=0.14/Black=0.31} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.4"]
[White "Dubov, Daniil"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2770"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,85,87,83,76,52,97,99,109,97,109,104,236,236,237,232,237,233,260,229,238,210,218,181,243,270,410,369,357,355,383,200,437,409,459,456,565,425,766,759,914,912,910,741,737,736,1537,1535,29973,29974,29974,29975,29975,29976,29976,29974,29970,29972,29967,29963,29991,29992,29992,29978,29992,667]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e5 9. dxe5 dxe5 10. f5 Nc6 11. Be3 Nd4 {[#]} 12. Qf2 $1 b5 {next ...c5 is good for Black. B09: Pirc Defence: Austrian Attack.} 13. O-O $5 {[%mdl 4] Leaves trodden paths.} b4 14. Ne2 c5 {White must now prevent ...c4!White is better.} 15. Ng3 {[#]} Qc7 $146 ({Predecessor:} 15... Qa5 16. a3 Qc7 17. Bc4 Kh8 18. Bg5 Rab8 19. Bxf6 Bxf6 20. c3 bxc3 21. bxc3 Nb5 22. Bxb5 Rxb5 {½-½ (34) Gonda,L (2255)-Brkic,A (2208) Oropesa del Mar 2000}) 16. Bc4 Qc6 (16... Rab8 $16) 17. fxg6 $18 hxg6 {[#]} 18. Bg5 $1 {[%cal Rg5f6]} Nh7 19. Be7 Bh6 20. Rad1 Bf4 21. Bxf8 Rxf8 22. Ne2 Nxe2+ (22... Bg5 $142 23. h4 (23. Nxd4 cxd4 24. Bd5 Qc7 $16) (23. Bxf7+ Kg7 $16) 23... Bh6) 23. Qxe2 Ng5 (23... Nf6 {keeps fighting.} 24. Rxf4 {[%mdl 64] Remove Defender} exf4) 24. Bd5 Qc8 25. h4 Ne6 {If only Black now had time for ...Nd4....} 26. c3 (26. Qg4 $142) 26... Kg7 $2 (26... Ng7 {is a better defense.} 27. g3 Bxg3) 27. Qf3 bxc3 28. bxc3 f5 29. Bc4 Rf6 (29... Nd4 $142 30. cxd4 cxd4) 30. g3 Bh6 31. exf5 gxf5 32. Rd6 e4 33. Qd1 {Threatens to win with Rd7+.} Be3+ 34. Kh2 Nd4 35. Rxf6 {White mates.} Kxf6 36. cxd4 cxd4 {[#]} 37. Qh5 $1 Qxc4 38. Rxf5+ {KQR-KQB} Ke7 39. Qh7+ Kd6 40. Qg6+ Ke7 41. Re5+ {[%mdl 64] Discovered Attack} Kd7 42. Qg7+ Kd8 43. Qe7+ {Black got outplayed after the opening.  Weighted Error Value: White=0.17/Black=0.67} (43. Qf6+ $142 Kc8 44. Re7 Bg1+ 45. Kh1 Qc7 46. Qf5+ {[%mdl 64] Double Attack} Kb8 47. Qb5+ Kc8 48. Re8+ Qd8 49. Qc6+ {[%mdl 64] Double Attack} Kb8 50. Rxd8#) 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.5"]
[White "Nakamura, Hikaru"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2829"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,30,62,34,38,38,38,43,41,33,25,29,29,20,29,3,21,26,26,-9,0,0,0,0,0,0,0,-5,0,-4,0,0,0,-21,0,-27,-26,-46,-47,-69,-23,-93,-93,-86,-86,-86,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bf4 {C41: Philidor Defence.} Bg7 7. Qd2 Nc6 8. Nxc6 {White is slightly better.} bxc6 9. Bc4 O-O {[#]} 10. O-O-O $146 ({Predecessor:} 10. O-O Be6 11. Bb3 Re8 12. Rfe1 Bxb3 13. axb3 Nd7 14. f3 Qb8 15. Be3 Qb7 16. Ra5 {1-0 (41) Zarubitski,V (2426)-Kameko,A (2045) Minsk 2019}) 10... Be6 11. Bb3 Rb8 12. e5 Nd5 13. Nxd5 cxd5 14. Rhe1 dxe5 15. Bxe5 Bxe5 16. Rxe5 {[%cal Rb3d5]} c6 17. f4 a5 18. Qe3 Re8 19. h3 Qb6 20. Qxb6 Rxb6 21. c4 {[%cal Rc4d5]} a4 22. Bxa4 {[%cal Rc4d5]} (22. cxd5 $5 {[%cal Rb3a4]} axb3 23. dxe6 $11) 22... dxc4 23. Rc5 Ra8 24. Rxc6 Rb4 (24... Rbb8 $5 {[%cal Ra8a4]} 25. b3 cxb3 26. axb3 Bxb3 27. Bxb3 Rxb3 $15) 25. b3 (25. Bc2 $11 {keeps the balance.}) 25... cxb3 $17 26. Bxb3 Bxb3 27. axb3 {[%mdl 4096] Endgame KRR-KRR} Ra1+ (27... Rxb3 $17 28. Rc5 Rg3) 28. Kc2 $11 {The position is equal.} Ra2+ 29. Kc3 Rxf4 30. Rc4 Rff2 31. g4 Rf3+ 32. Rd3 Rxd3+ 33. Kxd3 {KR-KR} Rh2 34. b4 {[%cal Bb3b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Rxh3+ 35. Kd4 h5 36. gxh5 Rxh5 37. Rc5 {[#] White threatens Rxh5 and mate.} Rh1 38. b5 Kg7 39. Kd5 f5 40. b6 {Strongly threatening b7.} Rb1 41. Kc6 {[#] aiming for b7.} f4 $1 {[%cal Rf4f3] ...f3 is the strong threat.} 42. b7 {Threatens to win with Rb5.} f3 {Hoping for ...f2.} 43. Rc3 f2 44. Rf3 Rc1+ 45. Kd6 Rb1 46. Kc6 Rc1+ 47. Kd6 Rb1 48. Kc6 {Weighted Error Value: White=0.07/Black=0.06} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.6"]
[White "Van Foreest, Jorden"]
[Black "Grandelius, Nils"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2543"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,5,0,0,0,0,4,35,-8,0,0,83,87,100,99,135,74,79,75,75,76,98,54,90,56,119,121,117,108,102,94,123,-113,-100,-158,-123,-206,-204,-192,22,-291,-272,-507,-501,-524,-525,-976,-966,-6170,-5325,-29997,-29986,-29986,-329,-29987,-29988,-29988,-29989,-29989,-29990]} 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 e6 5. d4 cxd4 6. Qxd4 {B50: Sicilian: 2...d6, Miscellaneous.} Nc6 7. Qd3 a6 8. Bf4 {The position is equal.} b5 9. Bb3 {[#]} Ra7 $146 ({Predecessor:} 9... Bb7 10. O-O-O Qb6 11. Qe2 Na5 12. Rhe1 Be7 13. Nd5 Nxb3+ 14. axb3 exd5 15. exd5 Ng8 {½-½ (27) Zhigalko,S (2668)-Feller,S (2579) Moscow 2010}) 10. O-O-O Rd7 11. Ng5 e5 12. Be3 h6 13. Nf3 Na5 14. Bd5 Be7 15. a3 O-O 16. Ba2 Bb7 17. Nh4 Nc4 (17... Nxe4 $11 {keeps the balance.} 18. Nxe4 Bxe4 19. Qxe4 Bxh4) 18. Nf5 $1 $16 (18. Bxc4 $6 bxc4 19. Qxc4 Nxe4 $1 $11) 18... Nxe3 19. Qxe3 Kh7 20. Kb1 ({White should try} 20. h4 $1) 20... a5 21. Nd5 Bxd5 22. Bxd5 ({Much worse is} 22. exd5 $6 b4 $11) 22... Qc7 23. Qb3 g6 24. Ne3 Kg7 (24... Qc5 $14) 25. Qxb5 Rb8 26. Qa4 Qa7 27. Bb3 Bd8 28. Nc4 $2 (28. Rhf1 $16) 28... Nxe4 $17 29. Qc6 (29. h4 $142 Qc7 30. Rd5 (30. Nxe5 $2 Nc5 $19)) 29... Nxf2 {White must now prevent ...Rc7.} 30. Nxd6 (30. Nxe5 $17 {was worth a try.} Rc7 31. Qxd6 Nxd1 32. Rxd1) 30... Nxd1 $19 31. Rxd1 {[#]} Rbb7 $2 32. Rf1 $2 {[%mdl 8192] Loses the game.} (32. Rd5 $11 Rxd6 33. Rxd6 (33. Qxd6 a4 $11)) 32... Qb6 33. Qd5 (33. Qxb6 {was the only defense.} Rxb6 34. Nc4) 33... a4 ({Worse is} 33... Rxd6 34. Rxf7+ Kg8 {[#]} 35. Rf8+ $3 {[%mdl 512]} Kxf8 36. Qg8+ Ke7 37. Qf7#) 34. Qxe5+ f6 35. Ne8+ Kh7 36. Nxf6+ Bxf6 37. Rxf6 Qg1+ 38. Ka2 axb3+ 39. cxb3 {Rf8 is the strong threat.} Rd1 {[%csl Gg1][%cal Rd1a1] Black mates.} 40. b4 Ra1+ 41. Kb3 Qd1+ {Weighted Error Value: White=0.92/Black=0.21} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.7"]
[White "Vachier-Lagrave, Maxime"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2860"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,87,7,3,35,0,0,0,18,0,0,0,0,-21,-32,-28,-25,-23,-20,-23,-19,-25,-26,-11,0,-15,0,-30,0,-18,0,0,0,0,0,-29,-23,-37,-34,-57,-48,-87,-87,-87,-89,-167,-186,-195,-172,-362,-172,-275,-2,-10,-9,-46,-6,-2,0,-34,99,150,484,495,442,483,615,640,607,589,29991,29992,29992,29989,29993,29994]} 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. e3 c5 6. exd4 cxd4 7. O-O Nc6 8. d3 h6 {A13: English Opening: 1...e6.} 9. Na3 {9.Bf4 is setting a new trend.} Bxa3 10. bxa3 O-O {The position is equal.} 11. Bf4 Ng4 $1 {[#]} 12. Bd2 $146 ({Predecessor:} 12. Re1 Re8 13. Ne5 Ngxe5 14. Bxe5 Bd7 15. Bd6 e5 16. Qh5 Qf6 17. c5 Rac8 18. Bd5 {1-0 (54) Odendahl,R (2359)-Haria,R (2463) Belgium 2020}) 12... e5 13. Bb4 Re8 14. Nd2 Nf6 15. Ne4 Nxe4 16. Bxe4 Bh3 17. Re1 Qd7 18. Rb1 Kh8 19. Bd2 Rab8 20. Rb3 Bg4 21. Qc1 f5 22. Bd5 f4 23. gxf4 Be6 24. Bf3 ({Don't blunder} 24. fxe5 $2 Bxd5 25. Qd1 Be6 $19) (24. Bg2 {is more complex.} Bh3 25. Be4 Bf5 26. f3 Rf8 27. fxe5 Bxe4 28. Rxe4 Rxf3 29. e6) 24... Rf8 25. Rb5 Rf6 26. Qd1 a6 27. Rc5 exf4 28. Kh1 Re8 29. Rg1 (29. Bb4 $17) 29... Bf7 $1 $19 30. Be4 Ne5 31. Qc1 $2 (31. f3 {is a better defense.}) 31... g5 (31... Bh5 $142 32. Rd5 Qh3) 32. Qb2 {[#]} (32. f3 $142) 32... b6 $2 (32... Nxc4 $1 $19 {[%mdl 512]} 33. Qc1 Nxd2 34. Qxd2 Bh5) 33. Rd5 $1 $11 {[%cal Rd5d7]} Bxd5 34. cxd5 Kg8 35. Qxd4 Qh3 {And now ...Nf3! would win.} 36. d6 f3 (36... Qd7 $15 {keeps the upper hand.} 37. Qxb6 Rxd6 38. Qb3+ Ree6 39. Qb8+ Qd8) 37. Bc3 $16 {[%mdl 1024] White has strong compensation.} Kg7 $2 {[#]} (37... Kf8 $16 {is tougher.}) 38. Bc6 $1 $18 {[%cal Rc6e8][%mdl 512]} Ree6 39. Bd5 Re8 {[#]} 40. Qe4 $1 ({Wrong is} 40. Qxb6 $2 Ng4 $19) 40... Qf5 {Black wants to play ...Qxe4.} 41. d7 Nxd3 {[%cal Rd3f2]} 42. Bxf6+ {White mates.} Kxf6 43. dxe8=N+ Kg6 {[#]} 44. Bf7+ $1 {[%mdl 64] Pin. What a bad dream for Black.  Weighted Error Value: White=0.18/Black=0.56} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "3.8"]
[White "Firouzja, Alireza"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2703"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,79,14,15,14,0,6,3,5,2,0,0,0,0,13,0,0,-16,25,18,21,0,0,0,0,-10,-35,-25,30,31,37,30,37,30,40,0,0,0,27,20,24,18,37,37,37,0,65,37,37,37,37,37,37,37,37,0,45,46,46,46,53,53,54,0,65,0,54,0,0,0,71,0]} 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3 Nc6 6. Bb2 b6 {D05: Colle System with ...e6.} 7. Nbd2 {is the legacy move (7.0-0).} Bb7 8. a3 cxd4 {The position is equal.} 9. exd4 g6 10. Qe2 Bg7 {[#]} 11. Ne5 $146 ({Predecessor:} 11. Rb1 O-O 12. O-O Rc8 13. Rfd1 Qe7 14. Nf1 Rfd8 15. Ng3 Rc7 16. Ba6 Bxa6 17. Qxa6 {½-½ (44) Gruz,J (1868)-Sandor,L (1490) Budapest 2012}) 11... Qc7 12. h4 h5 13. O-O-O O-O-O 14. Kb1 Kb8 15. Rh3 Nxe5 16. dxe5 Ne4 17. Bxe4 dxe4 18. Nc4 Ba6 (18... Rxd1+ $142 19. Qxd1 Rd8) 19. Rxd8+ $11 Rxd8 20. Qxe4 Bxc4 21. bxc4 Bf8 22. Rf3 Bc5 23. Qe2 Rc8 24. Ka2 Rd8 25. Kb3 Rd7 26. Rd3 Qc6 27. g3 Kb7 ({Better is} 27... Rxd3+ $11 28. cxd3 b5) 28. Bc3 (28. Rxd7+ {feels hotter.} Qxd7 29. Bc1 Qe7 30. Bg5 Qf8 31. Qf3+) 28... Rxd3 29. cxd3 b5 30. d4 bxc4+ 31. Qxc4 Bb6 32. a4 a6 33. Qb4 Qd5+ 34. Kb2 {[#] Threatens to win with a5.} Kc6 35. Qf8 $1 {[%cal Rf8c8]} Qd7 36. Kb3 (36. Qa8+ $1 $14 Qb7 37. Qxb7+ Kxb7 38. Kb3) 36... Qd5+ ({Black should try} 36... Kb7 $11) 37. Kb2 {aiming for Qc8+.} Qd7 38. Kb3 ({White should play} 38. Qa8+ $1 $14 Qb7 39. Qxb7+ Kxb7 40. Kb3) 38... Kb7 39. Qb4 {[#] Black must now prevent a5.} Kc6 (39... Qd5+ $1 $11 {remains equal.} 40. Kc2 a5 41. Qe7+ Ka6) 40. Qf8 {Weighted Error Value: White=0.15/Black=0.16} (40. Kc2 $16) 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.1"]
[White "Giri, Anish"]
[Black "Carlsen, Magnus"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2731"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,115,35,39,33,43,43,47,23,29,25,28,24,25,20,27,20,18,27,12,20,46,55,38,49,57,34,44,35,34,35,35,34,34,34,34,35,36,35,58,58,56,14,108,101,107,107,108,105,115,101,101,101,101,101,131,129,130,130,142,131,141,135,152,151,230,226,204,187,211,175,181,101,133,86,97,89,331,227,331,141,273,201,193,192,175,185,183,141,160,125,271,271,271,275,271,183,277,339,29988,29989]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. Qd3 {B36: Sicilian: Maroczy Bind: Gurgenidze System.} a5 11. Be3 Bd7 12. Bd4 $5 {[%mdl 4] White is slightly better. An interesting side line.} Bc6 13. b3 $5 {[%mdl 4] Leaves trodden paths.} Nd7 14. Bxg7 Kxg7 15. Qd4+ {[#]} Kg8 $146 ({Predecessor:} 15... f6 16. Nd5 e5 17. Qe3 Bxd5 18. cxd5 {½-½ (18) Gorbunov,E (2065)-Waerstad,L (2146) ICCF email 2018}) 16. Rfd1 Qb6 17. Qxb6 Nxb6 18. f4 f5 19. exf5 Rxf5 20. g3 g5 21. Bd3 Rc5 22. Re1 Re8 23. Ne4 Bxe4 24. Rxe4 gxf4 25. Rxf4 {Hoping for Rg4+.} Nd7 $1 26. Re1 Ne5 27. Be4 b5 28. cxb5 Rxb5 29. Rh4 Rb4 (29... Ng6 $1 $11 30. Rg4 Re5) 30. Bxh7+ $16 Kg7 31. Be4 $36 {[%mdl 2048] White is really pushing.} a4 32. bxa4 Rxa4 33. Re2 Rh8 34. Rxh8 Kxh8 {[%mdl 4096] Endgame KRB-KRN} 35. Bd5 Ra5 36. Bb3 Nc6 37. Rd2 Kg7 38. Kg2 Ne5 39. h3 Nd7 40. Re2 Kf8 (40... Ne5 $16 41. a4 Ra7) 41. Rf2+ $18 Nf6 42. g4 Kg7 43. Rf4 d5 44. g5 (44. h4 $18) 44... Ne4 $16 {[#]} 45. Bxd5 $1 {[%mdl 512]} Nxg5 46. Bb3 e5 $2 (46... Re5 $16) 47. Ra4 Rc5 (47... Rb5 $142 48. h4 Nh7 49. Ra7+ Kh8 50. Ra8+ Kg7 51. Ra7+ Kh8) 48. Rc4 (48. h4 $18) 48... Ra5 (48... Rb5 $16) 49. h4 Ne6 50. Ra4 Nf4+ 51. Kf3 Rc5 52. Rc4 Ra5 53. Rc7+ Kh6 {[#]} (53... Kg6 $16 {was called for.} 54. a4 Nd5) 54. Bc2 $1 $18 {[%csl Gc2][%cal Rc7h7]} Ra3+ 55. Kg4 {[%csl Gc2][%cal Rc7h7]} Nd3 56. Kf5 Nb4 (56... Nf4 {is a better defense.} 57. Bb3 (57. Kxe5 Ng6+ 58. Bxg6 Kxg6 $16) 57... Ng2) 57. Be4 {Threatening mate with Kg4.} ({Don't do} 57. Kxe5 $6 Nxc2 58. Rxc2 Kh5 $16) 57... Rxa2 $2 {[#]} (57... Nd3 $18 58. Rc8 Nb4) 58. Kg4 $1 {[%csl Ge4][%cal Rc7h7] Weighted Error Value: White=0.18/Black=0.35} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.2"]
[White "Anton Guijarro, David"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2674"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,103,27,35,25,41,32,37,22,29,26,47,53,51,41,35,35,48,16,42,0,19,0,23,3,25,25,22,24,19,0,35,31,68,68,67,75,69,81,81,70,60,6,159,168,179,177,172,172,174,181,180,179,190,183,174,152,147,147,203,183,180,185,181,193,181,171,179,160,242,235,264,144,372,354,880,571,900,900,896,896,883,873,877,858,1094,964,29977,29978,29977,29978,29978,29979,29998,29999]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. Nc3 Nc6 7. d5 {E61: King's Indian: Early deviations for White, including Smyslov System.} Nb4 8. O-O e6 {[#]} 9. dxe6 $146 {White is slightly better.} ({Predecessor:} 9. e4 Re8 10. a3 Na6 11. Be3 exd5 12. exd5 Nc5 13. Bd4 a5 14. b3 Bd7 15. Nd2 {0-1 (30) Vrolijk,L (2433)-Heimann,A (2574) Karlsruhe 2018}) 9... Bxe6 10. Nd4 Nc6 11. Nxe6 fxe6 12. Rb1 Nd7 13. Qd2 Qf6 14. Nd1 Nc5 15. Nc3 a5 16. Qd1 Rad8 17. Bd2 Qf7 18. a3 d5 19. cxd5 exd5 20. Nb5 d4 21. exd4 Bxd4 22. Qc2 $1 {Black must now prevent Bc4.} Qf5 23. Bc4+ Kg7 24. Qxf5 Rxf5 25. Nxd4 Nxd4 26. Rfd1 ({White should try} 26. Bxa5 $14 b6 27. Bc3) 26... Na4 $2 {[#]} (26... b5 $11 27. Bf1 Ncb3) 27. b3 $1 $36 {[%mdl 2048] And now Be3 would win. White is on the roll.} Nb6 28. Bc3 c5 29. Bxa5 Rd6 30. Bf1 Nd5 31. Be1 Nf4 32. Bc3 Kf8 {Hoping for ...Nde2+.} 33. Bxd4 cxd4 34. g3 Nh5 (34... Ne6 $16 35. b4 Kg7) 35. Rd2 Rc5 36. a4 Rc3 37. Bc4 Ng7 38. Rbd1 Nf5 39. Kg2 b6 (39... Ke7 $16 {was called for.} 40. Rd3 Rxd3 41. Bxd3 Kf6) 40. Rd3 $18 Rc2 41. Rf3 (41. g4 $18 Nh4+ 42. Kg3) 41... Rf6 {[#] Black cannot hold the game after this.} (41... Kg7 $16 {was necessary.} 42. Bd3 Rb2 43. Bxf5 gxf5) 42. Rxd4 $1 {[%mdl 576] Pin} g5 $2 (42... Rc3) (42... Rb2 43. Rd7) 43. Bd3 Rd2 44. Rd5 Ne3+ 45. Rxe3 {Rd8+ is the strong threat.} Rfxf2+ 46. Kg1 Rg2+ 47. Kf1 Rxh2 48. Ke1 Ra2 49. Rf5+ {White mates.} Kg8 50. Re8+ Kg7 51. Re7+ Kg6 52. Rf4+ {Weighted Error Value: White=0.19/Black=0.52} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.3"]
[White "Grandelius, Nils"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2632"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,98,42,41,23,31,33,40,33,38,36,60,60,66,54,54,59,54,59,58,8,33,48,46,45,38,37,44,17,58,17,22,14,25,29,70,57,46,38,27,27,18,31,46,0,0,0,0,0,0,-18,0,-10,0,-16,0,-8,0,0,0,0,0,0,123,65,63,59,47,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 g6 6. Nf3 Bg7 7. O-O O-O 8. c3 Qc7 9. Re1 Nc6 10. Be3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Re8 11. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3c5][%mdl 32]} Bd7 {[#]} 12. Rc1 $146 {White is slightly better.} ({Predecessor:} 12. Nb3 Rad8 13. Bf1 Nh5 14. Nc5 Bc8 15. Nd3 Na5 16. b3 Nc6 17. a4 Bf5 18. b4 Bxd3 19. Qxd3 {1-0 (28) Blomqvist,E (2519)-Andersson,L (2029) Gothenburg 2019}) 12... Rac8 13. Nb3 Ne4 14. Bxe4 dxe4 15. Ng5 f5 16. Nc5 Nd8 17. Qb3+ Kh8 $1 18. d5 (18. f3 {looks sharper.} exf3 19. Nxf3 e6 20. Bg5 Bc6 21. Ne5) 18... b6 (18... Bf6 $5 {[%cal Rf6g5]} 19. Nxd7 Qxd7 $14) 19. Nxd7 Qxd7 20. Rcd1 Bf6 21. Ne6 Nf7 22. Bd4 Nd6 23. Bxf6+ exf6 24. Qc2 Nb7 (24... Kg8 {is more complex.} 25. Kh1 a5 26. Re2 Nf7 27. Kg1 b5) 25. c4 Nc5 26. Nxc5 bxc5 27. Qc3 Qd6 28. a3 Kg7 29. b4 Re7 30. bxc5 Rxc5 31. Rc1 Rec7 32. Red1 h5 ({But not} 32... Rxc4 $6 33. Qxc4 Rxc4 34. Rxc4 $16) 33. Qd4 h4 34. a4 g5 35. Qe3 Re7 36. Qd4 Kg6 37. Re1 Rec7 38. f3 Qg3 {[#] ...Rxc4! is the strong threat.} 39. fxe4 f4 (39... Rxc4 $1 $11 {remains equal.} 40. exf5+ Kf7) 40. Rf1 (40. Re2 $16 {Threatens to win with d6.} Qb3 41. Rec2) 40... Qe3+ $14 41. Qxe3 fxe3 {[%mdl 4096] Endgame KRR-KRR} 42. Rce1 Rxc4 {The position is equal.} 43. Rxe3 Rxa4 44. e5 fxe5 45. Rxe5 Ra6 46. Rff5 Rc1+ 47. Kh2 Raa1 $1 {[%csl Ga1][%cal Rc1h1] [#]} 48. Rxg5+ Kf7 {[%csl Ga1][%cal Rc1h1]} 49. Rgf5+ Kg6 {[%csl Ga1][%cal Rc1h1] Weighted Error Value: White=0.09/Black=0.11} (49... Kg7 $5 50. Rg5+ $8 Kf7 51. Rgf5+ Kg7 52. Rg5+ Kf7 $11) 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.4"]
[White "Mamedyarov, Shakhriyar"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2761"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,-17,-16,-23,-2,-12,9,8,7,12,14,3,32,18,34,25,18,-23,-30,-20,-24,-37,11,24,32,31,31,26,27,29,39,32,37,34,26,33,51,12,33,24,33,22,74,70,92,93,143,145,149,144,252,250,226,238,895,871,1310,1239,1923,1764,6425,4737,6087,4129]} 1. e4 e5 2. Nc3 Nf6 3. d4 exd4 4. Qxd4 Nc6 5. Qd3 Bc5 6. Bf4 {C26: Vienna Game: 2...Nf6, sidelines .} O-O {[#]} 7. f3 $146 ({Predecessor:} 7. O-O-O Re8 8. f3 d6 9. Qd2 Be6 10. Kb1 a6 11. Nge2 b5 12. Nc1 Ne5 13. Bg5 {0-1 (29) Nepomniachtchi,I (2784)-So,W (2770) Lichess.org INT 2020}) 7... d5 8. Nxd5 {The position is equal.} Nxd5 9. Qxd5 Qxd5 10. exd5 Re8+ 11. Ne2 Nb4 12. O-O-O {a3 is the strong threat.} Bf5 13. Ng3 Bxc2 14. a3 Bxd1 15. axb4 Bxb4 {Strongly threatening ...Bb3.} 16. Kxd1 Re1+ 17. Kc2 Rd8 18. Bc4 {Threatens to win with Rxe1.} Rxh1 19. Nxh1 Bd6 20. Bxd6 Rxd6 21. Nf2 Kf8 22. Kc3 Ke7 23. b4 Rh6 24. Ng4 Rh5 25. h3 c6 (25... f5 $11 {remains equal.} 26. Ne5 Kd6) 26. Kd4 $16 f6 27. f4 cxd5 28. Be2 {Hoping for Ne3.} Rh4 {[#]} 29. Bf1 $1 {[%mdl 1024] White has strong compensation.} ({Inferior is} 29. Kxd5 f5 $15) 29... Ke6 (29... f5 $16 30. g3 Rh5) 30. g3 $18 Rh5 31. Ne3 b6 $2 (31... f5 32. Bg2 (32. Nxd5 Rh6 $16) 32... Rh6 33. Bxd5+ Kd7) 32. g4 {White is clearly winning.} Rh6 {[#]} 33. Nf5 $1 {[%cal Rf5h6]} Rg6 34. b5 h5 35. Be2 hxg4 36. hxg4 {Weighted Error Value: White=0.04/Black=0.24} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.5"]
[White "Nepomniachtchi, Ian"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2778"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,89,12,13,19,13,20,19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,1,2,6,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Ke8 10. h3 Be6 {The position is equal.} (10... h5 11. Bf4 Be6 12. Ng5 Bc4 13. Rfd1 Bb4 14. Nce4 Be2 15. Rdc1 Bc4 16. b3 Bd5 17. Rd1 Be7 18. c4 Bxe4 19. Nxe4 c5 20. Rd3 Rd8 21. Rad1 b6 22. e6 fxe6 23. Bxc7 Rxd3 24. Rxd3 Kf7 25. Be5 Rd8 26. Rxd8 Bxd8 27. Kf1 {1-0 (64) Nepomniachtchi,I (2789)-Nakamura,H (2736) chess24.com INT 2021}) 11. g4 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Ne7 12. Nd4 Bd7 13. Re1 h5 14. e6 fxe6 15. Nxe6 Bxe6 16. Rxe6 hxg4 17. hxg4 Kd7 18. Re4 Nd5 19. Nxd5 cxd5 20. Re5 Rh4 {[#]} 21. Rg5 $146 ({Predecessor:} 21. Rxd5+ Bd6 22. Be3 {½-½ (22) Shirov,A (2730)-Almasi,Z (2685) Novi Sad 2009}) 21... Re8 {[#] Threatens to win with ...Re1+.} 22. Be3 Re4 23. Rxd5+ Ke6 24. Rad1 Rexg4+ 25. Kf1 Rh1+ 26. Ke2 Rxd1 27. Rxd1 $11 {[%mdl 4096] Endgame KRB-KRB} Bd6 28. b3 ({Much weaker is} 28. Bxa7 b6 $17) 28... a5 29. a4 b6 30. Rh1 Rg6 31. Kd3 Rg4 32. Bd4 Be5 33. Be3 Bd6 34. Ke2 Rg6 35. Kf3 Kd5 36. Rh5+ Ke6 37. Ke4 Rg4+ 38. Kd3 Rg1 39. Rh8 Rg4 40. Re8+ Kd5 41. Rd8 Ke6 42. Rh8 Kd5 43. Rh5+ Ke6 44. c3 Be7 45. Rh1 {A rather calm draw.  Weighted Error Value: White=0.01/Black=0.00} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.6"]
[White "Karjakin, Sergey"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B60"]
[WhiteElo "2709"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,26,31,32,44,44,47,38,43,34,27,33,26,0,24,0,35,0,26]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 g6 {B60: Sicilian: Richter-Rauzer: Unusual Black 6th moves and 6...Bd7 without 7 Qd2.} 7. Bb5 Bd7 8. Bxf6 exf6 {White is slightly better.} 9. O-O Bg7 10. Nde2 Be6 {[#]} 11. Nd4 $146 ({Predecessor:} 11. Qd2 O-O 12. Rad1 f5 13. Bxc6 bxc6 14. Nd4 Bd7 15. exf5 Qb6 16. fxg6 hxg6 17. b3 Rae8 18. Qf4 Qb4 19. Ne4 d5 20. Nf6+ Bxf6 21. Qxf6 {1-0 (26) Vovk,Y (2626)-Turner,M (2493) Fagernes 2015}) 11... Bd7 12. Nde2 Be6 13. Nd4 Bd7 {Weighted Error Value: White=0.10/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.7"]
[White "Radjabov, Teimour"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2758"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "183"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,183,24,23,0,0,7,12,0,18,0,0,0,0,6,22,19,12,0,9,11,7,7,0,-16,-4,-34,-15,-22,-15,-57,-62,-56,-41,-53,-33,-43,-18,-33,-17,-17,-17,-17,-18,-18,0,0,0,-17,-18,-48,0,0,0,-35,-27,-33,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-8,-8,-8,-8,0,0,0,0,0,-12,-12,-12,-8,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,0,-62,-62,-62,-62,-62,0,0,0,-62,-8,-62,-8,-12,-8,-62,-62,-62,-62,-62,-62,-62,-62,-62,-12,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,-62,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,0,-5,0,-12,-12,-12,-12,-12,0,-12]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Rc1 Nc6 9. Qb3 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} a5 10. a3 a4 11. Qc2 Ba5 {[#]} 12. cxd5 $146 ({Predecessor:} 12. Nd2 Rd8 13. Be2 Bxc3 14. bxc3 dxc4 15. Bxc4 e5 16. O-O Qd6 17. Qa2 Qg6 18. f4 exd4 19. cxd4 {1-0 (34) Scholz,C (2388)-Spitzl,V (2254) Bamberg 2018}) 12... exd5 13. Be2 Bf5 14. Qd1 Ne7 15. O-O Bxc3 16. Rxc3 Qb6 17. b4 axb3 $1 18. Rxb3 Qa7 19. Qd2 b6 20. Rc1 c5 21. dxc5 bxc5 22. Rbc3 c4 23. Nd4 Bg6 24. h3 Rfb8 25. Bf3 {Threatening Bxd5!} Qa5 26. Ne2 Rb3 27. Nf4 Rd8 28. Nxg6 Nxg6 29. Rd3 Qxd2 30. Rxd2 Ne5 31. Rcd1 c3 32. Rc2 Rxa3 33. Bxd5 Kf8 34. e4 {[#]} Nc6 $1 35. Rcc1 Rc8 (35... Nb4 {feels hotter.} 36. Rd4 Rb8 37. Rc4 c2 38. Rc7 Rd3) 36. Bxc6 Rxc6 $11 {[%mdl 4096] Endgame KRR-KRR} 37. Rd3 g5 38. Rc2 Ke7 39. g4 Ke6 40. f3 Rb3 {[#] Strongly threatening ...Rb1+.} 41. Kf1 $1 Rc5 (41... Kf6 {with more complications.} 42. Ke2 Rb2 43. Kd1 Rb1+ 44. Ke2 Rb2) 42. Ke2 Rb2 43. Rxb2 cxb2 {KR-KR} 44. Rb3 Rc2+ 45. Kd3 Rh2 (45... Rf2 {is interesting.} 46. Rb6+ Ke5 47. Ke3 Rh2 48. Rb3 Kd6) 46. Kd4 $1 Kd6 47. Rb6+ Kc7 48. Rb3 Kc6 (48... Rf2 {looks sharper.} 49. Ke3 Rg2 50. Kd3 Kd6 51. Kd4 Ke7) 49. Rb8 Rxh3 (49... Kd7 {feels hotter.} 50. Rb7+ Ke8 51. Ke3 Kf8 52. Rb8+ Ke7) 50. Rxb2 Rxf3 51. Rh2 Rf6 52. Ke5 Re6+ 53. Kf5 Kd6 54. Rd2+ Ke7 55. e5 $1 Ra6 56. Rh2 (56. Rb2 $11) 56... Kf8 $1 $15 57. Rh1 Kg7 58. Rf1 Rb6 59. Rf2 Rb1 60. Rf3 Rb4 61. Rf1 Rb5 {...f6 is the strong threat.} 62. Ra1 Rb4 {[%csl Gg5][%cal Rb4f4]} (62... Rb7 {keeps more tension.} 63. Rf1 Rb4 64. Rf2 Rb6 65. Ke4 Kg6) 63. Rf1 Kf8 64. Rf2 Ke7 65. Rf1 Rb5 (65... Ke8 $15) 66. Ra1 $11 Rb2 {Hoping for ...Rf2+.} 67. Rf1 (67. Ra7+ $11 Kf8 68. e6) 67... Ra2 (67... Rb4 $15) 68. Rf3 (68. Rh1 $1 $11) 68... Ra1 (68... Ra4 $15) 69. Rf2 Re1 70. Rf3 ({White should play} 70. Rh2 $1 $11) 70... Kf8 $15 71. Rf2 Kg7 72. Rf3 Ra1 73. Rf2 Ra5 74. Rb2 Rc5 (74... Ra7 {seems wilder.} 75. Rh2 Rb7 76. Ra2 Rb1 77. Rf2 Rg1) 75. Ra2 Rc4 {[%csl Gg5][%cal Rc4f4]} 76. Rf2 Kf8 77. Rf3 Ke7 78. Rf2 Rd4 79. Rf1 Ra4 80. Rf2 f6 81. exf6+ {The position is equal.} Kf7 82. Rb2 Rf4+ 83. Ke5 {Threatens to win with Rb7+.} Rxf6 84. Rb4 Kg6 85. Ra4 Rf7 86. Ra6+ Kg7 87. Ra8 Kh7 88. Rb8 Kg7 (88... Rf4 $5 89. Rb7+ $8 Kg8 $11) 89. Ra8 Re7+ 90. Kf5 Rb7 91. Ke4 Rf7 {And now ...Rf4+ would win.} 92. Ke5 {Weighted Error Value: White=0.06/Black=0.05} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "4.8"]
[White "Pichot, Alan"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2548"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,74,-2,0,0,0,0,0,0,0,0,0,0,13,11,16,16,13,24,16,27,32,25,25,27,33,15,16,-20,-11,-1156,-1130,-29960,-29960,-6395,-6411,-5385,-5359,-5302,-3068,-29968,-545,-742,-729,-29976,-29977,-29977,-29978,-29978,-29978,-29975,-839,-29976,-29976,-29994,-29995,-29995,-29996,-29998,-29997]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Ba5 13. O-O Bxf3 14. gxf3 Ng5 $5 {[%mdl 4] An interesting side line.} 15. Kg2 Bxc3 16. bxc3 {Black must now prevent f4.} Ne6 {[#]} 17. f4 $146 {Hoping for f5.} ({Predecessor:} 17. Bd3 Qh4 18. Qd2 Ne7 19. f4 Ng6 20. f5 Nef4+ 21. Bxf4 Nxf4+ 22. Kf3 Qxh3+ 23. Kxf4 {0-1 (41) Rostami,H (1998)-Kuybokarov,T (2530) Lichess.org INT 2020}) 17... f5 18. Qa4 Qh4 19. Bxc6 bxc6 20. Qxc6 {[%mdl 64] [#] Double Attack} Rae8 21. Qxd5 {And now Qf3 would win.} g5 $1 {[%cal Rg5f4]} 22. f3 {Threatens to win with fxg5.} Kh8 $1 23. Kh2 $2 {[%mdl 8192] [#] White does not recover from this.} ({Don't blunder} 23. fxg5 $2 Nxg5 24. Rh1 (24. Bxg5 $2 Qxg5+ 25. Kh2 Qf4+ 26. Kh1 Qg3 $19) 24... f4 $19) (23. Rf2 $11) 23... Rb8 $1 $19 {( -> ...Rb2+)} 24. Qxe6 (24. Rg1 gxf4) 24... Rb2+ 25. Rf2 Rxf2+ 26. Bxf2 Qxf2+ {[%mdl 4160] Endgame Double Attack. KQR-KQR} 27. Kh1 Qxf3+ {[%mdl 64] Double Attack} 28. Kh2 Qxf4+ (28... g4 $142 29. hxg4 Qxf4+ 30. Kh3 Qf3+ 31. Kh2 fxg4 32. Qh6 Qf2+ 33. Kh1 g3 34. Qxf8+ Qxf8 35. Kg2 Qf2+ 36. Kh3 Kg7 37. a4 h5 38. Ra2 Qxa2 39. Kxg3 Qe2 40. Kf4 Qf2+ 41. Ke4 h4 42. c4 h3 43. Kd5 h2 44. Kc6 Qxd4 {[%mdl 64] Double Attack} 45. Kxc7 h1=Q 46. e6 Qb6+ 47. Kd7 Qhc6+ {[%mdl 64] Double Attack} 48. Ke7 Qxe6#) 29. Kh1 Qf3+ 30. Kh2 g4 31. hxg4 fxg4 32. Qh6 g3+ 33. Kh3 Rf5 (33... Qf5+ $142 34. Kh4 g2 35. Qxf8+ Qxf8 36. Kg4 Qf2 37. e6 Kg7 38. e7 g1=Q+ 39. Rxg1 Qxg1+ 40. Kf4 Kf7 41. e8=R Kxe8 42. Kf5 Ke7 43. Ke5 Qg5+ 44. Ke4 Qg1 45. Kd5 h5 46. c4 Qg2+ 47. Ke5 h4 48. d5 h3 49. c5 Qxa2 50. d6+ cxd6+ 51. cxd6+ Kd7 52. Kf4 h2 53. Kg4 h1=Q 54. Kg5 Qad5+ {[%mdl 64] Double Attack} 55. Kg4 Qhh5+ 56. Kg3 Qdf3#) 34. Kh4 Rf4+ {Black mates.} 35. Kh3 Qg4+ 36. Kg2 Qe2+ 37. Kxg3 Rf3+ {Weighted Error Value: White=1.23/Black=0.30} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.1"]
[White "So, Wesley"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2741"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,58,12,16,20,24,21,14,18,16,12,0,18,9,19,11,9,12,19,12,21,20,15,-8,0,-9,12,0,11,9,19,0,0,0,0,-15,0,0,0,0,0,0,0,0,0,-354,-357,-672,-661]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Re1 a6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. h3 Ba7 9. a4 h6 {The position is equal.} 10. Nbd2 Re8 11. Qc2 Be6 12. Bxe6 Rxe6 13. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Qd7 14. Rb1 Rd8 15. b5 Ne7 16. d4 {bxa6 is the strong threat.} Ng6 {[#]} 17. Nf1 $146 ({Predecessor:} 17. d5 Ree8 18. c4 Rf8 19. Nf1 Bc5 20. Be3 Bxe3 21. Nxe3 b6 22. a5 axb5 23. Rxb5 bxa5 24. Rxa5 {½-½ (88) Svidler,P (2723)-Radjabov,T (2765) chess24.com INT 2020}) 17... axb5 18. Rxb5 c6 19. Rb3 d5 20. exd5 cxd5 21. dxe5 Ne4 22. Be3 Qxa4 23. Qb2 {[#] Strongly threatening Ra1.} Bxe3 24. Nxe3 Nc5 25. Rb4 Qe8 {White must now prevent ...Nd3.} 26. Rd1 Nxe5 27. Nxe5 Rxe5 28. c4 $2 {[%mdl 8192] [#]} (28. Rbd4 $11 {and White is okay.}) 28... d4 $1 $19 {[%cal Rd4e3]} 29. Rxd4 (29. Nf1 Na4 30. Qd2) 29... Rxe3 {Weighted Error Value: White=0.49/Black=0.04} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.2"]
[White "Aronian, Levon"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2778"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,125,24,23,18,23,21,16,16,16,34,11,39,35,46,47,79,18,25,21,32,-14,0,-36,3,0,0,0,0,0,0,0,26,29,72,82,82,82,71,87,77,86,84,78,78,75,113,31,164,147,149,155,165,145,150,47,147,64,66,33,112,112,218,212,300,307,304,303,29985,296,288,296,272,241,227,218,304,312,312,315,315,286,309,297,309,280,268,246,330,313,364,364,384,368,427,399,503,485,394,220,537,501,447,432,508,8,1125,375,5373,11112,6413,6246,5193,5289,29987,29988,29991,29992]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nf3 Bf5 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4).} 7. Be2 Be7 8. O-O O-O {The position is equal.} 9. d4 c5 10. Be3 {[#]} Nc6 $146 ({Predecessor:} 10... c4 11. Nd2 Nxc3 12. bxc3 Nc6 13. Bg4 Bd3 14. Be2 Bg6 15. f4 f5 16. Rb1 Rb8 {0-1 (42) Harika,D (2515)-Abrahamyan,T (2358) chess.com INT 2020}) 11. dxc5 Nxc3 12. bxc3 Be4 13. Qb3 (13. Nd4 $16) 13... Qc7 $11 14. Rfd1 Rab8 15. Nd4 Qxe5 16. Qa4 (16. Qb5 {is interesting.} Qf6 17. f3 Bg6 18. Bf2 a6 19. Qb6) 16... Qf6 (16... Rbc8 {seems wilder.} 17. Bb5 Nd8 18. Nb3 Ne6 19. Qxa7 Bg5) 17. f3 Bg6 18. Nxc6 bxc6 19. Bd4 Qe6 20. Bf1 Qd7 21. c4 Rfd8 22. cxd5 Qxd5 23. Bf2 Qe6 24. Re1 Qf6 25. Rad1 $36 {[%mdl 2048] Black is under strong pressure.} Bf8 26. Rxd8 Rxd8 27. Qxa7 Rd2 28. Re8 (28. Qa5 $16 Rxf2 29. Kxf2) 28... Rd8 ({Better is} 28... Rxf2 $1 $14 29. Kxf2 Qd4+ 30. Kg3 f6) 29. Rxd8 $18 Qxd8 30. Qa4 $1 {[%cal Ra4c6]} Qd5 31. Qb3 {And now Qxd5 would win.} Qd2 32. a3 (32. a4 $16) 32... h5 (32... Bc2 $1 $14 33. Qc4 Qd1) 33. Qe3 ({White should play} 33. a4 $1 $16) 33... Qd1 $14 34. h4 Kh7 {Black is now going downhill.} (34... Qa1 $14) 35. Qd4 $16 Qb1 (35... Bc2 $16) 36. Qd8 $1 $18 Qc1 (36... Qa1 $142 37. a4 (37. Qxf8 Bd3 $18) 37... Bf5 38. Qxf8 Bd3) 37. Qxf8 Bd3 {[#]} 38. Bd4 $1 {[%csl Gd4][%cal Rf8g7]} Qxf1+ 39. Kh2 {[%csl Gd4][%cal Rf8g7]} f6 40. Bxf6 $1 gxf6 41. Qf7+ {[%mdl 64] Double Attack} (41. Qxf6 Qe2 $11) 41... Kh6 42. Qxf6+ {[%mdl 64] Double Attack} Bg6 43. Qh8+ (43. Qxc6 Qf2 $11) 43... Bh7 {[#]} 44. Qf8+ $1 Kg6 45. Qe8+ Kg7 46. Qe5+ ({Not} 46. Qxc6 Qc4 $16) ({Don't play} 46. Qxh5 $6 Qe2 $18) 46... Kf7 47. Qxh5+ Bg6 48. Qe5 Qf2 49. Kh3 Qc2 50. h5 Bf5+ 51. Kg3 Be6 52. Qf4+ Ke7 53. Qg5+ Kf7 54. h6 (54. a4 $142) 54... Qc3 $2 (54... Bf5 {is more resistant.} 55. Qf4 Qxc5) 55. h7 {Threatens to win with Qh5+.} Qh8 {[#]} 56. Qh5+ Ke7 {intending ...Qg7+.} 57. a4 $2 (57. f4 $18) 57... Kd7 $2 {[%mdl 8192]} (57... Qg7+ $11 58. Kh2 Qf6) 58. Qh6 $2 (58. a5) 58... Bd5 $2 (58... Bf5 59. Qd6+ Kc8 60. Qxc6+ Kb8 61. Qb6+ Kc8 62. Qc6+ Kb8 63. Qd6+ Kc8) 59. Qd6+ (59. a5 $142 Kc7 60. a6) 59... Kc8 60. Qe7 Kb8 61. Kf4 {Qe5+ would kill now.} Qd4+ 62. Kf5 Qh8 63. Qe5+ {Weighted Error Value: White=0.34/Black=0.51} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.3"]
[White "Dubov, Daniil"]
[Black "Radjabov, Teimour"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2770"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,140,7,0,16,7,9,9,0,0,-107,-98,-141,-137,-136,-134,-139,-141,-135,-137,-204,-193,-193,-210,-205,-190,-272,-280,-287,-287,-306,-120,-277,-266,-314,-294,-340,-309,-416,-433,-476,-466,-471,-473,-466,-464,-469,-438,-425,-414,-591,-514,-502,-495,-506,-498,-444,-450,-429,-130,-356,0,-412,-434,-514,-509,-554,-527,-554,-546,-579,-347,-322,0,-575,-557,-5949,-5406,-29962,-29965,-29969,-29970,-29970,-29970,-29970,-29968,-29968,-29969,-29968,-29971,-29972,-29966,-29965,-29971,-29968,-29968,-29967,-29970,-29970,-29969,-29973,-29974,-29974,-29971,-29971,-29972,-29972,-29973,-29973,-29974,-29973,-29973,-29986,-29987,-29987,-29988,-29988,-29989,-29990,-29991,-29991,-29992,-29992,-29993]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Nbd7 11. Bxf6 {E05: Open Catalan: 5 Nf3 Be7.} Nxf6 12. Nbd2 Rc8 13. Nb3 {The position is equal.} c5 {[#]} 14. Nxc5 $146 (14. dxc5 $11 a5 15. a4) ({Predecessor:} 14. dxc5 Be4 15. Qc3 Nd7 16. Rfd1 Qc7 17. Qe3 Bxf3 18. Bxf3 Ne5 19. Qc3 Bxc5 20. Rac1 Bb6 21. Qxc7 Rxc7 22. Rxc7 Bxc7 23. Bb7 a5 24. Ba6 b4 25. Nc5 {½-½ (25) Meier,G (2626)-Vitiugov,N (2747) Moscow 2019}) 14... Bxf3 $17 15. Bxf3 Qxd4 16. Nb3 {[#]} Qxf2+ {[%mdl 512]} 17. Kxf2 (17. Rxf2 Rxc2) 17... Rxc2 18. Rab1 e5 {Strongly threatening ...e4.} 19. Rfc1 {[#]} (19. h3 $17) 19... Rxc1 $1 $19 20. Rxc1 e4 21. Bg2 Ng4+ 22. Kg1 (22. Ke1 $142) 22... Bg5 23. Rc6 Be3+ 24. Kf1 Nxh2+ 25. Ke1 f5 26. Bh3 Ng4 27. Kf1 Rd8 {( -> ...Rd1+)} 28. Bxg4 fxg4 {[%mdl 4096] Endgame KRB-KRN} 29. Re6 Rf8+ 30. Kg2 Rf2+ 31. Kh1 Rxe2 32. Rxe4 Re1+ 33. Kg2 h5 34. Na5 (34. Re5 {was worth a try.}) 34... Re2+ 35. Kh1 Kf7 36. Nb7 Kf6 37. Nd6 Re1+ 38. Kg2 Rg1+ 39. Kh2 Re1 40. Kg2 $1 Bd2 41. a4 Rb1 42. axb5 axb5 43. Re2 Bc1 44. Ne4+ Kf5 45. Nd6+ Kf6 $2 (45... Kg5 46. Re1 Rxb2+ 47. Kf1 Bd2 48. Re5+ Kg6 49. Re6+ Kh7) 46. Ne4+ $1 Kg6 47. Nc3 Rxb2 48. Rxb2 Bxb2 {Black mates.} 49. Nxb5 {KB-KN} Be5 50. Na3 Kf5 51. Nc4 Bc7 52. Ne3+ Ke4 53. Nf1 Kd3 54. Nh2 Ke3 55. Nf1+ Ke2 56. Nh2 g5 57. Nf1 Kd3 58. Nh2 Ke4 59. Kf2 Kf5 60. Nf1 Be5 61. Kg2 Bb8 62. Kh1 Ke4 63. Kg2 h4 64. Nd2+ Kd3 65. gxh4 gxh4 66. Nf3 h3+ 67. Kf2 Bf4 68. Nh4 Ke4 69. Kf1 Bg5 70. Ng6 g3 {Black took control after the opening.  Weighted Error Value: White=0.30/Black=0.27} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.4"]
[White "Nakamura, Hikaru"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,12]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.5"]
[White "Van Foreest, Jorden"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2543"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,113,40,46,38,46,16,22,29,31,24,25,25,25,0,6,0,0,-24,7,33,10,-3,22,0,0,0,55,0,8,0,0,0,10,32,142,148,136,0,91,95,90,91,134,143,143,134,135,143,133,133,145,147,133,143,146,133,133,133,149,134,143,145,249,252,270,264,245,256,258,0,30,0,270,270,270,270,270,270,270,270,263,258,249,251,343,342,340,341,363,375,1170,1018,1554,1596,1293,1358,1081,776,777,760,718,635,6115,6045,2191,1514]} 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be3 a6 5. c4 Nc6 6. h3 {B06: Modern Defence.} e5 7. d5 Nce7 8. Nc3 {The position is equal.} f5 {[#]} 9. g4 $146 ({Predecessor:} 9. exf5 Nxf5 10. Bg5 Bf6 11. Ne4 Bxg5 12. Nexg5 Nf6 13. g4 Ng7 14. Qc2 Qe7 15. Bg2 {0-1 (38) Frischmann,R (2450)-Rocha,S (2249) Tallinn 2019}) 9... Nf6 10. gxf5 gxf5 11. Rg1 O-O 12. Bd3 Kh8 13. Qc2 {[%cal Re4f5]} f4 14. Bd2 c6 (14... Bxh3 15. O-O-O $15) 15. O-O-O b5 16. c5 (16. cxb5 cxd5 17. exd5 axb5 $15) 16... b4 17. Na4 cxd5 (17... Rb8 $1 $11) 18. exd5 (18. Bxb4 $14 dxe4 19. Bxe4 (19. cxd6 $2 Ned5 $19)) 18... Nexd5 19. Ng5 Bd7 20. Bc4 $1 {[%cal Rc4d5]} Rc8 21. Bxd5 Bxa4 (21... Qa5 $1 $14 22. Nxh7 Bxa4) 22. Qxa4 $16 Nxd5 23. Kb1 (23. Ne6 $16 Rxc5+ 24. Nxc5 dxc5 25. Qc6) 23... Qf6 (23... Rxc5 $6 24. Ne6 $16) (23... dxc5 $6 24. Qc2 $16) (23... Qe7 $1 $11) 24. Qc2 {[%csl Gg5][%cal Rc2h7]} Qh6 25. c6 Ne7 26. Bxb4 ({But not} 26. c7 $6 a5 $14) 26... Rxc6 {[#]} 27. Rxd6 $1 {[%mdl 512]} Rxc2 28. Rxh6 Bxh6 29. Kxc2 Rc8+ 30. Kd3 {[%cal Rg5f7]} Rd8+ 31. Ke2 {[%cal Rg5f7]} Bxg5 32. Rxg5 {[%mdl 4096] Endgame KRB-KRN} Ng6 33. Bc3 Kg8 34. h4 {h5 is the strong threat.} (34. Bxe5 $2 Re8 $19) 34... Kf7 35. Rh5 $1 (35. Bxe5 $2 Re8 $19) 35... Ke6 (35... Kg8 $16 {was called for.} 36. Kf3 Rd3+ 37. Ke4 Rh3) 36. Rxh7 $18 e4 {[#]} 37. Rh6 $1 {[%cal Rh6g6]} Kf5 {[#] Strongly threatening ...f3+.} 38. Rh5+ $1 Ke6 {Now ...Rd3 and Black clings on.} 39. Rh6 $2 ({White should try} 39. Rg5 $18 Nxh4 40. Re5+ Kf7 41. Rxe4) 39... Kf5 $11 {And now ...f3+ would win.} 40. Rh5+ $2 (40. f3 $11 exf3+ 41. Kf2 (41. Kxf3 Rd3+ 42. Kg2 a5 $14)) 40... Ke6 $18 {Black hopes to continue with ...Rd3. Black is on the road to losing.} 41. Rg5 Nxh4 42. Re5+ Kf7 {intending ...Re8.} 43. Rxe4 Ng6 44. Kf3 Rd6 45. Rc4 Ke6 46. Ke4 Rb6 47. Bd4 Rd6 48. Rc7 Nh4 49. b4 Nf5 $2 (49... Nf3 50. Bc5 (50. Kxf3 Rxd4 51. Rc6+ Ke7 $16) 50... Nd2+ 51. Kxf4 Rd7) 50. Bc5 {White is clearly winning.} Rd2 51. Rc6+ {[%mdl 64] Double Attack} Kd7 52. Rxa6 Nh4 53. Kxf4 Ng2+ 54. Ke4 Ne1 55. b5 Rb2 56. Ra7+ Kc8 57. a4 {Weighted Error Value: White=0.22/Black=0.17} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.6"]
[White "Vachier-Lagrave, Maxime"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2860"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,67,69,85,75,147,82,74,80,133,138,117,125,128,109,147,126,126,132,133,147,130,114,119,127,141,102,108,102,108,0,156,163,152,147,159,120,170,174,222,231,243,234,288,281,268,227,302,282,303,304,512,446,643,616]} 1. e4 {Blatny,P} e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 O-O 8. O-O-O Re8 {The main line 8...Re8 scores better than 8...Nc6.} 9. f3 {C41: Philidor Defence.} d5 (9... Nc6 $142) 10. Nb3 (10. exd5 $142 Nxd5 11. Bg5) 10... c6 $16 11. Bh6 {[#] White is better.} a5 $146 (11... Bh8 $142) ({Predecessor:} 11... Bh8 12. exd5 cxd5 13. Nxd5 Nc6 14. Nc3 Qb6 15. Bc4 Ne5 16. Bb5 Bd7 17. Bxd7 Nfxd7 18. Rhe1 Nf8 19. Nd5 Qa6 20. Kb1 Rac8 21. Qb4 Qc6 22. Qxf8+ Rxf8 23. Ne7# {1-0 (23) Van Mil,J (2435)-Reinderman,D (2435) Wijk aan Zee 1993 CBM 040 [Blatny,P]}) 12. Bxg7 (12. exd5 $6 a4 $11) 12... Kxg7 13. a4 Be6 14. g4 Qb6 15. g5 (15. exd5 $6 Nxd5 16. Nd4 (16. Nxd5 Bxd5 17. Bc4 Bxc4 $11) 16... Qb4 $14) 15... Nh5 16. exd5 cxd5 17. Nxd5 Bxd5 18. Qc3+ Kg8 {[#] Strongly threatening ...Nc6.} 19. Rxd5 Nc6 {And now ...Nb4 would win.} 20. Rb5 Qf2 {( -> ...Re1+)} 21. Bc4 Rac8 22. Qd2 (22. Nxa5 $2 Nxa5 23. Rxa5 {[#]} Rxc4 $1 $19 {[%mdl 512]}) (22. Rxb7 $2 Ne5 $19) (22. Kb1 $16) 22... Qxd2+ $2 (22... Qh4 $11 23. Bd5 Rcd8) 23. Nxd2 Re7 24. c3 Nf4 25. Kc2 Kg7 26. Rg1 Rd8 {With the idea ...Ne5.} 27. Rg4 Nh3 28. Re4 Red7 29. Nb3 Ng1 30. Re3 ({Much less strong is} 30. Nxa5 $6 Nxa5 31. Rxa5 Nxf3 $18) 30... Ne7 31. Nd4 ({Less strong is} 31. Nxa5 Rd2+ 32. Kb3 Nf5 $16) ({But not} 31. Rxa5 $6 Nf5 $18) 31... Rc7 32. Kb3 b6 $2 (32... Nh3 {is a better defense.} 33. Rxa5 Rxd4) 33. Rxb6 Rxc4 (33... Rxd4 $142 34. cxd4 Nf5) 34. Rxe7 {Weighted Error Value: White=0.19/Black=0.44} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.7"]
[White "Firouzja, Alireza"]
[Black "Grandelius, Nils"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2703"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,117,2,3,9,-18,0,-14,6,0,0,-29,-16,-9,-15,-14,11,-29,-27,-28,-28,-29,-31,-51,-26,-75,-42,-47,-36,-36,-35,-46,-14,-50,-49,-58,-41,-57,-25,-25,-23,-15,-1,-38,-33,-30,-29,-26,-32,-34,-34,-43,-20,-17,0,-23,0,-29,-16,-48,-41,-44,-11,-43,-8,-6,8,8,8,8,39,40,43,45,45,41,29964,29965,29967,29962,29961,29962,29964,29968,29969,29970,29970,29969,1200,0,29969,29971,29981,29982,29982,29983,29982,29983,29983,29984,29984,29985,29985,29986,29988,29989,29989,29990]} 1. d4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. e3 b6 6. Be2 Bb7 7. O-O c5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 8. a4 $5 {[%mdl 4] [#] A promising side line.} cxd4 $146 ({Predecessor:} 8... Nc6 9. Na3 d6 10. Nc4 Rc8 11. c3 cxd4 12. exd4 d5 13. Ncd2 Ne4 14. Nxe4 dxe4 15. Nd2 e5 16. Nxe4 Nxd4 17. Bd3 Nxb3 {0-1 (17) Olivares Canelles,F (2358)-Fuentes Dominguez,F (2239) San Nicolas de Bari 2009}) 9. exd4 a6 {The position is equal.} 10. c4 d5 11. a5 dxc4 12. bxc4 b5 13. Nbd2 Ne4 14. Nb3 bxc4 15. Bxc4 Nd6 16. Bd3 Bd5 17. Ne5 Nc6 18. Bc3 Nxe5 19. dxe5 Ne4 20. Bxe4 Bxe4 21. Nc5 Bc6 22. Qxd8 Rfxd8 23. Rfd1 {White wants to play Rxd8+.} Bb5 24. f4 Rxd1+ 25. Rxd1 Rc8 26. Bb4 Bf8 27. e6 Bg7 28. Kf2 fxe6 29. Nxe6 Bf6 30. Nc5 Kf7 31. Ke3 h5 32. g3 Ke8 33. Rc1 Kf7 34. Rc2 Rc6 35. h3 Rc8 36. Rd2 Ke8 37. g4 hxg4 (37... Bf1 {feels hotter.} 38. Ne4 Bg7 39. Ng5 Rb8 40. Bc5 Rb3+) 38. hxg4 Rd8 (38... Bg7 {is more complex.} 39. Ne6 Ba1 40. g5 Bc4 41. Nd4 Bf7) 39. Rxd8+ Kxd8 $11 {[%mdl 4096] Endgame KBB-KBN} 40. Ne6+ Ke8 41. Nc7+ Kd7 42. Nxb5 axb5 $14 {KB-KB} 43. g5 Bg7 {[%mdl 8192] [#] White now steadily converts the win.} (43... Bb2 $14) 44. Bxe7 $1 {[%mdl 512]} Kc6 (44... Bb2 45. Ke4) 45. Bb4 Kd5 46. a6 Kc6 {[#]} 47. Bc5 $1 {[%mdl 512]} Bb2 {[#]} 48. Ke4 $1 Bc1 (48... Bc3 49. Bd4) 49. Be3 Bb2 50. Bc5 Bc1 $1 {[#]} ({But not} 50... Kxc5 $2 51. a7 $18) 51. Ke5 $1 {White mates.} Bd2 {[#]} (51... Bb2+ 52. Bd4) 52. f5 $1 gxf5 {[#]} 53. g6 $1 Bh6 54. Kxf5 Bg7 {[#]} 55. Ke6 $1 Bc3 {[#]} (55... Kc7 56. Kf7) 56. Kf7 $1 Kc7 57. Be7 Kb6 58. Bf6 b4 59. g7 {Weighted Error Value: White=0.17/Black=0.21} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "5.8"]
[White "Carlsen, Magnus"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2881"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "169"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,169,29,26,-4,3,-13,6,-10,-14,-16,-6,-2,0,-10,-10,-15,0,0,16,-7,12,0,2,0,0,0,0,0,0,0,10,18,8,8,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,33,35,33,11,39,39,87,58,140,106,105,58,58,58,58,59,139,139,180,139,180,180,180,181,191,203,203,203,483,483,534,527,522,504,537,483,467,482,467,85,85,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,73,21,59,51,343,187,420,417,299,304,456,433,572,266,536,505,1417,1408,1366,1262,1240,1182,970,587,1249,1215,1001,815]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. Bxc6 (6. c3 d6 7. Nbd2 O-O 8. Nf1 d5 9. Qe2 b5 10. Bb3 d4 11. Ng3 a5 12. a3 Rb8 13. O-O dxc3 14. bxc3 b4 15. Ba4 Rb6 16. Bxc6 Rxc6 17. cxb4 axb4 18. axb4 Bxb4 19. Nxe5 {1-0 (42) Carlsen,M (2863)-Anton Guijarro,D (2703) chess24.com INT 2020}) 6... dxc6 7. Nc3 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} Qe7 8. h3 Nd7 (8... Bd6 {with more complications.} 9. O-O Be6 10. Be3 O-O-O 11. Na4 Nd7) 9. Be3 {The position is equal.} Bxe3 10. fxe3 {[#]} Nb6 $146 ({Predecessor:} 10... a5 11. O-O O-O 12. Kh1 Re8 13. Qe1 Nf8 14. Nh4 Qg5 15. Qf2 Be6 16. Nf3 Qf6 {0-1 (47) Tifferet,S (2274)-Kantor,G (2527) Batumi 2018}) 11. a4 a5 12. Qd2 Bd7 13. b3 Nc8 14. g4 h5 15. O-O-O Nd6 16. Ne2 (16. d4 {with more complications.} hxg4 17. hxg4 Rxh1 18. Rxh1 O-O-O 19. Nxe5 f6 20. Nxd7 Nxe4 21. Nxe4 Qxe4 22. Rh5) 16... b6 17. Qc3 f6 18. Ng3 hxg4 19. hxg4 O-O-O 20. Nf5 Bxf5 21. gxf5 Kb7 22. Kb2 Qf7 23. Nd2 g6 24. fxg6 Qxg6 25. Nc4 Nxc4+ 26. Qxc4 Qg5 27. Rhf1 Rd6 28. Rf3 Qg7 29. Rdf1 Rh2 30. Qc3 Re2 31. R1f2 Rxf2 32. Rxf2 $11 {[%mdl 4096] Endgame KQR-KQR} Qg3 33. Qd2 Qg5 34. Rg2 Qh6 35. Rh2 Qg5 36. Qf2 Qg6 37. Rh8 Qg5 (37... Qg7 $14 38. Qh4 Rd7) 38. Qf3 Qg7 39. Qh3 {Qc8+ would kill now.} (39. Qh5 {keeps more tension.} Qe7 40. Rh7 Qf8 41. Qg6 b5 42. Rg7) 39... Rd7 40. Re8 Qh7 41. Qf5 Qxf5 (41... Qg7 $1 $14) 42. exf5 $14 {KR-KR} b5 43. Kc3 Kb6 44. Rf8 Rd6 45. Rf7 Kb7 46. Kb2 Kb6 {[#]} 47. Ka3 $1 Kb7 $2 {[#]} (47... b4+ 48. Kb2 Kb7) 48. b4 $1 $18 axb4+ 49. Kxb4 bxa4 50. Kxa4 Kb6 51. Kb4 Kb7 52. Kc4 Kb6 53. c3 $2 (53. Rf8 $18 {has better winning chances. Strongly threatening Rb8+.} c5 54. Ra8) 53... c5 $16 54. e4 Kc6 55. Rf8 Kb6 56. Ra8 Rd7 57. Re8 {Hoping for Re6+.} Rd6 58. Re7 Kc6 59. Rf7 Kb6 60. Kb3 Kc6 61. Kc2 Kb6 62. c4 Kb7 63. Kd2 Kc8 64. Ke2 Kd8 65. Ke3 Kc8 66. Rf8+ Kd7 67. Rh8 (67. Kd2 {is more complex.} Ra6 68. Rf7+ Kc8 69. Rg7 Rd6 70. Rh7) 67... Ke7 68. Ra8 Kd7 69. Ra5 Kc6 70. Ra3 Kd7 71. Kf3 Ke7 72. Kg4 (72. Ke2 $16) 72... Kf7 73. Kh5 Rd8 $2 {[%mdl 8192] A mistake that costs the game.} (73... Kg7 $14) 74. Ra7 (74. Ra5 $142) 74... Rh8+ $2 (74... Rc8 75. Rb7 Rh8+ 76. Kg4 Rg8+ 77. Kf3 Rc8) 75. Kg4 $18 Rc8 76. Ra5 Ke7 (76... Kg7 $142 77. Rxc5 c6) 77. Rxc5 c6 78. Kf3 (78. Ra5 $142 {And now Ra7+ would win.} Rh8 79. c5) 78... Kd6 $2 (78... Rd8) 79. Ra5 {White is clearly winning.} Rh8 (79... Rc7 $142 80. c5+ Ke7) 80. c5+ Kc7 81. Ra7+ Kb8 82. Rf7 Rh6 83. Ke3 Kc8 84. Kd2 Kd8 85. Kc3 {Weighted Error Value: White=0.20/Black=0.15} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Nepomniachtchi, Ian"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2778"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,-3,4,-15,-11,-19,-26,-16,-20,-47,-34,-37,-20,-31,-25,-22,-3,-19,0,0,0,0,1,-33,11,8,32,40,42,35,69,77,67,65,182,168,437,431,670,672,597,335,302,274,289,284,260,290,266,260,399,343,319,269,291,286,330,311,411,407,485,324,302]} 1. b3 a5 2. e4 a4 3. Bb2 e6 4. bxa4 {[#]} Nf6 $146 ({Predecessor:} 4... Rxa4 5. c4 Ra8 6. Nc3 c5 7. f4 Nc6 8. Nf3 d6 9. d4 cxd4 10. Nxd4 Nf6 {0-1 (31) Dinev,D (2304)-Georgiev,K (2596) Skopje 2018}) 5. e5 Nd5 6. Nf3 {A01: Nimzowitsch-Larsen Opening.} Nb6 7. Nc3 d5 8. exd6 {Black has an edge.} Bxd6 9. Bd3 O-O {[%mdl 1024] Black has compensation.} 10. O-O N8d7 11. Re1 Nc5 12. Bf1 Bd7 13. Nb5 Ncxa4 14. Bd4 Bc6 15. Nxd6 cxd6 16. Rb1 e5 17. Ba1 Re8 18. c4 f6 19. d4 Nc8 20. c5 ({Don't play} 20. d5 $6 Bd7 $11) 20... e4 {[#]} 21. d5 $1 exf3 (21... Bd7 $14 22. c6 bxc6 23. dxc6 Bxc6) 22. dxc6 $18 Rxe1 $2 (22... bxc6 23. Qxf3 Rxe1 24. Rxe1 Ne7) 23. Qd5+ (23. Qxe1 bxc6 24. Qe6+ Kh8 $18) 23... Kh8 (23... Kf8 $142 24. Rxe1 bxc6 25. Qxc6 Ra5 26. cxd6 (26. gxf3 Nxc5 27. Bc3 Ra7 $14) 26... Nxd6) 24. Rxe1 Ne7 25. Qf7 Nxc6 {[#]} 26. Bxf6 $1 {[%csl Gf7][%cal Rf6g7][%mdl 512]} Qf8 ({Weaker is} 26... gxf6 {[#]} 27. Re8+ $3 {[%mdl 512]} Qxe8 28. Qxf6+ Kg8 29. Bc4+ d5 30. Bxd5+ Qf7 31. Qxf7+ Kh8 32. Qf6#) 27. Qxb7 {Hoping for Bxg7+!} gxf6 28. Qxc6 {[%mdl 64] Double Attack} Nxc5 29. Qxf3 Nd7 (29... Ra7 {might work better.} 30. Rd1 Rxa2) 30. Qd5 Ne5 31. f4 Ng6 32. g3 Ra7 33. Re6 Kg7 34. Rxd6 Ne7 35. Qe6 Qf7 {Weighted Error Value: White=0.23/Black=0.44} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Mamedyarov, Shakhriyar"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,92,20,28,16,6,0,0,0,16,0,5,6,19,27,42,42,54,54,61,72,84,62,164,151,120,11,42,-3,140,0,0,0,0,0,-12,-12,-25,-26,-20,-25,0,-35,-28,-72,-72,-72,-72,-72,-72,-72,-72,-72,-72,-72,-75,-78,-102,-5974,-6040,-5974,-5785,-5992,-5974,-5389,-5310,-5004,-5050,-29972,-29971,-29974,-29975,-29982,-29983,-29983,-29984,-29985,-29986,-29986,-29986,-29987,-29988]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 {[%cal Bb1a3,Ba3c4,Bc4e3][%mdl 32]} a6 7. Nc4 Nbd7 8. Be2 {B22: Sicilian: 2 c3.} b5 9. Ne3 Qc6 10. O-O {The position is equal.} Bb7 11. a4 Be7 12. dxc5 Qxc5 {[#]} 13. Qb3 $146 {[%cal Ra4b5]} ({Predecessor:} 13. axb5 axb5 14. Rxa8+ Bxa8 15. Nc2 O-O 16. Be3 Qc7 17. Nfd4 Qb7 18. Bf3 Nd5 19. Bf4 {½-½ (73) Mammadov,Z (2487)-Abasov,N (2530) Baku 2015}) 13... b4 14. Bd2 {[%cal Rc3b4]} Ne4 15. Be1 $1 a5 16. cxb4 axb4 17. Bb5 Ba6 ({Black should play} 17... Nef6 $1 $14) 18. Bxa6 $18 Rxa6 {[#]} 19. Rd1 (19. Nc2 $1 $16) 19... Qc6 20. Bxb4 Qb7 (20... Bxb4 $11 21. Qxb4 Rxa4) 21. Rxd7 $2 Kxd7 $11 22. Qd3+ Ke8 23. Bxe7 Kxe7 24. Qa3+ Nd6 $1 25. Nd4 Rd8 26. Nb3 {And now Nc5 would win.} Rb6 27. Nc5 (27. Na5 $5 {[%cal Ra5b7]} Qc7 28. b4 $11) 27... Qb8 28. b4 {[%mdl 64] Decoy} Rxb4 {Threatens to win with ...Rc8.} 29. Na6 Rb3 30. Nxb8 Rxa3 31. Nc6+ Kd7 32. Nxd8 Kxd8 $17 {[%mdl 4096] Endgame KRN-KRN} 33. Rd1 Ke7 34. Rxd6 {[#] Strongly threatening Ra6.} Rxe3 $1 35. fxe3 {[%mdl 8192]} (35. Rd1 $17 Ra3 36. Rb1) 35... Kxd6 {KP-KP} 36. Kf2 Kc5 37. Kf3 Kb4 38. Ke4 f6 39. Kd4 Kxa4 40. Kc5 Kb3 {Black mates.} 41. Kd6 e5 42. g4 Kc4 43. Ke6 Kd3 44. Kf7 Kxe3 45. Kxg7 Kf4 46. Kxf6 e4 {Black used his chance.  Weighted Error Value: White=0.47/Black=0.18} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Radjabov, Teimour"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2758"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,38,16,27,20,26,26,26,24,25,25,19,30,23,31,35,22,17,20,30,29,17,23,27,0,13,0,23,0,28]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. a3 {D37: Queen's Gambit Declined: 5 Bf4.} c5 8. cxd5 Nxd5 9. Nxd5 {White has an edge.} exd5 10. dxc5 Nxc5 11. Be5 Bf5 $1 {[%mdl 4] is now more promising than 11...Bf6.} 12. Be2 Bf6 13. Bxf6 Qxf6 14. Qd4 Qd6 {next ...Nb3 is good for Black.} 15. Rd1 Rfd8 16. Qd2 {[#]} Qf6 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 16... Nb3 17. Qc3 Qb6 18. Nd4 Nxd4 19. Qxd4 Qxd4 20. Rxd4 Rac8 21. g4 Rc1+ 22. Rd1 Rxd1+ 23. Bxd1 Be6 24. f4 f5 25. gxf5 Bxf5 26. Bb3 {½-½ (66) Nepomniachtchi,I (2784)-Nakamura,H (2736) chess24.com INT 2020}) 17. Qd4 Qd6 18. Qd2 Qf6 19. Qd4 Qd6 {An uneventful encounter.  Weighted Error Value: White=0.06/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "So, Wesley"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2741"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,65,0,0,41,0,7,0,0,0,20,0,45,25,42,42,38,0,225,221,333,343,334,308,354,331,603,612,708,362,385,375,377,381,381,384,472,392,392,387,385,381,421,410,547,526,1174,1174,1121,1095,1188,1119,1055,1006,5473,5457,1396,832]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 d5 6. Bg5 h6 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0.} 7. Bh4 (7. Bxf6 $5 Qxf6 8. a3 Bxc3+ 9. Qxc3 $11) (7. Bxf6 Qxf6 8. a3 Bxc3+ 9. Qxc3 dxc4 10. Qxc4 Bd7 11. e3 Rc8 12. Qb4 Bc6 13. Be2 Bd5 14. Rc1 Nd7 15. O-O a5 16. Qa4 c6 17. Nd2 {½-½ (41) So,W (2770)-Aronian,L (2792) Leuven 2016}) 7... dxc4 8. e4 g5 {The position is equal.} 9. Bg3 b5 10. e5 Nh5 {[#]} 11. Qe4 $146 {[%cal Re4a8][%mdl 1024] White has compensation.} ({Predecessor:} 11. Be2 Bb7 12. Rd1 Kg7 13. O-O Nxg3 14. fxg3 Bxc3 15. bxc3 Nd7 16. h4 g4 17. Nh2 {1-0 (39) Debashis,D (2522)-Koustav,C (2365) New Delhi 2018}) 11... Qd5 (11... Nxg3 $2 12. hxg3 Qd5 13. Qe3 $18) 12. Qg4 {[%cal Rg4h5]} Ng7 {Hoping for ...f5.} (12... Nxg3 $2 13. hxg3 f5 14. Qh5 $18) 13. Be2 {Black must now prevent Nxg5!} (13. Nd2 $5 {[%cal Rc3d5]} Bxc3 14. bxc3 $11) 13... f5 $2 {White leaves nothing to chance now.} (13... Nc6 $11 {and Black stays safe.}) 14. Qh3 $1 $40 {[%mdl 128] White attacks with force.} g4 (14... h5 $142) 15. Qxh6 {Threatens to win with Ng5.} gxf3 16. Bxf3 {[%mdl 64] Pin} Qxd4 17. O-O c6 $2 (17... Nd7 18. Bxa8 Nxe5 19. Nxb5 {[%mdl 64] Double Attack} Qc5) 18. Rad1 Qb6 {[#]} 19. Ne4 $1 {[%mdl 512]} fxe4 20. Bxe4 {White wants to mate with Qh7+.} Rf5 21. Bxf5 exf5 22. e6 {Strongly threatening Be5.} Bf8 23. Be5 {Threatening mate with e7!} c5 24. Bxg7 {[%mdl 64] Overworked Piece} Bxg7 {[#]} 25. e7 $1 {[%cal Re7e8][%mdl 512]} Bd7 {[#]} ({Reject} 25... Bxh6 26. e8=Q+ Kh7 27. Qxc8 $18) (25... Qxh6 26. e8=Q+) 26. Qh5 {Rfe1 is the strong threat.} Qc6 {[#] aiming for ...Na6.} 27. Rfe1 $1 {White is clearly winning.} Be8 28. Rd8 Na6 {[#]} 29. Re6 $1 {[%mdl 512]} Qd7 (29... Qxe6 30. Qxe8+) 30. Rxa8 Nc7 31. Rd8 ({Not} 31. Rxe8+ Qxe8 32. Qe2 (32. Qxf5 Qd7 $17 {[%mdl 64] Pin}) 32... c3 $16) 31... Nxe6 32. Rxe8+ Nf8 33. Rxf8+ {Weighted Error Value: White=0.15/Black=0.60} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Giri, Anish"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "C83"]
[WhiteElo "2731"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,73,5,12,19,4,0,1,12,11,0,0,-14,0,8,9,12,12,9,73,63,66,70,74,72,73,71,103,114,306,266,319,220,366,228,282,268,457,463,471,468,580,529,682,660,874,874,796,964,888,640,603,521]} 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. c3 Be7 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} O-O 11. Bc2 f5 12. exf6 Nxf6 13. Re1 {The modern move. C83: Open Ruy Lopez: 9 c3 Be7.} Bg4 14. h3 Bh5 15. Nf1 {The position is equal.} Bc5 {[#]} 16. Ng3 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 16. Be3 Qd6 17. Ng3 Bxf3 18. Qxf3 Ne5 19. Qe2 Rae8 20. Nf5 Qb6 21. Bxc5 Qxc5 22. Qe3 Qxe3 23. Nxe3 {1-0 (31) Vokhidov,S (2512)-Repka,C (2488) Lichess.org INT 2020}) 16... Bxf3 17. gxf3 Qd6 {( -> ...Qxg3+)} 18. Kg2 Rae8 19. Rxe8 Rxe8 20. Bg5 Ne5 (20... Rf8 $11) 21. Bxf6 $16 gxf6 22. f4 {Strongly threatening Qh5.} Ng6 23. Bxg6 hxg6 24. f5 d4 25. Qf3 {Black must now prevent cxd4.} Re5 $2 {Black cannot hold the game after this.} (25... g5 $16 {keeps fighting.}) 26. fxg6 Qd5 27. h4 Kg7 (27... d3 $142 28. Rd1 d2 29. Qxd5+ Rxd5) 28. h5 {aiming for cxd4.} dxc3 29. bxc3 Bd6 $2 {[#]} (29... f5 {was called for.} 30. Rh1 Bf8 31. h6+ Kxg6) 30. Rh1 $1 $18 {White is clearly winning.} Kh6 {[#]} 31. Rh4 $1 Qxf3+ 32. Kxf3 {KRB-KRN} Rc5 33. Rg4 {White wants to mate with g7.} Bf8 34. Rf4 Rxc3+ 35. Kg4 {[%cal Rg3f5]} Kg7 36. Nf5+ Kg8 37. Re4 {Weighted Error Value: White=0.11/Black=0.56} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Karjakin, Sergey"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2709"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,121,51,51,51,54,51,50,52,50,57,45,56,84,120,28,41,50,46,-2,-2,-2,-2,-7,-12,-8,-13,-9,0,-12,-14,-13,-13,-27,-6,-25,-12,-17,-13,-15,-2,-16,-11,-12,-1,-6,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,150,138,222,213,213,208,457,454,416,401,562,560,547,541,511,220,512,464,562,554,530,501,29950,29951,7278,3527,29968,29969,29986,29987,29987,29976,29985,29986,29988,29987,29987,29987,29987,29988,29991,29992,29992,29987]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. exd5 Bb4 {C12: French: Classical System: McCutcheon Variation.} 7. dxe6 Bxe6 8. a3 $5 {[%mdl 4] Exploring less charted territory.} Ba5 {White is slightly better.} 9. Nf3 Nc6 10. Bb5 $1 {[#]} O-O-O $146 {[%cal Rc6d4]} ({Predecessor:} 10... O-O 11. O-O Rad8 12. Ne4 Qf4 13. Bxc6 bxc6 14. Nc5 Bg4 15. Nb7 Bb6 16. Nxd8 Rxd8 {1-0 (23) Benitez,O-Varlotta,A Uruguay 1961}) 11. Bxc6 bxc6 12. O-O (12. Qd3 $16 {Qa6+ is the strong threat.} Bb6 13. Ne4) 12... Bg4 $11 13. Ne4 Bxf3 14. Qxf3 (14. gxf3 {is interesting.} Qxd4 15. Qe2 Kb8 16. a4 f5 17. Ng3) 14... Qxf3 15. gxf3 Rxd4 16. Rfd1 Bb6 17. c3 Rxd1+ 18. Rxd1 {[%mdl 4096] Endgame KRB-KRN} Re8 19. Kf1 Re5 20. Ng3 g6 21. c4 Bc5 22. b4 {Black must now prevent f4.} Bf8 23. f4 Re8 24. f5 h5 25. fxg6 fxg6 26. Rd3 c5 27. b5 Bd6 28. f3 h4 29. Ne4 Bxh2 30. Kg2 Bf4 31. Kh3 g5 32. a4 c6 33. bxc6 Kc7 34. Rd7+ Kxc6 35. Rxa7 Rb8 36. Ra6+ Rb6 37. Ra5 Be3 38. Rb5 Rb7 {Threatens to win with ...Rf7.} 39. Nf6 Rf7 {[#] White now steadily converts the win.} (39... Bf4 $11) 40. a5 $1 $16 {[%cal Ba4a5,Ba5a6][%mdl 32] And now Rb6+ would win.} Rb7 {[#]} (40... Bf4 $16) 41. a6 $1 $18 Ra7 ({But not} 41... Rxb5 $2 42. cxb5+ Kb6 43. Nd5+ Kxb5 44. a7 $18) 42. Nd5 Rxa6 (42... Bd4) 43. Nxe3 {KRN-KR} Ra3 44. Nd5 Rxf3+ (44... Kd6 $142 45. Kg4 Ra4) 45. Kg4 Rg3+ {[#]} 46. Kf5 $1 {[%cal Rf5e6] Threatening mate with Ke6.} Rg1 {Black hopes to continue with ...g4.} 47. Rb6+ Kd7 {Now ...g4 and Black clings on.} 48. Rh6 Rg2 49. Nf6+ Kc7 50. Ke5 Rd2 (50... Rf2 $18 51. Nd5+ Kb7 52. Rh7+ Ka6) 51. Nd5+ Kb7 52. Rh7+ Kb8 53. Kd6 {White mates.} Rd3 54. Kc6 Rf3 55. Kb6 Kc8 56. Kxc5 h3 57. Kc6 Kb8 58. Nb6 {[%csl Gc6][%cal Rh7b7]} Rf6+ 59. Kb5 Rf3 60. c5 h2 61. Rxh2 {Weighted Error Value: White=0.05/Black=0.47} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Grandelius, Nils"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2632"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,120,20,31,22,41,15,25,25,37,3,22,25,33,22,48,31,31,31,40,34,32,27,24,31,29,24,29,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,-8,-19,-25,-24,-14,-60,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 g6 6. Be3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Nd7 7. Nc3 e5 {[#]} 8. O-O $146 {White has an edge.} ({Predecessor:} 8. Qd2 Qe7 9. a4 a5 10. O-O Bg7 11. Bh6 O-O 12. h3 Rd8 13. Bxg7 Kxg7 14. Nh2 {1-0 (41) Shankovsky,A (2406)-Barrionuevo,P (2259) chess.com INT 2020}) 8... b6 9. Nd2 Nf6 10. Nc4 Ng4 11. Bd2 Be6 12. h3 Bxc4 13. dxc4 Nf6 14. Bg5 {[#] Black must now prevent Qxd8+.} Qxd1 15. Rfxd1 Nd7 16. Rd3 Be7 {[#]} 17. Rad1 $1 {And now Bxe7 would win.} Rd8 $1 18. Bxe7 Kxe7 19. Kf1 Rhe8 20. Ke2 Nf8 21. Rxd8 Rxd8 22. Rxd8 Kxd8 $11 {[%mdl 4096] Endgame KN-KN} 23. Nd1 Ne6 24. Ne3 Ke7 25. h4 h5 26. g3 Ng7 27. Nf1 Ne8 28. Nd2 Nd6 29. b3 Ke6 30. Ke3 f6 31. Nb1 g5 32. Nd2 gxh4 33. gxh4 f5 34. Kf3 b5 ({Black should try} 34... Kf7 $15) 35. Ke3 {The position is equal.} bxc4 36. bxc4 fxe4 37. Nxe4 Nf5+ 38. Kd3 Nxh4 39. Ng3 $1 Ng6 40. Nxh5 Kf5 41. Ke3 Nf8 42. f4 Nd7 {aiming for ...Kg4.} 43. Ng3+ Kg4 44. Ne2 exf4+ 45. Nxf4 Kf5 46. Nd3 a5 47. Kd2 Ke4 48. Kc3 Ke3 49. Nc1 Nf6 50. a4 Ne4+ 51. Kb2 Kd4 52. Nb3+ Kxc4 {Threatens to win with ...Kb4.} 53. Nxa5+ Kb4 54. Nxc6+ Kxa4 55. Ne5 Kb4 56. Nd3+ Kc4 57. Nxc5 Kxc5 58. c4 Kc6 59. c5 Nc3 60. Kxc3 Kxc5 {Weighted Error Value: White=0.05/Black=0.03} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "6"]
[White "Pichot, Alan"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2548"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "168"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,168,0,0,0,0,0,0,-6,37,4,16,5,16,5,25,6,6,26,40,34,35,43,40,51,38,47,35,40,54,38,83,72,80,66,76,67,81,76,93,91,106,106,120,104,115,66,109,95,112,98,96,102,102,93,93,95,539,537,557,558,511,535,558,336,406,266,287,246,261,253,283,287,278,277,261,260,295,288,265,198,385,381,336,370,386,364,468,468,457,447,483,475,467,465,570,567,628,634,610,610,642,570,677,667,607,568,691,548,548,531,497,496,693,14,14,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 11. h3 Bh5 12. Qc2 f5 {[#]} 13. Nxd5 Ba5+ $1 {[#]} (13... Qxd5 $2 14. Bc4 $18) 14. Ke2 $146 {Black must now prevent Nf4.} (14. Nc3 Nxc3 15. bxc3 Bxf3 $17) ({Predecessor:} 14. Kf1 Kh8 15. Bxc6 bxc6 16. Nf4 Bf7 17. Qa4 Bb6 18. Qxc6 g5 19. Ne6 Bxe6 20. Qxe6 {1-0 (39) Kowalski,I (2088)-Holownia,M (2006) Szklarska Poreba 2016}) 14... Nxd4+ $1 15. Bxd4 {Strongly threatening Rhd1.} Nd2 $1 ({Wrong is} 15... Qxd5 $2 16. Bc4 $18) 16. Qc5 Ne4 17. Qc4 Bf7 {[#]} 18. Nf6+ $1 Nxf6 (18... gxf6 19. e6) 19. e6 $36 {[%mdl 2048] White has the initiative.} Qe7 20. Bc5 $1 {[%cal Rc5e7]} Qxe6+ 21. Qxe6 Bxe6 22. Bxf8 Kxf8 23. Rhc1 Bb6 24. Bc4 Bd7 25. Kf1 Ne4 26. Rc2 Re8 27. Rd1 Bc8 28. h4 h6 29. h5 Ke7 30. Ne5 c6 31. Bf7 Rf8 32. Bb3 {And now Ng6+ would win.} Re8 33. Re2 Bc7 34. Ng6+ Kf6 35. Kg1 Bb6 36. g3 {Threatens to win with Kg2.} Kg5 $2 {[%mdl 8192]} (36... f4 $16 {is more resistant.} 37. gxf4 (37. Nxf4 Bg4 $11) 37... Bg4 {[%mdl 64] Double Attack} 38. Rxe4 {[%mdl 64] Remove Defender} Rxe4 39. Rd6+ Kf5) 37. Kg2 $18 Rd8 38. Rxd8 Bxd8 39. f3 Nd6 40. Be6 Bf6 41. Nf4 Bxe6 42. Rxe6 {[%mdl 4096] Endgame KRN-KBN} Nb5 43. b3 a5 44. Re8 Nc3 45. Ra8 Nxa2 46. Rxa5 Nb4 47. Ra7 b5 48. Kh3 Nc2 $2 (48... Bc3 {was called for.} 49. Ne6+ Kxh5 50. Nxg7+ Kg5 51. f4+ Kf6) 49. Ne6+ {[%mdl 64] Double Attack} Kxh5 50. Nxg7+ Kg6 51. Ne6 Bc3 52. Rc7 Nb4 53. Nd8 Be5 54. Rc8 Bf6 55. Nxc6 Nd3 56. Rb8 f4 57. Rxb5 fxg3 58. Kxg3 h5 59. Rd5 h4+ 60. Kh2 Nf4 61. Rd2 Bc3 62. Rc2 Be1 63. b4 Bg3+ 64. Kh1 h3 65. Nd4 $2 (65. Rd2 $18) 65... Nd3 $1 $11 {The position is equal.} 66. b5 {Kg1 is the strong threat.} (66. Rc6+ {looks sharper.} Kh5 67. Kg1 Bf2+ 68. Kh2 Bxd4 69. Kxh3 Kg5 70. b5) 66... Nf2+ {[#]} 67. Rxf2 $1 Bxf2 {KB-KN} 68. Ne2 Kg5 69. Kh2 Kh4 70. Nc3 Bd4 71. Nd5 Be5+ 72. Kh1 Bd6 (72... Kg3 {seems wilder.} 73. f4 Bd6 74. f5 Kg4 75. f6 Kf5) 73. Nf6 (73. f4 {keeps more tension.} Kg3 74. f5 Kg4 75. f6 Kf5 76. b6) 73... Be5 74. Ne4 Bc7 75. Nc3 Kg3 76. f4 {Hoping for f5.} Kg4 77. Nd5 Bb8 78. Kh2 Kf5 79. b6 Ke4 80. Nc7 Kxf4 81. Kxh3 Ke5 82. Kg4 Kd6 83. Na6 Kc6 84. Nxb8+ Kxb6 {White really could win this.  Weighted Error Value: White=0.12/Black=0.27} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.1"]
[White "Aronian, Levon"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "D97"]
[WhiteElo "2778"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,78,30,0,0,0,0,0,0,0,0,0,0,0,35,0,0,0,0,-37,0,0,0,0,0,0,8,4,36,11,15,5,5,5,7,10,2,1,19,15,18,0,0,0,0,-65,0,0,0,0,0,-28,-34,-50,-16,-146,0,-64,-70,-162,-167,-170,-165,-639,-637,-620,-619]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. h3 (8. Be2 e5 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 c6 12. Qc4 b5 13. Qxc6 Bd7 14. Qd6 Re8 15. Bg5 b4 16. Qxb4 Nxd5 17. Nxd5 Qxg5 18. O-O Rab8 19. Qd6 Bh3 {½-½ (48) Aronian,L (2797)-Giri,A (2784) Wijk aan Zee 2015}) 8... e5 {D97: Grünfeld: Russian System: 7 e4, replies other than 7...Bg4.} 9. dxe5 Nd7 10. e6 fxe6 {White must now prevent ...Rxf3!The position is equal.} 11. Be3 Nde5 12. Nxe5 Nxe5 13. Qa4 {[#]} Bd7 $146 ({Predecessor:} 13... b6 14. Rd1 Qe7 15. Be2 c5 16. O-O Bb7 17. f4 Nc6 18. e5 Bh6 19. Rd3 Rad8 20. Rxd8 Qxd8 {1-0 (55) Kolanek,R (2020)-Jordan,J (2123) LSS email 2011}) 14. Qc2 Qe7 15. Rd1 c5 16. f4 Qh4+ 17. Qf2 Qxf2+ 18. Kxf2 {Hoping for Ke1.} g5 $1 19. g3 gxf4 20. gxf4 {And now Kg2 would win.} Bc6 21. Kg3 Bh6 $1 22. Rd6 Ng6 23. Rxe6 {Strongly threatening Bc4.} Bxf4+ 24. Bxf4 Nxf4 25. Re5 b6 26. Bc4+ Kh8 27. h4 Ng6 28. Rg5 Rae8 29. Rd1 (29. Rf1 $1 $11) 29... Ne5 (29... Bxe4 $15 30. Bb5 Re7) 30. Be2 $11 Re6 31. h5 Nf7 $36 {[%mdl 2048] Black has good play.} 32. Rg4 Nd6 33. Bd3 b5 34. Bc2 {[#]} (34. Rf4 $11 {remains equal.} Rg8+ 35. Kh4) 34... Rfe8 (34... Ref6 $1 $17 {...Nc4 is the strong threat.} 35. Rg5 Rf3+ 36. Kh2 Nc4) 35. e5 (35. Nd5 $11 Rxe4 36. Bxe4 Nxe4+ 37. Rxe4 Rxe4 38. h6) 35... Nf7 36. Bf5 (36. Be4 $15) 36... Rxe5 $19 37. Bd7 {[#]} Re3+ $1 38. Kh2 $2 (38. Kf2 Rf3+ 39. Kg2 Rf4+ 40. Kh2 Rxg4 41. Bxg4) 38... Bxd7 39. Rxd7 Ne5 $1 {[%csl LRd7,LRg4][%mdl 64] Double Attack.  Weighted Error Value: White=0.42/Black=0.13} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.2"]
[White "Dubov, Daniil"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2770"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,96,-3,-31,0,0,0,0,0,0,0,0,0,-22,-33,-34,-29,-40,-32,-63,-23,-62,-66,-70,-60,-76,-77,-157,-137,-133,-117,-477,-464,-456,-366,-406,-322,-329,-345,-383,-197,-181,0,-369,-307,-476,-472,-494,-494,-483,-483,-393,-384,-369,-369,-12829,-12829,-2358,-2032,-1043,-562,-12837,-12838,-12838,-12839,-12839,-12837,-12837,-12836,-12837,-12837,-12837,-12837,-12837,-12836,-12830,-11601]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Na3 Bxa3 8. bxa3 Bd7 9. Ne5 Bc6 10. Nxc6 Nxc6 11. Bb2 Nd5 12. Rc1 Nb6 {E05: Open Catalan: 5 Nf3 Be7.} 13. e3 {[#]} Qe7 $146 ({Predecessor:} 13... Qd6 14. Qc2 Rad8 15. Rfd1 f5 16. Bf1 Ne7 17. Bxc4 Nxc4 18. Qxc4 Nd5 19. Qb3 Qb6 20. a4 Qxb3 21. axb3 {½-½ (67) Mastrovasilis,A (2492)-Markidis,K (2370) Achaia 2017}) 14. Qc2 Rfe8 {The position is equal.} 15. Rfd1 Rad8 16. h4 h6 17. Rd2 Rd7 18. Qc3 {Black must now prevent d5.} Red8 19. Rcd1 f5 20. Ba1 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 21. e4 fxe4 $1 22. Bxe4 Qf6 23. Kg2 a4 24. Re1 ({White should play} 24. Kg1) 24... Nxd4 $17 25. Bxb7 c6 {Strongly threatening ...e5.} 26. Red1 $2 {[%mdl 8192]} e5 $19 ({Inferior is} 26... Rxb7 27. Rxd4 Rxd4 28. Qxd4 $11) 27. Ba6 Kh8 28. Bxc4 Nxc4 29. Qxc4 Qf3+ {[%mdl 64] Double Attack} 30. Kh3 {[%cal Ra1d4] [#]} Qf5+ (30... Ne6 $142 $1 {[%mdl 512]} 31. Rxd7 (31. Qxe6 Rxd2) 31... Rxd7 32. Rxd7 Nf4+ 33. Qxf4 exf4 34. Bxg7+ Kh7 35. Bd4+ Kg8 36. Rd8+ Kf7) 31. Kg2 {[%cal Ra1d4]} Qf3+ $2 (31... Qe4+ 32. Kh3 Qf5+ 33. Kg2 Qf3+ 34. Kh3 g5) 32. Kh3 $1 {[%cal Ra1d4] [#]} Ne2 $1 {[%mdl 512]} 33. Rxd7 (33. Qxe2 {only move.} Qxe2 34. Rxe2 Rxd1 35. Bc3) 33... Rxd7 34. Rxd7 {Threatening mate with Rd8+.} Nf4+ $1 35. Qxf4 exf4 36. Bxg7+ {[%mdl 4096] Endgame KQ-KRB} Kh7 {aiming for ...Kg6.} 37. Bd4+ Kg8 38. Kh2 $2 (38. Rd8+ Kf7 39. Bc5) 38... fxg3+ {Black is clearly winning.} 39. fxg3 Qe2+ 40. Kg1 Qd1+ 41. Kh2 c5 42. Rg7+ Kf8 43. Bf6 Qe2+ 44. Kg1 Qe1+ 45. Kg2 Qe4+ 46. Kh2 Qf5 47. Ba1 Qf2+ {[%mdl 64] Double Attack} 48. Kh3 Qf1+ {Weighted Error Value: White=0.76/Black=0.31} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.3"]
[White "Nakamura, Hikaru"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2829"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,87,23,51,27,35,25,39,38,47,45,41,36,29,32,32,32,35,18,48,10,1,24,27,0,-26,-54,14,8,20,5,25,-12,-15,-16,-8,-10,0,0,0,0,0,0,33,-61,-47,-54,-71,-60,-49,-43,-50,0,0,0,0,-604,0,0,0,0,66,65,106,107,107,0,0,0,503,507,950,409,389,394,29995,29996,29996,29997]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Ne5 8. Qg3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 9. O-O-O {White is slightly better.} Nf6 {Black wants to play ...b4.} 10. f4 Neg4 11. Bg1 h5 12. e5 {Hoping for h3.} b4 $1 {[%cal Rb4c3]} 13. Na4 Nd5 14. h3 Nh6 15. f5 $5 {[%mdl 4] Exploring less charted territory.} Bb7 $1 16. Bd3 Be7 17. Kb1 (17. Qxg7 Rg8 $15) (17. Be4 $142) 17... h4 $11 18. Qe1 {[#]} Nf4 $146 (18... Rc8 $1 $15) ({Predecessor:} 18... Rc8 19. g4 Qa5 20. b3 Nc3+ 21. Nxc3 bxc3 22. Be3 Bxh1 23. Qxh1 Qxe5 24. Re1 O-O {1-0 (36) Perez Ponsa,F (2560)-Vazquez,G (2483) Sao Paulo 2019}) 19. Bh2 Nxd3 20. Rxd3 Qa5 (20... Bxg2 $6 21. f6 $16) 21. fxe6 (21. f6 $5 gxf6 22. exf6 Bxf6 23. b3 $15) 21... fxe6 ({Not} 21... Qxa4 22. b3 $18) 22. b3 O-O ({Of course not} 22... Bxg2 $6 23. Rg1 $16) 23. Rg1 Rac8 24. g3 Qc7 25. gxh4 Nf5 {...Nxd4 is the strong threat.} 26. Qe2 $1 Rf7 27. Bg3 (27. h5 $1 $14) 27... a5 28. Nxf5 Rxf5 29. Rd4 Rcf8 30. h5 Bc6 31. h6 Qa7 32. Bf2 Rxf2 33. Rxg7+ {[%mdl 64] [#] Double Attack} Kh8 34. Qd3 {[%csl Gg7][%cal Rd3h7]} R8f5 $1 35. Rxe7 $40 {[%mdl 128] White mounts an attack.} R2f3 ({Better is} 35... Qb8 $11 36. a3 bxa3) 36. Qc4 $1 $14 Rf1+ 37. Kb2 {Strongly threatening Re8+.} Qb8 {[#]} 38. Nc5 (38. Qc5 $1 $16) 38... Qxe5 $11 {White must now prevent ...d5.} 39. Nxe6 dxe6 $4 {[%mdl 8192]} (39... Qf6 $1 $11 {and Black is okay.} 40. Re8+ Kh7) 40. Rxe6 $18 {[%mdl 64] Double Attack} Qc7 (40... Qc5 $142 41. Rxc6 Qxc4 42. bxc4 R1f4) 41. Qxc6 (41. Rdd6 $142 a4 42. bxa4) 41... Qxc6 42. Rxc6 Rh1 $2 (42... Rf7 $18 43. Rc5 R1f5) 43. Rd8+ Kh7 44. Rd7+ {White used his chance.  Weighted Error Value: White=0.22/Black=0.44} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.4"]
[White "Van Foreest, Jorden"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "2543"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,111,31,33,32,20,28,30,45,42,54,41,52,39,45,52,47,52,53,54,48,52,56,43,47,41,55,49,52,56,51,49,49,10,14,5,7,-8,0,0,0,0,71,-14,-16,-34,-33,-22,-20,-86,-33,-38,-58,-60,-48,-59,-52,-58,-38,-82,-89,-121,-133,-116,-98,-235,-246,-206,-230,-484,-474,-472,-472,-467,-466,-441,-385,-29973,-29974,-29974,-29975,-29975,-29976,-29984,-29977,-29977,-29978,-29977,-29978,-29976,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 exd4 6. Nxd4 Bd7 7. Nc3 Be7 8. Re1 O-O 9. Bxc6 bxc6 10. h3 Re8 {C66: Ruy Lopez: Steinitz Defence.} 11. Bf4 Rb8 12. b3 c5 {White has an edge.} 13. Nf3 Bc6 14. e5 Nh5 15. Bh2 g6 {[#]} 16. Qd3 $146 ({Predecessor:} 16. Nd5 Bxd5 17. Qxd5 dxe5 18. Qxd8 Rbxd8 19. Bxe5 Bf6 20. Bxf6 Nxf6 21. Kf1 Kf8 22. Rad1 {½-½ (55) Nouro,M (2335)-Oim,T (2581) Finland 2010}) 16... Ng7 17. Rad1 Ne6 18. Nd5 Bxd5 19. Qxd5 {[%cal Re5d6]} Rb6 20. exd6 cxd6 21. Nd2 Qa8 $1 {[%cal Ra8d5]} 22. Nc4 Qxd5 23. Rxd5 Ra6 24. a4 {[%cal Rh2d6]} Rd8 25. Red1 {[%cal Rh2d6]} Nd4 26. Rd2 f5 27. a5 Kf7 28. b4 Ke6 29. Ne3 g5 {[#]} (29... Rb8 $11 {keeps the balance.} 30. c3 Nb5) 30. bxc5 ({White should play} 30. f4 $1 $16) 30... dxc5 $11 31. Re5+ Kf7 32. Nc4 ({Of course not} 32. Nxf5 Bf6 $17) 32... f4 33. f3 (33. Kh1 $11) 33... Ne6 (33... Rb8 $17 {aiming for ...Rb4.} 34. Rd1 Rb4) 34. Rdd5 Bf6 $36 {[%mdl 2048] Black has the initiative.} 35. Rxd8 Bxd8 36. h4 h6 37. hxg5 hxg5 38. g3 Bc7 39. Rf5+ Kg6 40. g4 Bxa5 41. Kg2 (41. Ne5+ $17 Kg7 42. Kg2) 41... Bc3 $19 42. Bg1 Ra2 43. Ne5+ $2 (43. Bxc5 {keeps fighting.} Rxc2+ 44. Kh3) 43... Bxe5 44. Rxe5 Rxc2+ {[%mdl 4096] Endgame KRB-KRN} 45. Kh3 Kf6 46. Bd4 Ke7 ({Weaker is} 46... cxd4 47. Rxe6+ Kf7 48. Re7+ Kf6 49. Re6+ Kf7 50. Re7+ Kf6 51. Re6+ $11) 47. Rd5 $2 {[#]} (47. Re1 $19) 47... cxd4 {KRN-KR} 48. Rd7+ Kf6 49. Rf7+ Ke5 50. Rf5+ Kd6 51. Rd5+ Kc7 52. Rd7+ Kb6 53. Rb7+ Ka5 $2 (53... Kc5 {mates} 54. Rb5+ Kc4 55. Re5 Nc7 56. Ra5 Kd3 57. Ra1 Ke2 58. Re1+ Kxf3 59. Rd1 Rc6 60. Rf1+ Ke2 61. Rg1 Rh6+ 62. Kg2 d3 63. Rb1 d2 64. Rb2 Nd5 65. Kg1 Ne3 66. Ra2 Nxg4 67. Kg2 Rh2+ 68. Kg1 f3 69. Rxd2+ Kxd2 70. Kf1 Rh1#) 54. Rb5+ $1 $11 {The position is equal.} Ka4 55. Rb4+ $1 Ka3 {( -> ...Rh2+!)} 56. Rb3+ $1 Kxb3 {Weighted Error Value: White=0.31/Black=0.06} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.5"]
[White "Vachier-Lagrave, Maxime"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2860"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,-7,14,24,35,32,40,-22,-23,-17,-12,-20,-22,-25,-18,-43,-41,-30,-33,-32,-26,-27,-25,-44,-4,-1,0,0,0,-10,-10,0,0,-5,0,0,0,7,16,0,0,0,29,0,0,0,0,0,0,0,0,0,0,-20,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Qb6 6. Qb3 {D00: 1 d4 d5: Unusual lines.} c4 7. Qc2 g6 8. Ne2 ({Better is} 8. e4 $14) 8... Bf5 $11 9. Qc1 Bd3 10. Ng3 Bxf1 11. Kxf1 {[#]} h5 $146 ({Predecessor:} 11... e5 12. Bxe5 Nxe5 13. dxe5 Nd7 14. Nf3 Bg7 15. Qd2 O-O-O 16. Ne2 Nxe5 17. Nxe5 Bxe5 {½-½ (57) Wisham,C (1905)-Klykow,L (1894) LSS email 2009}) 12. h4 Bg7 13. b3 cxb3 14. axb3 O-O 15. Ne2 Rac8 16. Qb1 Rfe8 17. g3 e5 18. dxe5 Nxe5 19. Kg2 a6 20. Rc1 Ned7 21. b4 Ne5 (21... Ng4 {feels hotter.} 22. Ra2 Nde5 23. Nb3 Nc4 24. Nc5 Qc6) 22. Bxe5 Rxe5 23. Qd3 Re7 24. Nf4 Rec7 25. Nf3 Rc4 26. Ra5 ({Don't play} 26. Nxd5 Nxd5 27. Qxd5 Bxc3 $11) (26. Ne5 {seems wilder.} R4c7 27. Ra5 Qd6 28. Nf3 Rd7 29. Rca1) 26... Qc7 {The position is equal.} 27. Nxd5 Nxd5 28. Rxd5 Rxc3 29. Rxc3 Qxc3 30. Qe4 Qc6 31. Ne1 Re8 32. Qf3 Bc3 33. Nd3 b6 34. Nf4 Be5 35. Nd3 Bc3 36. Nf4 Be5 37. Nd3 Bc3 {Weighted Error Value: White=0.08/Black=0.05} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.6"]
[White "Firouzja, Alireza"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2703"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,21,20,21,25,22,35,29,28,27,30,34,35,13,11,-34,-41,-62,-56,-58,-63,-56,-72,-81,-48,-52,-29,-67,-37,-50,-38,-68,-58,-125,-115,-138,-133,-131,-95,-100,-48,-69,20,27,25,21,60,52,52,52,55,39,46,43,63,0,0,5,5,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bf4 c5 3. d5 d6 4. Nc3 a6 5. a4 e5 6. Bg5 {A45: Trompowsky Attack.} Be7 7. Nf3 e4 8. Bxf6 {White is slightly better.} exf3 9. Bxe7 (9. Bxg7 $2 fxg2 10. Rg1 (10. Bxg2 $2 Rg8 $19) 10... gxf1=Q+ $19) 9... fxg2 10. Bxg2 Qxe7 {[#]} 11. Qd3 $146 ({Predecessor:} 11. O-O Nd7 12. f4 Qe3+ 13. Kh1 Nf6 14. Qc1 Qe7 15. e4 Ng4 16. Qe1 O-O 17. a5 {½-½ (58) Burmeister,F (2270)-Khorunzhy,M (2213) ICCF email 2017}) 11... Nd7 {[%cal Bb8d7,Bd7e5,Be5g4,Bg4h6,Bh6f5,Bf5d4,Bd4c2,Bc2b4][%mdl 32]} 12. Qg3 O-O 13. Ne4 Ne5 14. f4 Ng4 15. h3 Nh6 16. O-O Nf5 17. Qf2 Re8 18. Ra3 Nd4 19. e3 {[#]} Nxc2 20. Rc3 (20. Nxd6 Nxa3) 20... Nb4 $1 {[%cal Rb4d5]} 21. Ng3 (21. f5 $1 $15) 21... f5 $17 22. e4 fxe4 23. Bxe4 Qh4 (23... Bxh3 $6 24. Qh2 $11) 24. f5 Bd7 (24... Rxe4 $6 25. Nxe4 Qxe4 26. Re1 $14) (24... Qxh3 $2 25. f6 $18) (24... Re5 $17 25. Bg2 Bd7) 25. f6 $15 {f7+ would kill now.} Qxf6 (25... Rxe4 26. Nxe4 Qxe4 27. fxg7 $16) (25... Rf8 $1 $15 26. f7+ Kh8) 26. Qxf6 $11 gxf6 27. Rxf6 Rad8 (27... Bxh3 $6 28. Rxd6 Rad8 29. Rh6 $16) 28. Rh6 Re7 ({Not} 28... Bxa4 $2 29. Bxh7+ Kf7 30. Bg6+ Ke7 31. Nf5+ Kd7 32. Bxe8+ Rxe8 33. Rh7+ Kd8 34. Nxd6 $18) 29. Rxd6 Rf8 30. Rxc5 {And now Rc7 would win.} Bxa4 31. Rc4 Rg7 32. Rxb4 (32. Kh2 $14 Rf2+ 33. Bg2 Nxd5 34. Rd8+ (34. Rxa4 Ne3 $16) (34. Rxd5 Bc6 $11) 34... Kf7 35. Rxa4) 32... Rxg3+ {[%mdl 64] [#] Double Attack. The position is equal.} 33. Kh2 Rg7 34. Rxa4 Rf2+ {[%mdl 64] Double Attack} 35. Kh1 {Rd8+ is the strong threat.} Rf1+ 36. Kh2 Rf2+ {[%mdl 64] Double Attack} 37. Kh1 {Strongly threatening Rd8+.} Rf1+ 38. Kh2 {Black must now prevent Rd8+.} Rf2+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.11/Black=0.11} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.7"]
[White "Carlsen, Magnus"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2881"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,53,10,10,-1,-13,-14,-50,-45,-57,-62,-74,-70,-68,-75,-89,0,-40,-35,-35,-30,-50,-47,-47,0,-6,13,14,58,61,54,49,62,71,139,107,107,107,520,517,722,718,702,699]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 {6...Be7 scores better than 6...d5.} 7. f4 O-O {B45: Sicilian Four Knights.} 8. e5 Nd5 9. Nxd5 exd5 {[#] Black is slightly better.} 10. Nxc6 $146 ({Predecessor:} 10. Nf3 d6 11. exd6 Bxd6 12. Bd3 Re8+ 13. Kf2 Bc5+ 14. Kg3 Qf6 15. Rf1 Bf5 16. Bxf5 Qxf5 {0-1 (39) Lanc,A (2393)-Pacher,M (2357) Slovakia 2009}) 10... bxc6 11. Bd3 Bc5 12. Qf3 d6 13. Be3 Rb8 ({Better is} 13... Bxe3 $17 14. Qxe3 Re8) 14. b4 Bxe3 15. Qxe3 a5 16. O-O axb4 17. axb4 dxe5 18. fxe5 $40 {[%mdl 128] White mounts an attack.} Rxb4 19. Ra8 {[#] Bf5 is the strong threat.} g6 20. e6 $1 {[%cal Re6e7]} fxe6 21. Rxf8+ Qxf8 22. g3 {And now Ba6 would win.} Rb1+ (22... e5 $142 23. Qe1 Rb2) 23. Kg2 $16 e5 {[#] White must now prevent ...e4.} 24. g4 $1 {aiming for Ba6.} e4 $2 {[%mdl 8192]} (24... Rb4 $16) 25. Ba6 $18 {White is clearly winning.} Bxa6 26. Rxf8+ Kxf8 27. Qa3+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.06/Black=0.62} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "7.8"]
[White "Anton Guijarro, David"]
[Black "Grandelius, Nils"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2674"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,64,20,18,25,6,13,15,14,20,25,27,25,0,0,0,0,0,0,0,71,78,81,75,67,76,65,9,3,-12,-8,-23,-16,-23,-21,-18,-22,-27,-14,-37,-27,-60,-19,-39,0,-25,-12,-6,-6,-10,0,0,15,-316,-297,-629,-616]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. Nc3 Bf5 {E61: King's Indian: Early deviations for White, including Smyslov System.} 7. O-O Ne4 8. Nxe4 Bxe4 {The position is equal.} 9. Nd2 Bf5 {[#]} 10. b4 $146 ({Predecessor:} 10. e4 Bd7 11. Nb3 e5 12. d5 f5 13. f3 Qh4 14. Be3 fxe4 15. Bf2 Qf4 16. fxe4 Qxe4 {0-1 (56) Literski,K-Mierska,A (1818) Gdansk 2006}) 10... e5 11. Nb3 exd4 12. exd4 c5 13. bxc5 dxc5 14. Ba3 Na6 (14... Nc6 $11 {keeps the balance.} 15. Bxc5 Re8) 15. Bf3 $16 Qc7 16. Nxc5 Nxc5 17. Bxc5 Rfd8 18. Bd5 ({White should try} 18. Re1 $14) 18... Be6 $11 19. Bxe6 fxe6 20. Qe2 e5 21. Ba3 exd4 22. Qd3 Rac8 23. Rac1 Qf7 24. g3 Rd7 25. Rc2 Rdc7 {[%cal Rc7c4]} (25... Qf5 $5 {[%cal Rf5d3]} 26. Qb3 Re8 $15) 26. Rfc1 Bh6 27. f4 Bg7 28. Bd6 Rd7 $36 {[%mdl 2048] Black fights for an advantage.} 29. c5 Qd5 30. Re1 b6 31. Qa6 $2 {[%mdl 8192] [#]} (31. cxb6 $11 {and White is okay.} Ra8 32. Bb4) 31... Rdd8 $1 $19 {And now ...d3 would win.} 32. Qc4 {[#]} (32. Rd2 bxc5 33. Be5) 32... Rxd6 $1 {[%mdl 576] Pin.  Weighted Error Value: White=0.39/Black=0.11} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.1"]
[White "Giri, Anish"]
[Black "Grandelius, Nils"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2731"]
[BlackElo "2632"]
[Annotator "RC"]
[PlyCount "91"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. a4 {[%emt 0:00:00]} g6 {[%emt 0:00:09]} 7. Be2 {[%emt 0:00:13]} Bg7 {[%emt 0:00:03]} 8. O-O {[%emt 0:00:02]} O-O {[%emt 0:00:01]} 9. Be3 {[%emt 0:00:01]} Nc6 {[%emt 0:00:15]} 10. Qd2 {[%emt 0:00:02]} Rb8 {[%emt 0:00:23]} 11. Rfb1 {[%emt 0:01:09]} Ng4 {[%emt 0:01:01]} 12. Bxg4 {[%emt 0:00:07]} Bxg4 {[%emt 0:00:00]} 13. Nd5 {[%emt 0:00:07]} Bd7 {[%emt 0:03:06]} 14. a5 {[%emt 0:00:50]} Ne5 {[%emt 0:01:38]} 15. Bg5 {[%emt 0:01:42]} Re8 {[%emt 0:01:51]} 16. b3 {[%emt 0:01:23]} Ng4 {[%emt 0:02:33]} 17. Re1 {[%emt 0:01:04]} h6 {[%emt 0:00:41]} 18. Bh4 {[%emt 0:00:03]} Bc6 {[%emt 0:03:30]} 19. h3 {[%emt 0:01:11]} Nf6 {[%emt 0:00:07]} 20. c4 {[%emt 0:04:01]} Nh5 {[%emt 0:00:05]} 21. f3 {[%emt 0:01:14]} g5 {[%emt 0:00:07]} 22. Bf2 {[%emt 0:00:10]} e6 {[%emt 0:00:05]} 23. Nb6 {[%emt 0:00:26]} Be5 {[%emt 0:00:58]} 24. Rad1 {[%emt 0:00:03]} Qe7 {[%emt 0:01:01]} 25. Ne2 {[%emt 0:00:33]} Red8 {[%emt 0:00:36]} 26. Bd4 {[%emt 0:00:02]} Nf4 {[%emt 0:00:06]} 27. b4 {[%emt 0:01:37]} Kh7 {[%emt 0:00:09]} 28. Qb2 {[%emt 0:00:56]} Qf6 {[%emt 0:00:22]} 29. Nxf4 {[%emt 0:00:11]} gxf4 {[%emt 0:00:23]} 30. Bxe5 {[%emt 0:00:18]} dxe5 {[%emt 0:00:10]} 31. b5 {[%emt 0:00:02]} Be8 {[%emt 0:00:03]} 32. bxa6 {[%emt 0:00:13]} bxa6 {[%emt 0:00:02]} 33. c5 {[%emt 0:00:12]} Bb5 {[%emt 0:00:11]} 34. Qc2 {[%emt 0:00:03]} Rxd1 {[%emt 0:00:26]} 35. Rxd1 {[%emt 0:00:02]} Rd8 {[%emt 0:00:02]} 36. Rd6 {[%emt 0:00:15]} Qh4 {[%emt 0:00:16]} 37. Qf2 {[%emt 0:00:36]} Qf6 {[%emt 0:00:38]} 38. Qd2 {[%emt 0:01:00]} Rg8 {[%emt 0:00:02]} 39. c6 {[%emt 0:00:06]} Qe7 {[%emt 0:00:03]} 40. Nd7 {[%emt 0:00:19]} Qg5 {[%emt 0:00:26]} 41. Qb2 {[%emt 0:01:07]} Qh4 {[%emt 0:00:08]} 42. Qf2 {[%emt 0:00:07]} Qe7 {[%emt 0:00:05]} 43. Qd2 {[%emt 0:00:06]} Qg5 {[%emt 0:00:11]} 44. Qb2 {[%emt 0:00:32]} Qh4 {[%emt 0:00:01]} 45. Qf2 {[%emt 0:00:01]} Qe7 {[%emt 0:00:01]} 46. Qd2 {[%emt 0:00:05]} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.2"]
[White "Mamedyarov, Shakhriyar"]
[Black "Anton Guijarro, David"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,88,14,0,0,-23,0,-22,-23,-30,-29,-32,-5,-14,0,-37,0,0,0,0,0,0,0,-31,-22,-33,0,0,0,0,20,18,19,-14,-3,-13,-13,-8,-20,-12,0,0,0,-56,-76,-112,-104,-89,-106,-101,-86,-171,-176,-191,-173,-191,-189,-200,-196,-198,-189,-191,-186,-187,-96,-147,-112,-337,-315,-471,-475,-466,-427,-420,-387,-404,-363]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 Nc6 6. d4 cxd4 7. cxd4 d5 8. Nc3 {8.Bc2 might become the main line.} Bf5 {[#] B22: Sicilian: 2 c3.} 9. h4 $146 ({Predecessor:} 9. Nge2 e6 10. Ng3 Bg6 11. h4 h5 12. Bg5 Be7 13. Bxe7 Qxe7 14. Nce2 Rc8 15. Rc1 Qb4+ 16. Qd2 Qxd2+ 17. Kxd2 {1-0 (30) Nguyen,N (2641)-Sadykov,R (2345) chess.com INT 2020}) 9... h5 10. Bg5 f6 {The position is equal.} 11. exf6 gxf6 12. Be3 e6 13. Nge2 Bd6 14. Nf4 Kf7 15. Nxh5 Qg8 16. Qf3 {[%cal Rc3d5]} Qg4 17. Qxg4 Bxg4 18. Ng3 Rag8 19. Rc1 a6 20. Kf1 Bxg3 21. fxg3 Bf5 22. Ne2 Bd3 23. Rd1 Bxe2+ 24. Kxe2 Rxg3 25. Kf2 Rhg8 26. Rh2 R3g4 27. h5 Na5 28. Bc2 (28. Rc1 $11 Nac4 29. h6) 28... Nbc4 $1 $15 29. Bg6+ Ke7 30. Bc1 Nc6 31. b3 Nd6 32. Be3 {[#]} (32. Bb1 $17 {was necessary.}) 32... f5 $1 $19 33. Rh3 {[#]} Ne4+ $1 34. Kg1 Kf6 35. Rf1 Rh8 36. Kh2 Rc8 37. Rc1 Rg8 38. Rf1 Nd6 (38... Ng5 $19 39. Bxg5+ Rxg5) 39. Bf4 (39. Rg3 $142 Rxg3 40. Kxg3) 39... Nb5 40. Bc1 $2 {White does not recover from this.} (40. Rg3 $17 Rxg3 41. Kxg3) 40... Ne7 ({Not} 40... Ncxd4 41. Bb2 $17) 41. a4 (41. Bb2 $142) 41... Nxd4 42. Bb2 Nxg6 43. hxg6 R8xg6 44. g3 Re4 {Weighted Error Value: White=0.25/Black=0.10} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.3"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2778"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,108,54,43,20,81,25,18,28,25,25,26,27,20,37,47,47,50,23,20,10,11,15,8,0,0,-5,12,-25,-27,-27,-12,-26,-9,-72,-7,-16,0,0,0,0,0,0,0,0,0,0,13,14,12,12,10,0,9,10,13,12,23,0,69,69,110,-35,0,-61,-61,-400,-388,-4578,-4181,-1988,-1970,-836,-376,-693,0,-29981,-29974,-29991,-29992,-29992,-29990,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Ne7 12. Nxf6+ gxf6 13. Nc2 Bb7 14. Bd3 d5 15. Qe2 {is now debated instead of 15.exd5. B33: Sicilian: Pelikan and Sveshnikov Variations.} f5 (15... dxe4 $11 16. Bxe4 Bxe4 17. Qxe4 Qd5 18. Qxd5 Nxd5) 16. O-O-O (16. exf5 $16 e4 17. f6) 16... fxe4 $11 {[#]} 17. Bxe4 $1 {The position is equal.} Qc7 (17... Qd6 18. Kb1) 18. Bf3 O-O-O 19. g3 {[#]} Kb8 $146 ({Predecessor:} 19... f5 20. Rhe1 Ng6 21. Bh5 e4 22. f4 Ne7 23. Kb1 Nc6 24. Ne3 d4 25. cxd4 Nxd4 {½-½ (54) Almendras,E (2143)-Vera,S (2056) La Paz 2020}) 20. Kb1 Nc8 21. Rhe1 Rhe8 22. Ne3 {[%cal Rf3d5]} Nb6 23. Qc2 f6 24. Bg2 Rd6 25. Rd2 Red8 26. Red1 a5 27. a3 Nc4 28. Nxc4 bxc4 29. Qf5 Ka7 30. Ka1 (30. f4 $11 {remains equal.}) 30... Qd7 ({Black should play} 30... Bc8 $17 31. Qf3 Bb7) 31. Qh5 Qc7 32. f4 e4 33. Rd4 Bc6 34. R1d2 Be8 35. Qe2 Bc6 36. Qe3 {Threatens to win with Rxd5+.} Qb6 37. f5 R6d7 38. Qh6 Ba4 39. g4 Ka6 40. Bf1 Ka7 41. h4 Rb7 42. Qe3 {Threatening Rxe4!} ({Stronger than} 42. Bxc4 e3 $17) 42... Rdb8 (42... Re7 $11) 43. g5 $14 Bd7 44. gxf6 (44. Qf4 $16) 44... Bxf5 45. Qg5 (45. Qf4 $11 Be6 46. Bxc4 dxc4 47. Rd6 Qg1+ 48. Rd1) 45... Be6 $15 46. Bxc4 $2 {[%mdl 8192]} Rg8 $19 ({Wrong is} 46... dxc4 $2 47. Rd6 $18) 47. Qe5 (47. Qe3 dxc4 48. Ka2) 47... Rg1+ 48. Ka2 dxc4 {[%csl Gb7,Gc4,Ge6][%cal Rb6b3]} 49. b4 cxb3+ 50. Kb2 {[#] Strongly threatening Rd6.} e3 $2 ({Black should try} 50... Ra1 $3 $19 {[%mdl 512] ( -> ...Ra2+)} 51. Rd6 (51. Kxa1 $2 {gets mated.} b2+ 52. Kb1 Ba2+ {[%mdl 64] Decoy, Promotion} 53. Kxa2 b1=Q#) 51... Ra2+ 52. Kb1 Rxd2 53. Rxb6 Rxb6) 51. Qxe3 $2 {[%mdl 8192] [#]} (51. Ra4 $11 Rd7 52. Rxd7+ Bxd7 53. Rxa5+ Kb7 54. Qe4+ {[%mdl 64] Double Attack} Qc6 55. Qb4+ {[%mdl 64] Double Attack} Qb6 56. Qe4+ {[%mdl 64] Double Attack} Bc6 57. Qe7+ Kc8 58. Qe6+ Kb8 59. Qd6+ Qc7 60. Qf8+ Qc8 61. Qd6+ Qc7 62. Qf8+ Qc8 63. Qd6+ Qc7) 51... Ra1 $3 {[%mdl 512] Black mates.} 52. Qe5 (52. Re4 Ra2+) 52... Ra2+ 53. Kb1 Rxd2 54. Rxd2 b2 {Weighted Error Value: White=0.68/Black=0.23} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.4"]
[White "Karjakin, Sergey"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2709"]
[BlackElo "2703"]
[Annotator "ChessBase"]
[PlyCount "113"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. e5 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 5. Be2 {[%emt 0:00:00]} Ne7 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:00]} h6 {[%emt 0:00:06]} 7. O-O {[%emt 0:00:00]} Nd7 {[%emt 0:00:04]} 8. Nbd2 {[%emt 0:00:01]} a5 {[%emt 0:00:05]} 9. a4 {[%emt 0:00:07]} Bh7 {[%emt 0:01:05]} 10. Nb3 {[%emt 0:00:17]} Qb6 {[%emt 0:00:48]} 11. Ne1 {[%emt 0:00:15]} Nf5 {[%emt 0:01:18]} 12. Nd3 {[%emt 0:00:35]} Be7 {[%emt 0:00:17]} 13. Re1 {[%emt 0:00:33]} g5 {[%emt 0:01:42]} 14. Bh5 {[%emt 0:01:05]} Ng7 {[%emt 0:00:17]} 15. Be2 {[%emt 0:00:03]} h5 {[%emt 0:01:41]} 16. Ndc5 {[%emt 0:01:16]} g4 {[%emt 0:02:03]} 17. Nxd7 {[%emt 0:00:52]} Kxd7 {[%emt 0:00:00]} 18. Nc5+ {[%emt 0:00:32]} Bxc5 {[%emt 0:01:11]} 19. dxc5 {[%emt 0:00:00]} Qxc5 {[%emt 0:00:00]} 20. Qb3 {[%emt 0:00:08]} Rhb8 {[%emt 0:00:17]} 21. Be3 {[%emt 0:00:40]} Qe7 {[%emt 0:00:01]} 22. Rad1 {[%emt 0:01:16]} b6 {[%emt 0:01:33]} 23. f3 {[%emt 0:01:49]} gxf3 {[%emt 0:01:24]} 24. Bxf3 {[%emt 0:00:00]} Kc7 {[%emt 0:00:02]} 25. Bf2 {[%emt 0:00:24]} Bg6 {[%emt 0:00:26]} 26. c4 {[%emt 0:01:11]} Qb4 {[%emt 0:00:18]} 27. Qa2 {[%emt 0:00:11]} Qxc4 {[%emt 0:02:27]} 28. Qxc4 {[%emt 0:00:17]} dxc4 {[%emt 0:00:00]} 29. Rd6 {[%emt 0:00:02]} c5 {[%emt 0:00:02]} 30. Rc6+ {[%emt 0:00:15]} Kd7 {[%emt 0:00:57]} 31. Rd6+ {[%emt 0:00:04]} Kc7 {[%emt 0:00:05]} 32. Red1 {[%emt 0:00:47]} Bd3 {[%emt 0:00:04]} 33. b3 {[%emt 0:00:04]} Rd8 {[%emt 0:01:31]} 34. Bxa8 {[%emt 0:00:38]} Rxa8 {[%emt 0:00:04]} 35. bxc4 {[%emt 0:00:01]} Bxc4 {[%emt 0:00:10]} 36. Rd7+ {[%emt 0:00:03]} Kc8 {[%emt 0:00:01]} 37. Rd8+ {[%emt 0:01:26]} Kb7 {[%emt 0:00:01]} 38. R1d7+ {[%emt 0:00:03]} Kc6 {[%emt 0:00:01]} 39. Rd6+ {[%emt 0:00:02]} Kb7 {[%emt 0:00:01]} 40. Rxa8 {[%emt 0:00:11]} Kxa8 {[%emt 0:00:00]} 41. Rxb6 {[%emt 0:00:01]} Nf5 {[%emt 0:00:04]} 42. Bxc5 {[%emt 0:00:02]} Nh4 {[%emt 0:00:07]} 43. Bd4 {[%emt 0:00:33]} Bd3 {[%emt 0:00:12]} 44. Rb3 {[%emt 0:00:46]} Be4 {[%emt 0:00:08]} 45. Rh3 {[%emt 0:00:03]} Nxg2 {[%emt 0:00:32]} 46. Rxh5 {[%emt 0:00:02]} Kb7 {[%emt 0:00:00]} 47. Kf2 {[%emt 0:00:42]} Kc6 {[%emt 0:00:24]} 48. Bc3 {[%emt 0:00:39]} Kd5 {[%emt 0:00:34]} 49. Bd2 {[%emt 0:00:39]} Kd4 {[%emt 0:00:18]} 50. h4 {[%emt 0:00:14]} Kd3 {[%emt 0:00:07]} 51. Bg5 {[%emt 0:00:06]} Kd4 {[%emt 0:00:02]} 52. Rh8 {[%emt 0:00:39]} Kxe5 {[%emt 0:00:03]} 53. h5 {[%emt 0:00:01]} Kf5 {[%emt 0:00:13]} 54. Rg8 {[%emt 0:00:09]} f6 {[%emt 0:00:15]} 55. h6 {[%emt 0:00:14]} Ke5 {[%emt 0:00:00]} 56. Bc1 {[%emt 0:00:27]} Nh4 {[%emt 0:00:15]} 57. h7 {[%emt 0:00:25]} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.5"]
[White "Radjabov, Teimour"]
[Black "Vachier-Lagrave, Maxime"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2758"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,58,14,17,18,16,16,24,19,29,0,0,0,0,0,0,-1,0,0,1,-8,1,0,4,-3,0,0,0,-18,-21,-45,-47,-235,-236,-229,-228,-242,-230,-221,-193,-207,-210,-368,-366,-352,-327,-375,-346,-347,-335,-447,-442]} 1. Nf3 f5 2. c4 Nf6 3. b3 g6 4. Bb2 Bg7 5. g3 b6 6. Bg2 {A10: English Opening: Unusual Replies for Black.} Bb7 7. O-O O-O 8. d4 {White has an edge.} a5 $5 {[%mdl 4] A promising side line.} 9. Nbd2 e6 {[#]} 10. Rc1 $146 ({Predecessor:} 10. a3 Na6 11. Qc2 Qe7 12. Rad1 d6 13. Qb1 Rae8 14. Ba1 c5 15. Bc3 Qc7 16. Qb2 {0-1 (38) Bindrich,F (2594)-Vallejo Pons,F (2684) Berlin 2015}) 10... Na6 11. a3 Qe7 12. e3 d6 13. Qe2 c5 14. Rfd1 Rad8 15. Nb1 Ne4 16. Nc3 (16. Ne1 {keeps more tension.} cxd4 17. exd4 e5 18. f3 Ng5 19. Nc3) 16... Nxc3 17. Bxc3 e5 18. dxe5 dxe5 19. Rxd8 Rxd8 20. Rd1 $2 {Now White is beyond hope.} (20. Ne1 $15) 20... Rxd1+ $19 21. Qxd1 {Threatening Nxe5!} e4 {[%csl LRc3,LRf3][%mdl 64] [#] Discovered Attack} 22. Bxg7 {aiming for Bh6.} exf3 ({Not} 22... Kxg7 23. Nd2 $11) 23. Bxf3 Kxg7 24. Bxb7 Qxb7 25. Qd6 $2 {[#]} (25. Qa1+ Kg8 26. Qf6) 25... Qc7 26. Qd2 Nb8 27. b4 axb4 28. axb4 Nd7 29. b5 Nf6 {Weighted Error Value: White=0.35/Black=0.03} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.6"]
[White "Pichot, Alan"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "C53"]
[WhiteElo "2548"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,112,72,64,58,60,39,29,58,32,75,70,84,79,76,81,89,88,138,4,7,9,4,0,0,-6,0,0,0,0,7,6,9,0,0,0,0,0,0,0,0,0,0,0,0,0,7,0,0,0,0,-50,-47,-30,0,-25,-26,-48,-56,-56,-42,-42,-43,-59,-60,-85,-84,-119,-93,-93,-74,-101,-83,-86,-80,-78,-77,-95,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 Bb6 6. dxe5 Bg4 {C53: Giuoco Piano sidelines.} 7. exd6 Nf6 {[#]} 8. h3 $146 ({Predecessor:} 8. O-O Ne5 9. Be2 Bxf3 10. Bxf3 cxd6 11. Bg5 O-O 12. Na3 h6 13. Bf4 Re8 14. Re1 {1-0 (53) Pagnutti,L (1962)-Petrovcic,C (1655) Nova Gorica 2017}) 8... Bxf3 {White has an edge.} 9. Qxf3 Qxd6 10. Bf4 Ne5 11. Bxe5 Qxe5 12. Nd2 O-O-O 13. O-O-O ({Don't play} 13. Bxf7 $6 Rxd2 14. Kxd2 Rf8 $11) 13... Rd7 14. Qf5 (14. Bd3 $16) 14... Qxf5 $11 15. exf5 Bxf2 16. Nf3 Re7 17. g4 Ne4 {Hoping for ...Be3+.} 18. Kc2 Rhe8 19. Rh2 Bc5 20. b4 Be3 21. Bd5 Nf6 22. Re2 Nxd5 23. Rxd5 c6 24. Rd1 Bf4 25. Rxe7 Rxe7 {[%mdl 4096] Endgame KRB-KRN} 26. Rd4 Be3 27. Rc4 Bb6 28. b5 Kd7 29. bxc6+ bxc6 30. Kd2 Kd6 31. Rb4 h6 32. a4 Kd5 33. a5 Bxa5 34. Rd4+ Kc5 35. f6 gxf6 36. Rf4 Bd8 37. Rf5+ Kb6 38. Rh5 Bc7 39. Kc2 Re3 40. Rf5 Be5 41. Kd2 Re4 42. Nxe5 fxe5 43. Rxf7 {[#]} Rf4 ({Better is} 43... a5 $1 $17 44. Rf8 Rf4 45. Rb8+ Kc5) 44. Rxf4 $1 {The position is equal.} exf4 {KP-KP} 45. h4 $1 a5 46. g5 hxg5 47. hxg5 {K3P-KPP} a4 $1 {[%cal Ra4a3]} 48. g6 {[#] Strongly threatening g7.} a3 {With the idea ...a2.} 49. g7 a2 50. g8=Q a1=Q {Black wants to play ...Qb2+. KQ-KQ} 51. Qb8+ Kc5 52. Qb4+ (52. Qxf4 {looks sharper.} Qb2+ 53. Kd3 Qb1+ 54. Kd2 Qb2+) 52... Kd5 53. Qd4+ Ke6 54. Qe4+ Kd7 55. Qd4+ Kc8 56. Qxf4 Qb2+ {Weighted Error Value: White=0.10/Black=0.08} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.7"]
[White "So, Wesley"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2741"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "8.8"]
[White "Aronian, Levon"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B60"]
[WhiteElo "2778"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,114,54,52,53,53,62,62,51,53,39,29,45,24,31,28,27,11,17,39,35,50,47,60,53,54,54,54,54,54,54,58,45,64,59,63,52,53,46,45,32,29,27,37,24,47,16,54,56,58,27,60,49,66,60,52,55,66,66,63,66,71,62,59,54,61,55,55,55,51,20,26,13,13,8,5,0,0,0,8,0,8,8,18,0,0,0,21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 g6 7. Bxf6 exf6 8. Bb5 {is now debated instead of 8.Bc4. B60: Sicilian: Richter-Rauzer: Unusual Black 6th moves and 6...Bd7 without 7 Qd2.} Bd7 9. Nde2 Be6 10. Qd2 {White is slightly better.} Bg7 {[#]} 11. Nf4 $146 ({Predecessor:} 11. Nd4 Rc8 12. Rd1 Ke7 13. O-O Nxd4 14. Qxd4 Qb6 15. Qxb6 axb6 16. Ba4 Rc5 17. Rfe1 {0-1 (40) Matanovic,A (2490)-Chernikov,O (2464) Elista 2002}) 11... O-O 12. Nxe6 fxe6 13. Rd1 f5 14. Qxd6 Nd4 15. Qxd8 Rfxd8 16. Bd3 b5 17. exf5 ({Of course not} 17. Bxb5 Rdb8 $17) 17... gxf5 18. Nxb5 ({But not} 18. Bxb5 Rdb8 $11) 18... Nxb5 19. Bxb5 Rxd1+ 20. Kxd1 Bxb2 $14 {[%mdl 4096] Endgame KRB-KRB} 21. Ke2 Rc8 22. Ba4 Rc7 23. Rd1 Kf7 24. Bb3 Ke7 25. Kf1 Rd7 26. Re1 e5 27. Re3 Kf6 28. Rh3 Kg5 29. Be6 Re7 30. Bd5 e4 31. Ke2 Bd4 32. Rb3 Rc7 33. c4 Rc5 34. Ra3 Rc8 35. f3 exf3+ 36. Rxf3 Re8+ 37. Kd3 Bc5 38. Rh3 Re7 39. Rg3+ Kf4 40. Kd2 Re3 41. Rg7 Ra3 42. Rxh7 Rxa2+ {The position is equal.} 43. Kd3 a5 44. Rc7 Ra3+ 45. Kc2 Bb4 46. Kb2 Rc3 47. Rb7 Re3 48. Bf3 Rc3 49. Bd5 (49. c5 {keeps more tension.} Rxc5 50. h4 Rc4 51. Kb3 Rc3+ 52. Ka2) 49... Re3 50. h4 Kg4 51. Rh7 a4 {[#] ...a3+ is the strong threat.} 52. Bf3+ Kf4 {And now ...a3+ would win.} 53. Rb7 Rb3+ 54. Ka2 Ra3+ 55. Kb2 Rb3+ 56. Ka2 Ra3+ 57. Kb2 Rb3+ {Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.1"]
[White "Dubov, Daniil"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2770"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,93,22,25,17,25,-16,25,25,45,25,29,29,61,26,27,28,20,14,29,27,29,28,30,21,31,17,20,-2,-4,-19,31,0,0,0,0,-4,-14,0,0,-61,-64,-74,-69,-56,-53,-125,-127,-229,-248,-239,-245,-225,-230,-231,-229,-211,-167,-161,-165,-153,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. e4 {[%cal Re4d5] D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} dxe4 $1 {[%mdl 4] is more profitable than 7...Nc6 at the moment.} 8. Qxd8+ Kxd8 9. Ng5 {White has an edge.} Be6 10. Nxe6+ fxe6 11. Bg5 Nc6 12. O-O-O+ Ke8 13. Bb5 Rc8 14. Kb1 Bb4 15. Bxf6 gxf6 16. Nxe4 f5 17. Ng5 {Hoping for a3.} Ke7 $1 18. a3 Ba5 {[#]} 19. Bc4 $146 ({Predecessor:} 19. f4 h6 20. Nf3 Rhd8 21. Rxd8 Nxd8 22. Rd1 Rc7 23. Ne5 a6 24. Be2 Bb6 25. Ng6+ Ke8 26. Bh5 Nc6 27. g4 fxg4 {½-½ (56) Carlsen,M (2862)-Tari,A (2625) Wijk aan Zee 2021}) 19... Nd8 20. Bb5 Nc6 21. b4 Bb6 22. Rhe1 Nd4 23. Rxd4 {[%mdl 64] Remove Defender} Bxd4 24. Rxe6+ Kf8 25. Rd6 {[#]} (25. f4 $11) 25... h6 $1 $15 {[%cal Rh6g5]} 26. Nf3 (26. Nh3 Be5) 26... Bxf2 27. Ne5 Rg8 $1 {[%cal Rg8g2]} 28. Ng6+ ({White should play} 28. Bd7 $15 Rc7 29. g3) 28... Kf7 $17 29. Bc4+ Rxc4 $19 30. Ne5+ Ke7 31. Nxc4 {[%mdl 4096] Endgame KRB-KRN} b5 (31... Rxg2 32. Rxh6 Bd4 33. Nd6 $17) 32. Rd2 Rxg2 (32... bxc4 33. Rxf2 Rg4 34. Kc2 $16) 33. Nd6 f4 ({Don't take} 33... Rxh2 34. Nxf5+ Kf8 35. Kc2 $17) 34. Nxb5 Rxh2 35. Kc2 {[#]} Bg1 ({Better is} 35... h5 $1 $17 {aiming for ...Bg1.} 36. Nxa7 Rg2 37. Nc8+ Kf8 38. Rd8+ Kf7) 36. Rxh2 $11 {The position is equal.} Bxh2 {KB-KN} 37. Kd3 $1 h5 {Threatens to win with ...h4.} 38. Ke4 a6 (38... h4 $5 39. Kf3 $8 Bg3 $11) 39. Nd4 Bg3 40. Ne2 Kd6 (40... Kf6 {keeps more tension.} 41. a4 h4 42. Nxf4 Kg5 43. Nd5 h3) 41. Nxf4 Bxf4 42. Kxf4 {KPP-KPP} Kd5 (42... Kc6 $5 43. a4 $8 (43. Kg5 {leads to mate.} Kb5 44. Kxh5 Ka4 45. Kh4 Kxa3 46. Kg4 Kxb4 47. Kf3 a5 48. Ke2 Kc3 49. Kd1 Kb2 50. Ke1 a4 51. Kf1 Kc3 52. Kf2 a3 53. Kg2 Kd4 54. Kh3 Ke4 55. Kh4 a2 56. Kh5 a1=Q 57. Kg6 Ke5 58. Kg7 Kf5+ 59. Kg8 Qa7 60. Kf8 Kf6 61. Kg8 Qg7#) 43... Kd5 $11) 43. a4 $1 (43. Kg5 {is a self mate.} Kc4 44. Kh4 Kb3 45. Kxh5 Kxa3 46. Kg4 Kxb4 47. Kf3 Kc3 48. Ke2 Kc2 49. Kf2 a5 50. Kg2 a4 51. Kh3 a3 52. Kg4 a2 53. Kg5 a1=Q 54. Kf5 Kd3 55. Ke6 Ke4 56. Kd6 Qa4 57. Ke7 Qc6 58. Kd8 Ke5 59. Ke7 Qb7+ 60. Kf8 Kf6 61. Kg8 Qg7#) 43... Kc4 44. b5 {[%cal Rb5a6]} axb5 45. axb5 Kxb5 46. Kg5 h4 {( -> ...h3)} 47. Kxh4 {Whites escaped into a draw.  Weighted Error Value: White=0.13/Black=0.11} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.2"]
[White "Nakamura, Hikaru"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2829"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,59,0,8,-15,0,0,0,0,21,26,14,18,14,12,57,63,59,27,41,7,7,13,18,16,73,68,108,81,83,78,77,65,124,90,96,105,112,131,138,144,464,457,1107,1089,29988,29988]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. d4 O-O 6. c4 c6 7. Qb3 Qb6 8. Nc3 Rd8 9. h3 {D78: Fianchetto Grünfeld: 6 0-0 c6.} Bf5 {is the legacy move (9...Be6).} 10. Bf4 dxc4 11. Qxc4 {The position is equal.} Nd5 12. Ng5 {[%cal Rg2d5]} Qxd4 13. Qb3 $40 {[%mdl 128] [#] Black must now prevent e4. White is up to no good.} Qb6 {Strongly threatening ...h6.} 14. Nxd5 ({Reject} 14. Bxd5 cxd5 15. Qxb6 axb6 $17) 14... Qxb3 15. Nxe7+ Kf8 {[#]} 16. axb3 $146 ({Predecessor:} 16. Nxg6+ hxg6 17. axb3 Bxb2 18. Ra2 Bd4 19. g4 Bc8 20. b4 Bb6 21. Ra3 Na6 22. Rxa6 bxa6 23. Bxc6 {½-½ (66) Loginov,V (2610)-Ruck,R (2435) Harkany 1994}) 16... Kxe7 17. e4 Be6 18. Nxe6 Kxe6 19. Rfd1 Nd7 (19... Rxd1+ $11 {remains equal.} 20. Rxd1 Nd7) 20. h4 $16 Nc5 21. Rxd8 Rxd8 22. Bh3+ Ke7 23. Rxa7 Bxb2 (23... Bd4 $14) 24. b4 Nxe4 25. Rxb7+ Kf8 26. Bf1 Rd1 {[#]} 27. Kg2 $1 Nf6 $2 {[%mdl 8192]} (27... Bc1 $16 {is a better chance.}) 28. b5 $18 {[%cal Bb4b5,Bb5c6,Bc6c7][%mdl 32]} Rxf1 (28... Nd5 $142 29. bxc6 Nxf4+ 30. gxf4 Kg7) 29. bxc6 {[%mdl 64] c7 is the strong threat. Discovered Attack} Re1 30. c7 {Weighted Error Value: White=0.05/Black=0.60} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.3"]
[White "Van Foreest, Jorden"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2543"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,110,-26,-11,-27,-16,-12,0,-7,0,0,0,0,0,0,0,-9,-11,-62,-63,-53,-57,-47,-43,-70,-60,-135,-124,-144,-35,-38,-11,-15,-20,-123,-125,-125,-101,-97,-105,-97,-116,-102,-118,-315,-224,-253,-246,-252,-267,-246,-260,-238,0,0,0,-241,-230,-224,-224,-685,-690,-685,-678,-641,-596,-563,-512,-512,-488,-491,-479,-810,-691,-764,-849,-1084,-916,-764,-764,-759,-616,-541,-443,-29947,-29951,-5958,-2126,-5131,-5591,-5089,-5089,-4133,-4622,-29977,-29979,-29991,-29992,-29994,-29995,-29997,-29998,-29999,-29999]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bb5 Bc5 6. Nb3 {C45: Scotch Game.} Bb6 7. Nc3 d6 8. O-O {The position is equal.} Bg4 9. Qd3 O-O {[#]} 10. Bxc6 $146 ({Predecessor:} 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd5 Qxb2 13. c3 Ne5 14. Qg3 c6 15. Nxb6 axb6 16. f4 cxb5 17. fxe5 {1-0 (39) Harff,W (2125)-Van Dael,S (1937) Goch 2015}) 10... bxc6 11. a4 {And now a5 would win.} a5 12. Bg5 h6 13. Bh4 (13. Be3 $11) 13... g5 $15 14. Bg3 Nh5 15. Nd4 Bd7 16. Rad1 Qf6 17. e5 ({White should play} 17. Nf3 $15) 17... dxe5 $17 18. Ne4 Qg7 (18... Qe7 $17 19. Nf3 Bf5) 19. Nf3 $15 Be6 20. Bxe5 f6 21. Ng3 fxe5 22. Nxh5 Qf7 $36 {[%mdl 2048] Black is in control.} 23. Ng3 Bc4 {[%mdl 64] Skewer} 24. Qe4 Bxf1 25. Rxf1 Rae8 26. h4 $2 (26. h3 $17) 26... gxh4 27. Nxh4 Bxf2+ 28. Kh1 {[#] Threatens to win with Rxf2!} Re6 $1 ({Don't blunder} 28... Bxg3 $2 29. Rxf7 Rxf7 30. Qg6+ Kf8 31. Qxg3 $18) 29. Qg4+ {[#]} Kh7 $1 30. Nh5 {Hoping for Rxf2!} Rg8 $2 ({Better is} 30... Qg8 $19 31. Qe4+ Kh8) 31. Qe2 $11 Rf8 $2 (31... Rg5 $11 32. g4 Rxh5 {[%mdl 64] Remove Defender} 33. gxh5 Rf6 34. Qe4+ Kg8 35. Qg4+ Kh7 36. Qe4+ {[%mdl 64] Double Attack} Kg8 37. Qg4+ Kh7 38. Qe4+ {[%mdl 64] Double Attack}) 32. Qg4 $1 $19 {Strongly threatening Rxf2! White is now going downhill.} Qg8 33. Qe4+ Kh8 {...Qg5 is the strong threat.} 34. g3 $2 (34. Nf5 Qg5 35. Rxf2 Qxh5+ 36. Kg1) 34... Qg5 35. Qe2 {[#]} Rd6 $1 36. Kg2 {[#]} Rdf6 37. Kh3 {[#]} Bxg3 $1 38. Nxg3 {aiming for Ne4.} Rxf1 39. Nxf1 Rf4 $1 {[%csl Gg5,LRa4,LRh4][%cal Rf4h4][%mdl 64] Double Attack} 40. Nf3 (40. Qxe5+ $142 Qxe5 41. Ng6+ Kg7 42. Nxe5 Rxf1 43. Nc4) 40... Qg4+ {[%mdl 64] Double Attack} 41. Kh2 Qxf3 42. Qxe5+ {[%mdl 4096] Endgame KQR-KQN} Kh7 {( -> ...Rh4+)} 43. Ng3 Rh4+ 44. Kg1 Rg4 45. Kh2 Rg7 46. b4 (46. c3 $19) 46... axb4 47. a5 c5 48. a6 c4 49. a7 b3 50. cxb3 cxb3 51. Qe1 b2 {Black mates.} 52. Qb1+ Rg6 53. Qe1 b1=Q 54. a8=Q Qc2+ 55. Kh3 Qcg2+ {Weighted Error Value: White=0.52/Black=0.20} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.4"]
[White "Vachier-Lagrave, Maxime"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2860"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,0,4,-6,6,-3,0,0,69,62,66,48,52,64,83,45,53,44,38,30,37,39,69,65,75,48,68,42,39,42,50,63,66,66,83,78,89,38,107,104,139,105,122,83,92,70,103,83,113,83,83,83,135,122,121,96,165,165,169,168,186,178,186,91,95,95,101,98,143,129,158,155,191,191,191,189,191,191,321,317,300,217,349,283,304,270,304,280,5873,5289]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Qb6 5. Qb3 c4 6. Qc2 {D00: 1 d4 d5: Unusual lines.} g6 7. Nd2 Bg7 {[#]} 8. e4 $146 {The position is equal.} ({Predecessor:} 8. h3 O-O 9. Ngf3 Nc6 10. Be2 Bf5 11. Qc1 a5 12. a4 Nd7 13. e4 dxe4 14. Nxc4 {½-½ (27) Grube,F (2336)-Sueess,F (2242) ICCF email 2017}) 8... e6 (8... O-O $11) 9. e5 Nfd7 10. b3 cxb3 11. axb3 O-O 12. Ngf3 f6 13. exf6 Nxf6 14. Bd3 Nc6 {[%cal Bb8c6,Bc6e7,Be7f5][%mdl 32]} 15. O-O Nh5 16. Be3 Nf4 17. b4 (17. Bxf4 $5 Rxf4 18. b4 $14) 17... Bd7 18. Nb3 Nxd3 19. Qxd3 Ne7 20. Rfe1 Rxf3 21. gxf3 Rf8 22. Bg5 Nf5 23. Nc5 ({Better is} 23. Ra5 $16) 23... Bc8 ({Black should try} 23... Bb5 $14 24. Qd1 Re8) 24. Re2 h6 25. Bd2 a6 26. Rae1 {[%cal Rc5e6]} Rf6 27. Kh1 Qd6 28. f4 Kh7 29. Qh3 b6 30. Nd3 a5 (30... Rf8 $142) 31. bxa5 $16 bxa5 32. Nc5 Qb6 {[#]} (32... Bf8 $16) 33. Qd3 $1 $18 Bf8 34. Rb1 Qc7 35. Qb5 Bd6 36. Nd3 (36. Ra1 $18 {has better winning chances.}) 36... Rf7 $16 37. Ne5 Rg7 38. Be1 g5 39. fxg5 {Strongly threatening g6+.} Rxg5 40. f4 Rg8 41. Rbb2 Bxe5 (41... Qg7 $2 42. Rg2 $18) 42. fxe5 (42. Rxe5 $6 a4 $14) 42... Rg5 43. Rg2 Qf7 (43... Rxg2 {was called for.} 44. Kxg2 (44. Rxg2 Bd7 $18) 44... Qg7+ 45. Bg3 Bd7) 44. Rxg5 $18 ({Less strong is} 44. Qxa5 Rxg2 45. Rxg2 Nxd4 $16) 44... hxg5 45. Rg2 ({Not} 45. Qxa5 Nxd4 46. Rf2 Nf3 $16) 45... Qg6 (45... Qh5 $142 46. Qd3 (46. Qxa5 Qd1 $11) 46... Bd7) 46. Qe2 a4 47. h4 a3 48. Rxg5 Qh6 {[#]} (48... Qe8 49. Bg3 Bd7) 49. Rh5 {Weighted Error Value: White=0.16/Black=0.23} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.5"]
[White "Firouzja, Alireza"]
[Black "Radjabov, Teimour"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2703"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,63,54,79,63,72,39,47,56,71,63,48,58,85,0,0,0,4,0,9,14,59,66,37,66,189,190,188,189,191,177,181,139,143,143,135,126,594,594,843,821,1500,1500]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. b4 g5 13. c5 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5.} Rf6 14. a4 Rg6 {[#]} 15. Kh1 $146 {White is slightly better.} ({Predecessor:} 15. Ba3 Nf6 16. Nf2 h5 17. h3 Kh7 18. Kh2 g4 19. fxg4 hxg4 20. hxg4 Neg8 21. Rh1 {0-1 (38) Youngworth,P (2295)-Root,D (2400) Phoenix 1981}) 15... a6 16. Rg1 Nf6 17. Nf2 Nh5 18. g3 (18. Rf1 $16) 18... Rh6 $1 $11 19. Kg2 Nf6 20. a5 Qe8 21. Rh1 Qg6 (21... Bd7 {is more complex.} 22. Na4 Nc8 23. Bb2 Rb8 24. g4 Rh4) 22. cxd6 cxd6 23. Na4 fxg3 ({Better is} 23... g4 $14) 24. hxg3 $18 {Threatens to win with Rxh6.} Rxh1 25. Qxh1 g4 26. Nb6 Rb8 27. Ra3 h5 {[#]} 28. Qh4 $1 gxf3+ 29. Bxf3 ({And not} 29. Rxf3 Bg4 $15) 29... Bh6 $2 {[%mdl 8192] [#]} (29... Bg4 $16) 30. Bxh5 $1 {[%mdl 512] White is clearly winning.} Nxh5 (30... Qxh5 31. Qxh5) 31. Bxh6 Qf7 32. Rf3 {Weighted Error Value: White=0.14/Black=0.49} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.6"]
[White "Carlsen, Magnus"]
[Black "Karjakin, Sergey"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2881"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,79,21,26,28,22,16,26,17,16,20,26,21,67,79,88,82,85,83,88,75,143,141,141,141,141,141,168,160,172,159,297,297,321,320,376,305,334,181,183,182,485,435,467,452,441,425,610,600,594,572,631,631,624,624,616,616,973,964]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qc2 h6 8. Bh4 c5 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. dxc5 Nxc5 13. Be2 {D61: Queen's Gambit Declined: Classical: 7 Qc2.} Bg4 14. O-O Rac8 15. Rad1 {White has an edge.} Rfd8 16. h3 Ne6 17. Qa4 Bxf3 18. Bxf3 Qc5 {[#]} 19. b4 $146 ({Predecessor:} 19. Rd2 b5 20. Qa5 Ng5 21. Bg4 Ne4 22. Bxc8 Rxc8 23. Rd4 {1-0 (23) Kryakvin,D (2594)-Bacallao Alonso,Y (2590) Lichess.org INT 2020}) 19... Qc4 20. Qxa7 d4 21. exd4 {Hoping for d5.} Nxd4 (21... Qxb4 $142 22. d5 (22. Bxb7 Rc7 $16) (22. Qxb7 Qc4 $16) 22... Ng5) 22. Bxb7 $16 Rc7 {[#] White should prevent ...Rcd7.} 23. Qa5 $1 Rcd7 ({Not} 23... Ne2+ $2 24. Kh1) 24. Ba6 Qe6 {White must now prevent ...Nf3+!} 25. Kh1 Rd6 26. b5 g6 (26... Qf6 $16 {might work better.} 27. Rc1 Qg5) 27. a4 $18 Qf5 28. Qb4 Qe5 {With the idea ...Nf3.} 29. Qc3 Qf4 30. Bb7 (30. Rd3 $142) 30... Nxb5 {[#]} 31. Rxd6 Nxc3 $2 (31... Nxd6 32. Qc7 Qf6) 32. Rxd8+ {White is clearly winning.} Kg7 33. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Qc7 {[#]} 34. a6 $1 {[%mdl 512] aiming for Rc8.} Nb5 (34... Qa5 $142 35. Rd3 Nb5) 35. Rfd1 h5 36. Kg1 h4 37. R8d7 Qc2 38. Ra1 Qc3 39. Rdd1 g5 40. a7 {Black got outplayed after the opening.  Weighted Error Value: White=0.09/Black=0.41} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.7"]
[White "Anton Guijarro, David"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2674"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,84,21,19,33,15,39,29,37,13,17,13,50,21,71,64,75,67,76,69,105,76,103,114,118,107,100,106,129,126,124,108,108,115,118,109,104,113,140,142,142,135,137,129,125,-29,-34,-52,-57,-133,-124,-156,-144,-170,-177,-238,-256,-243,-241,-235,-202,-365,-355,-338,-327,-605,-596,-596,-596,-585,-585,-644,-641,-635,-611,-705,-422]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 d6 5. Nc3 O-O 6. Be2 Re8 {E61: King's Indian: Early deviations for White, including Smyslov System.} 7. O-O Nc6 8. d5 $5 {[%mdl 4] [#] Leaves trodden paths.} Nb4 $146 {White has an edge.} ({Predecessor:} 8... Nb8 9. Qc2 e5 10. dxe6 Bxe6 11. Nd4 Bd7 12. b3 Nc6 13. Bb2 Nxd4 14. exd4 Bf5 15. Bd3 Bxd3 16. Qxd3 Qd7 17. d5 a6 18. Rae1 Rxe1 19. Rxe1 Re8 20. Rxe8+ Qxe8 21. Qe2 Qxe2 {½-½ (21) Schiller,E (2199)-Ciruk,J (2240) Dos Hermanas 2003}) 9. a3 Na6 10. Nd4 Bd7 11. e4 c5 12. Nc2 e6 13. dxe6 Bxe6 14. Bg5 h6 15. Bf4 Qb6 16. Rb1 ({Don't play} 16. Bxd6 $6 Red8 $11) (16. Qxd6 Qxb2 17. Qd3 Nh5 $15) 16... Rad8 17. Qd2 Kh7 18. Rfd1 Nb8 19. b4 $1 cxb4 20. axb4 Qc6 21. b5 (21. Bxd6 $6 Ng8 $11) 21... Qc8 22. Ne3 Nbd7 23. Bxd6 ({Much worse is} 23. Qxd6 $6 Nc5 $11) 23... Nc5 24. Qc2 Nfd7 25. f3 Ne5 26. f4 Ned3 27. e5 ({Better is} 27. Bxd3 $16 Bd4 28. Bxc5 Qxc5 29. Kh1 $1 Bxe3 30. Nd5) 27... Nxf4 $11 {Threatens to win with ...Rxd6!} 28. Bf3 {[#]} Nfd3 $1 29. Ne4 ({Don't blunder} 29. Rxd3 $2 Nxd3 30. Qxd3 {[#]} Bxe5 $1 $19) (29. Na4 $15) (29. b6 axb6) 29... Nxe4 $17 30. Bxe4 Nxe5 31. c5 f5 32. Bd5 (32. Bf3 {was necessary.}) 32... Bxd5 $19 33. Rxd5 Nf7 34. Nc4 Re4 {...Bd4+ is the strong threat.} 35. Qd3 {[#]} (35. Rbd1) 35... Rxc4 $1 {[%mdl 512]} 36. Qxc4 {Black must now prevent Bg3.} Nxd6 37. Qd3 (37. Qh4 Nf7 38. Rxd8 Qxc5+ 39. Kf1) 37... Ne4 {Strongly threatening ...Rxd5.Black is clearly winning.} (37... Nf7 $2 38. Rxd8 Nxd8 39. Qd5 $19) 38. Rc1 Rxd5 39. Qxd5 Nc3 40. Qc4 Qe8 {( -> ...Qe3+)} 41. Kf1 Nxb5 42. Qd5 Qc6 {Weighted Error Value: White=0.33/Black=0.07} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "9.8"]
[White "Grandelius, Nils"]
[Black "Mamedyarov, Shakhriyar"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2632"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,35,22,50,27,91,58,58,42,49,59,40,10,25,-27,47,0,31,0,0,0,0,0,0,0,63,54,72,0,0,-67,-65,-64,-17,-56,-50,-103,-93,-103,-108,-105,-120,-103,-99,-259,-248,-258,-254,-256,-250,-249,-250,-250,-264,-254,-252,-379,-343]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Rb8 {B45: Sicilian Four Knights.} 10. Bd3 Be7 $5 {[%mdl 4] Leaves trodden paths.} (10... Qb6 $11) 11. O-O O-O {White is slightly better.} 12. c4 {[#]} f5 $146 ({Predecessor:} 12... Qb6+ 13. Kh1 Ne3 14. Bxe3 Qxe3 15. Rf3 Qd4 16. Nf6+ Kh8 17. Nxh7 Rd8 {1-0 (31) Kucypera,M (2045)-Zdziarska,L (1991) Wroclaw 2007}) 13. exf6 $1 Nxf6 14. Qc2 h6 15. c5 (15. Kh1 $142) 15... Nd5 (15... Nxe4 $11 16. Bxe4 Qa5) 16. Qf2 Nb4 17. Bb1 Ba6 18. Rd1 Nd5 {[%cal Rd5f4]} 19. g3 Qa5 $36 {[%mdl 2048] Black fights for an advantage.} 20. a3 Qa4 (20... Bc4 $11) 21. Bc2 $14 Qc4 22. b3 (22. b4 $16) 22... Qe2 $11 23. Qxe2 ({White should play} 23. b4 $11) 23... Bxe2 $15 24. Re1 {[%cal Re1e2]} Bg4 25. Bd2 Bf5 26. b4 {[#]} (26. Kg2 $15) 26... a5 $1 $17 {[%cal Ra5b4]} 27. Rab1 axb4 28. axb4 Rb7 29. Bd3 Rfb8 {[%cal Rd5b4]} 30. Ba6 $2 {White does not recover from this.} (30. Nf2 $17) 30... Bxe4 $19 31. Rxe4 {[#]} Bxc5+ $1 {[%mdl 512]} 32. Kg2 {[#]} (32. Kf1 Rb6) 32... Rb6 33. Bc4 (33. Bd3 Bxb4) 33... Bxb4 34. Bxd5 {[%cal Re4b4]} Bxd2 {[%mdl 64] Discovered Attack} 35. Rxb6 Rxb6 36. Ba2 (36. Bc4 $142) 36... Rb2 {Weighted Error Value: White=0.28/Black=0.20} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.1"]
[White "Giri, Anish"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2731"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,93,23,37,17,13,18,24,13,9,10,42,8,23,14,34,42,50,45,100,42,35,31,26,30,103,104,119,109,106,109,110,104,162,107,101,106,110,106,111,112,112,112,110,82,92,83,83,32,112,99,133,129,159,77,195,120,120,120,127,119,127,98,97,77,85,83,72,74,127,127,127,116,120,120,127,127,570,527]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. Bd3 O-O 10. O-O {B45: Sicilian Four Knights.} d4 11. Ne2 e5 12. h3 {White has an edge.} Re8 13. b4 {[#]} Nd7 $146 ({Predecessor:} 13... b6 14. Bb2 a6 15. f4 exf4 16. Rxf4 Nh5 17. Rf2 Nf6 18. Nxd4 Nxd4 19. e5 Rxe5 20. Bxd4 {1-0 (54) Eynullayev,A (2271)-Davtyan,D (1907) Poti 2017}) 14. f4 exf4 15. Bxf4 Nde5 16. b5 Na5 17. Rb1 Nec4 (17... Nac4 $14) 18. Bxc4 (18. Qe1 $16) 18... Nxc4 $14 19. Qd3 Be6 20. Nxd4 Nxa3 21. Rb4 $16 ({Not} 21. Qxa3 Qxd4+ 22. Qe3 Qxe3+ 23. Bxe3 a5 $15) 21... Bc4 22. Rxc4 Nxc4 23. Qxc4 {Hoping for Nf5.} Rxe4 {White must now prevent ...Rc8.} 24. c3 a6 (24... g6 $16 {was worth a try.} 25. Bd2 Qd7) 25. bxa6 (25. Bg3 $18 Qd7 26. Qd3) 25... Rxa6 26. Bg3 Qd7 27. Kh2 h6 28. Qd3 Re8 29. Rf5 Rg6 30. Qf3 Rg5 31. Rf4 b5 32. Bh4 ({White should play} 32. Bf2 $16) 32... Rg6 (32... Rc5 $14) 33. Nf5 Kh7 {[#]} 34. Bf2 $1 Qc7 35. Bg3 (35. Bd4 $142) 35... Qc6 {[#]} (35... Rc8 $16 {was necessary.}) 36. Nd4 ({Better is} 36. Qd3 $1 $18) 36... Qxf3 37. Rxf3 Rb6 38. Rxf7 b4 39. cxb4 Rxb4 40. Rd7 (40. Nf3 {feels hotter.} Rbe4 41. Bd6 Re2 42. Bc5 Kg8 43. Rd7) 40... Rb2 41. Nf5 Kg6 42. Ne7+ ({Much worse is} 42. Nxg7 Ree2 $11) 42... Kh7 (42... Kf6 $142) 43. h4 Re2 44. Nd5 {Nf6+ is the strong threat.} Kg8 45. Kh3 Rf8 46. Nf4 Rfe8 {[%mdl 8192]} (46... Ree8 $16 {is tougher.} 47. Ng6 Rf7) 47. Nxe2 {Weighted Error Value: White=0.14/Black=0.40} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.2"]
[White "Nepomniachtchi, Ian"]
[Black "Grandelius, Nils"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2778"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,-10,0,-19,4,0,6,7,37,25,25,33,35,32,35,26,26,27,25,0,0,6,0,0,13,0,0,-27,-38,-90,-92,-111,-111,-111,-118,-118,-117,-139,-122,-127,-129,-131,-104,-120,-107,-116,-111,-115,-45,-43,-42,-55,-16,-16,-16,-20,-16,-18,-16,-16,0,-9,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,0,0,0]} 1. b3 d5 2. Bb2 Bg4 3. f3 Bh5 4. h4 f6 5. d4 e6 6. e3 {A01: Nimzowitsch-Larsen Opening.} Bd6 7. Ne2 Ne7 8. Nbc3 c6 9. Qd2 Nd7 10. O-O-O Qc7 11. g4 Bf7 12. h5 O-O-O 13. Kb1 Kb8 {[#]} 14. Nc1 $146 ({Predecessor:} 14. Bg2 a6 15. e4 e5 16. exd5 cxd5 17. dxe5 fxe5 18. Ne4 dxe4 19. Qxd6 Qxd6 20. Rxd6 {½-½ (33) Johansen,D (2487)-Speelman,J (2583) Catalan Bay 2003}) 14... e5 15. Nd3 f5 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. f4 {[#] Strongly threatening Nb5.} d4 $1 19. exd4 ({Better is} 19. Ne4 $15) 19... Bxf4 $17 ({But not} 19... Rxd4 $6 20. Bd3 $11) 20. Qf2 fxg4 21. Ne2 Nd5 22. Nxf4 Qxf4 23. Qxf4+ Nxf4 24. Bc4 Bxc4 25. bxc4 Rhe8 26. Rhg1 Nxh5 {Threatens to win with ...Nf6.} 27. Rxg4 Rd7 28. d5 Nf6 (28... g6 $17 29. d6 Ng7) 29. Bxf6 $15 gxf6 {[%mdl 4096] Endgame KRR-KRR} 30. Rf4 Re5 31. Rxf6 {The position is equal.} cxd5 32. Rh6 d4 33. Kb2 Rc5 34. Kb3 Rc6 35. Rdh1 Rxh6 36. Rxh6 $11 {KR-KR} d3 37. cxd3 Rxd3+ 38. Kb4 Rd7 39. a4 Kc7 40. a5 Rg7 41. a6 bxa6 42. Rxa6 Kb7 43. Rh6 Rf7 44. Kb5 a6+ {Weighted Error Value: White=0.06/Black=0.07} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.3"]
[White "Karjakin, Sergey"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2709"]
[BlackElo "2674"]
[Annotator "RC"]
[PlyCount "137"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Bf4 {[%emt 0:00:00]} e6 {[%emt 0:00:04]} 3. e3 {[%emt 0:00:02]} b6 {[%emt 0:00:04]} 4. Nf3 {[%emt 0:00:07]} Bb7 {[%emt 0:00:04]} 5. Be2 {[%emt 0:00:35]} h6 {[%emt 0:00:23]} 6. h3 {[%emt 0:00:30]} Bd6 {[%emt 0:00:03]} 7. Bxd6 {[%emt 0:00:29]} cxd6 {[%emt 0:00:02]} 8. O-O {[%emt 0:00:09]} d5 {[%emt 0:00:07]} 9. a4 {[%emt 0:00:23]} Nc6 {[%emt 0:00:02]} 10. c3 {[%emt 0:01:30]} O-O {[%emt 0:00:06]} 11. Nbd2 {[%emt 0:00:11]} Ne4 {[%emt 0:00:13]} 12. Nb3 {[%emt 0:01:04]} a5 {[%emt 0:00:54]} 13. Bb5 {[%emt 0:01:17]} f5 {[%emt 0:00:58]} 14. Nc1 {[%emt 0:00:50]} Nd6 {[%emt 0:01:08]} 15. Ne2 {[%emt 0:01:42]} Nxb5 {[%emt 0:01:51]} 16. axb5 {[%emt 0:00:02]} Ne7 {[%emt 0:00:01]} 17. h4 {[%emt 0:01:33]} Qc7 {[%emt 0:02:06]} 18. Nf4 {[%emt 0:00:06]} Kh7 {[%emt 0:01:53]} 19. Ra4 {[%emt 0:00:40]} Rf6 {[%emt 0:00:40]} 20. Qe2 {[%emt 0:00:41]} Ng6 {[%emt 0:00:43]} 21. g3 {[%emt 0:01:45]} Nxf4 {[%emt 0:00:51]} 22. exf4 {[%emt 0:00:00]} d6 {[%emt 0:00:13]} 23. Rfa1 {[%emt 0:00:15]} Bc8 {[%emt 0:00:19]} 24. Qd3 {[%emt 0:01:49]} Bd7 {[%emt 0:00:38]} 25. b4 {[%emt 0:00:05]} Rff8 {[%emt 0:00:24]} 26. Nd2 {[%emt 0:00:09]} Rfc8 {[%emt 0:00:43]} 27. R4a3 {[%emt 0:00:01]} Qd8 {[%emt 0:01:32]} 28. bxa5 {[%emt 0:01:59]} Rxa5 {[%emt 0:00:32]} 29. Rxa5 {[%emt 0:00:03]} bxa5 {[%emt 0:00:00]} 30. Nb1 {[%emt 0:00:08]} Qc7 {[%emt 0:00:23]} 31. Ra2 {[%emt 0:00:43]} Kg8 {[%emt 0:00:34]} 32. Rb2 {[%emt 0:00:03]} Qb6 {[%emt 0:00:35]} 33. Na3 {[%emt 0:00:06]} Qb7 {[%emt 0:00:40]} 34. b6 {[%emt 0:00:42]} a4 {[%emt 0:00:42]} 35. Kh2 {[%emt 0:00:49]} Rc6 {[%emt 0:00:20]} 36. Qb5 {[%emt 0:00:03]} Rxc3 {[%emt 0:00:05]} 37. Qb4 {[%emt 0:00:03]} Rc1 {[%emt 0:00:35]} 38. Qxd6 {[%emt 0:00:06]} Kh7 {[%emt 0:00:27]} 39. Qb4 {[%emt 0:00:31]} Be8 {[%emt 0:00:12]} 40. Rc2 {[%emt 0:00:13]} Rxc2 {[%emt 0:00:14]} 41. Nxc2 {[%emt 0:00:00]} Bc6 {[%emt 0:00:02]} 42. Kg2 {[%emt 0:00:17]} Qa6 {[%emt 0:00:03]} 43. Qd6 {[%emt 0:00:18]} Qxb6 {[%emt 0:00:09]} 44. Qxe6 {[%emt 0:00:02]} Qb7 {[%emt 0:00:09]} 45. Qxf5+ {[%emt 0:00:02]} Kg8 {[%emt 0:00:13]} 46. Qe6+ {[%emt 0:00:02]} Kh8 {[%emt 0:00:05]} 47. f5 {[%emt 0:00:03]} Qd7 {[%emt 0:00:11]} 48. Qe5 {[%emt 0:00:34]} Qf7 {[%emt 0:00:10]} 49. g4 {[%emt 0:00:04]} Kh7 {[%emt 0:00:09]} 50. Kg3 {[%emt 0:00:09]} Bd7 {[%emt 0:00:08]} 51. Kf4 {[%emt 0:00:09]} Kh8 {[%emt 0:00:18]} 52. Qb8+ {[%emt 0:00:11]} Kh7 {[%emt 0:00:02]} 53. Qd6 {[%emt 0:00:02]} Qe8 {[%emt 0:00:08]} 54. f3 {[%emt 0:00:03]} Qe2 {[%emt 0:00:11]} 55. Qg6+ {[%emt 0:00:20]} Kh8 {[%emt 0:00:05]} 56. f6 {[%emt 0:00:01]} Qh2+ {[%emt 0:00:26]} 57. Ke3 {[%emt 0:00:03]} Qg1+ {[%emt 0:00:15]} 58. Kd2 {[%emt 0:00:02]} Qh2+ {[%emt 0:00:01]} 59. Kd3 {[%emt 0:00:34]} Bb5+ {[%emt 0:00:17]} 60. Kc3 {[%emt 0:00:02]} Qc7+ {[%emt 0:00:01]} 61. Kb4 {[%emt 0:00:06]} gxf6 {[%emt 0:00:24]} 62. Qxh6+ {[%emt 0:00:10]} Kg8 {[%emt 0:00:02]} 63. Qg6+ {[%emt 0:00:01]} Kh8 {[%emt 0:00:01]} 64. Qxf6+ {[%emt 0:00:03]} Kh7 {[%emt 0:00:02]} 65. Qf5+ {[%emt 0:00:04]} Kh6 {[%emt 0:00:13]} 66. Qh5+ {[%emt 0:00:27]} Kg7 {[%emt 0:00:02]} 67. Qe5+ {[%emt 0:00:01]} Qxe5 {[%emt 0:00:01]} 68. dxe5 {[%emt 0:00:00]} Be2 {[%emt 0:00:08]} 69. Nd4 {[%emt 0:00:03]} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.4"]
[White "Radjabov, Teimour"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D60"]
[WhiteElo "2758"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,69,24,10,9,10,25,10,13,13,6,-16,-20,-16,-10,-20,-10,-28,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. Bg5 h6 6. Bh4 Be7 7. e3 Nbd7 8. Bd3 O-O 9. O-O dxc4 10. Bxc4 b5 11. Bd3 Bb7 {The main line 11...Bb7 scores better than 11...a6. D60: Queen's Gambit Declined: Classical: Unusual White 7th moves.} 12. a3 a5 13. Qe2 b4 14. Na4 c5 15. Bxf6 Bxf6 {[#]} 16. Nxc5 $146 ({Predecessor:} 16. dxc5 Bxf3 17. gxf3 Rc8 18. Rfd1 Qe7 19. axb4 axb4 20. Rac1 Nxc5 21. Nxc5 Rxc5 22. Rxc5 Qxc5 23. b3 Rd8 {½-½ (23) Bajzelj,P (2049)-Jukan,N (2015) Ljubljana 2014}) 16... Nxc5 17. dxc5 Rc8 18. Rfc1 Be7 (18... b3 {with more complications.} 19. Rab1 Bxf3 20. gxf3 Qd5 21. Be4 Qg5+) 19. Ba6 {The position is equal.} Bxf3 20. Qxf3 Rxc5 21. Rxc5 Bxc5 22. axb4 Bxb4 23. Qe2 Qf6 24. Rd1 Rb8 25. b3 g6 26. Bc4 h5 27. g3 Rd8 28. Rxd8+ Qxd8 29. Qd3 Qxd3 30. Bxd3 $11 {KB-KB} Kg7 31. Kg2 Bc5 32. Kf3 Bb4 33. Kg2 Bc5 34. Kf3 Bb4 35. Kg2 {Not much happened in this game.  Weighted Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.5"]
[White "Pichot, Alan"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2548"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,0,26,8,47,46,35,31,29,24,24,16,41,14,25,0,0,0,7,-18,-10,-14,9,5,6,-2,57,-24,-10,-50,-49,-44,-47,-164,-162,-150,-88,-86,-79,-61,-65,-102,-105,-271,-254,-262,-149,-143,-141,-142,-141,-226,-225,-402,-389,-527,-525,-584,-554,-760,-566,-552,-543,-849,-826,-29990,-29991,-29991,-29992,-29992,-29975]} 1. e4 c6 2. Nf3 d5 3. d3 g6 4. Qe2 Bg7 5. g3 Bg4 6. Bg2 {B10: Caro-Kann: 2 d3 and 2 c4.} e6 7. O-O Ne7 8. h3 {White is slightly better.} Bxf3 9. Bxf3 O-O 10. Bg2 {[#]} a5 $146 ({Predecessor:} 10... Nd7 11. c3 e5 12. b3 Qc7 13. Ba3 Nb6 14. Nd2 Rfe8 15. Rac1 Rad8 16. h4 Nbc8 {1-0 (47) Sanal,V (2581)-Sevgi,V (2359) Antalya 2020}) 11. Kh2 a4 12. a3 Re8 13. f4 c5 14. c3 Nbc6 15. Be3 Qb6 16. Qc2 d4 17. Bg1 Qb3 (17... e5 $11) 18. Rc1 ({Better is} 18. Qxb3 $1 $14 axb3 19. e5) 18... Red8 19. Qxb3 axb3 20. e5 g5 {aiming for ...gxf4.} 21. Be4 (21. cxd4 $15 gxf4 22. gxf4) 21... gxf4 $19 22. gxf4 Bh6 (22... Ng6 $142 $1 {[%cal Rg6f4]} 23. cxd4 Nxd4) 23. Rf1 $17 Ng6 24. Kg3 Kh8 25. Nd2 {[#]} dxc3 $1 26. Nxb3 {This move loses the game for White.} (26. bxc3 $17 Ncxe5 27. Nxb3 Nxd3 28. Nxc5 Bxf4+ 29. Kg2 Nxc5 30. Bxc5) 26... cxb2 $19 27. Rab1 {[#]} c4 (27... b6 $1 $19 28. Rxb2 Rxa3) 28. dxc4 $17 Rxa3 29. Rxb2 Na5 $36 {[%mdl 2048] Black is in control.} 30. Bb6 (30. Bxg6 $17 {was forced.} hxg6 31. Rf3 Nxc4 32. Rc2) 30... Nxb3 $19 ({Don't do} 30... Nxc4 31. Bxd8 Nxb2 32. Bc2) 31. Rf3 $2 (31. Bxd8 Nd2+ 32. Rf3 Bxf4+ 33. Kg2 Nxf3 34. Bxf3) 31... Bxf4+ 32. Kg4 Bxe5 ({Less strong is} 32... h5+ 33. Kxh5 Nxe5 34. Bxd8 $17) 33. Bxg6 Bxb2 34. Rxf7 hxg6 35. Bxd8 Nc5 36. Bb6 Ne4 37. Rxb7 Be5 {Black mates.} 38. Bd8 Rg3+ 39. Kh4 Nd6 {[%cal Rd6f5][%mdl 64] Double Attack.  Weighted Error Value: White=0.73/Black=0.15} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.6"]
[White "So, Wesley"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2741"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,69,0,12,9,7,0,0,2,3,8,0,0,0,0,0,4,4,4,4,4,4,4,7,10,7,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,0,0,0,0,0,0,0,0,0,-8]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Qb3 Bb4 9. Bb5 O-O 10. Bxc6 {is the new trend.} Bxc3+ 11. Qxc3 {The position is equal.} Rc8 {[%mdl 64] [#] Pin. D14: Slav Defence: Exchange variation with ...Bf5.} 12. Ne5 $1 bxc6 13. f3 {[#]} c5 $146 ({Predecessor:} 13... Nh5 14. Bg3 Nxg3 15. hxg3 f6 16. Nd3 Bxd3 17. Qxd3 f5 18. Qa3 Qc7 19. f4 c5 20. dxc5 Qxc5 21. Qxc5 Rxc5 {½-½ (38) Akobian,V (2625)-Bu,X (2721) Douglas 2019}) 14. dxc5 {Threatens to win with g4.} Nh5 $1 15. Bg3 f6 16. Nd3 Bxd3 17. Qxd3 {[#] Hoping for Bd6.} Qa5+ 18. Qd2 Qxd2+ ({But not} 18... Rxc5 $2 19. b4 $18) 19. Kxd2 {Black must now prevent Bd6.} Nxg3 20. hxg3 {next b4 is good for White.} Rxc5 $11 {[%mdl 4096] Endgame KRR-KRR} 21. Rhc1 Rfc8 22. Rxc5 Rxc5 {KR-KR} 23. g4 Kf7 24. b4 Rc4 25. Rb1 Ke7 26. Rb3 Kd6 27. Ra3 {With the idea Ra6+.} Rxb4 28. Rxa7 Rb2+ 29. Kd3 Rxg2 (29... e5 {feels hotter.} 30. a4 Rxg2 31. a5 e4+ 32. fxe4 Rxg4 33. exd5 Kxd5 34. a6 Kc6) 30. Rxg7 Rxa2 (30... h5 {looks sharper.} 31. a4 e5 32. Rg6 hxg4 33. Rxf6+ Ke7) 31. Rxh7 Ra3+ 32. Ke2 Ra2+ 33. Kd3 Ra3+ 34. Ke2 Ra2+ 35. Kd3 {A rather calm draw.  Weighted Error Value: White=0.01/Black=0.01} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.7"]
[White "Aronian, Levon"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2778"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,130,14,9,15,8,16,14,11,12,12,6,20,10,12,0,0,0,27,-16,6,-52,-52,-55,-56,-53,-43,-56,-52,-59,-69,-166,-166,-166,-166,-166,-166,-166,-165,-165,-165,-165,-165,-165,-165,-165,-165,-181,-181,-181,-166,-280,-274,-283,-264,-266,-263,-276,-270,-277,-271,-281,-273,-282,-282,-282,-275,-282,-264,-282,-282,-282,-268,-261,-268,-259,-248,-301,-275,-275,-254,-275,-275,-270,-242,-259,-258,-299,-283,-299,-143,-276,-239,-286,-172,-795,-766,-725,-675,-545,-545,-476,-445,-1224,-1362,-1355,-1265,-1183,-769,-760,-620,-709,-627,-465,0,-1266,-1262,-1078,29998,29999,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. h3 {7.Re1 is becoming the main line.} a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Re1 Be6 9. Bxe6 fxe6 {The position is equal.} 10. Be3 Bxe3 11. Rxe3 {[#]} d5 $146 ({Predecessor:} 11... a4 12. Nbd2 Nd7 13. Rc1 b5 14. d4 Qb8 15. Nf1 Qb6 16. N1h2 exd4 17. cxd4 e5 18. dxe5 Ncxe5 {½-½ (23) Gueci,A (2486)-Hrubcik,M (2406) ICCF email 2017}) 12. Nbd2 d4 13. cxd4 exd4 14. Re1 a4 15. Rc1 (15. b4 $5) 15... Nb4 16. Nc4 ({White should play} 16. Ne5 $11) 16... Nxa2 $15 17. Ra1 Nb4 18. Rxa4 Rxa4 19. Qxa4 Nxd3 20. Rd1 Nf4 21. Nxd4 ({Better is} 21. Ncd2 $15) 21... Nxe4 $19 22. Nf3 Qf6 23. Nce5 Ng5 24. Qb3 Nxf3+ $40 {[%mdl 128] Black goes for the king.} 25. Nxf3 {[#]} Nxh3+ $1 {[%mdl 576] Deflection} 26. gxh3 Qxf3 27. Qxe6+ {[%mdl 4096] Endgame KQR-KQR} Kh8 28. Rd2 h6 29. Re2 Rf5 {( -> ...Rg5+)} 30. Kh2 Qf4+ 31. Kg2 {[#]} (31. Kh1 $142) 31... Rg5+ $1 32. Kf1 Qc1+ 33. Re1 Qxb2 34. Qe8+ Kh7 35. Qe4+ {[#]} Rg6 $1 36. Qd3 Qf6 37. Rc1 c6 38. Rc4 Qa1+ 39. Ke2 Qb2+ 40. Kf1 Qb5 41. h4 h5 42. Ke2 Qe5+ 43. Kf1 c5 44. Ra4 Qd6 45. Qf3 Qd7 {Hoping for ...Qb5+.} 46. Rc4 b6 47. Qxh5+ Rh6 48. Qf3 Rf6 49. Qh5+ Kg8 50. Rc3 Qf5 (50... c4 $19 51. Qe2 b5) 51. Qe2 (51. Qxf5 $17 Rxf5 52. Rb3) 51... Re6 52. Re3 {[#]} Qd5 {[%cal Rd5h1][%mdl 512]} 53. Kg1 (53. Qd3 Qxd3+ 54. Rxd3) 53... Rg6+ 54. Rg3 Rxg3+ 55. fxg3 {KQ-KQ} c4 56. h5 Kh7 57. Qg4 (57. g4 $142 Qd3 58. Qe5 Qd1+ 59. Kf2 Qxg4 60. Ke1) 57... Qd3 58. h6 Kxh6 59. Qe6+ Kh7 60. Qh3+ Kg6 {Threatens to win with ...Qe3+.} 61. Qe6+ Kg5 62. Qe5+ Kh6 (62... Kg4 $142 63. Qf4+ Kh5 64. Qe5+ Kh6) 63. Qe6+ g6 64. Qe5 Qf5 $4 {[%mdl 8192]} (64... c3 $19 65. Qh8+ Kg5 66. Qe5+ Qf5 67. Qe7+ Kh6 68. Qh4+ Kg7 69. Qd4+ Qf6 70. Qd7+ Kh6 71. Qh3+ Kg5 72. Qh4+ Kf5 73. Qf4+ Ke6 74. Qc4+ Kd6) 65. Qh8+ Kg5 66. Qh4# {Never resign too early!  Weighted Error Value: White=0.33/Black=0.33} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "10.8"]
[White "Dubov, Daniil"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2770"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,43,16,17,15,29,0,0,0,0,0,0,0,14,9,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. Nc3 {[%cal Bb1c3,Bc3d1,Bd1e3][%mdl 32]} dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 {E06: Closed Catalan: Early deviations.} Bxc5 10. Ne3 c3 {The position is equal.} 11. bxc3 Nbd7 12. Nd3 Rb8 13. Nc4 b6 14. Bf4 Bb7 15. Bxb8 (15. Bxb7 Rxb7 16. Rb1 Nd5 17. Na5 Nxf4 18. Nxb7 Nxd3+ 19. exd3 Be7 20. c4 Rb8 21. c5 Rxb7 22. c6 Rc7 23. cxd7 Rxd7 24. Ke2 g6 25. Rhc1 Bc5 26. a4 Kg7 27. Rc4 a5 28. f4 h5 {½-½ (44) Dubov,D (2699)-Nakamura,H (2736) chess24.com INT 2020}) 15... Bxg2 16. Bd6 $1 Bxh1 17. Bxf8 Kxf8 18. f3 Bg2 19. Nf4 Bh1 {[#]} 20. Nd3 $146 ({Predecessor:} 20. Kf1 b5 21. Nb2 e5 22. Nfd3 Ba3 23. Nd1 e4 24. N3f2 Bxf3 25. exf3 exf3 26. Rb1 a6 27. Rb3 Bc5 28. c4 bxc4 29. Rxf3 {1-0 (72) Dubov,D (2699)-Karjakin,S (2752) chess24.com INT 2020}) 20... Bg2 21. Nf4 Bh1 22. Nd3 {Not much happened in this game.  Weighted Error Value: White=0.02/Black=0.01} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.1"]
[White "Nakamura, Hikaru"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.2"]
[White "Van Foreest, Jorden"]
[Black "Dubov, Daniil"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2543"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,115,20,27,35,20,0,0,20,46,46,48,52,50,52,47,49,97,74,94,68,70,72,79,83,87,66,67,72,99,79,110,104,180,171,142,141,156,127,122,121,209,155,148,148,156,181,164,151,288,285,285,282,372,347,374,393,449,450,405,376,376,384,431,425,414,413,612,588,606,549,581,572,701,666,731,721,837,837,823,817,718,604,704,699,788,763,943,940,825,714,1141,662,916,629,594,568,6436,5933,4722,792,29974,29971]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O d6 6. a4 O-O 7. Re1 Be6 8. a5 a6 9. Nc3 {[%cal Bb1c3,Bc3e4,Be4g3][%mdl 32] [#] C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} Nxe4 $146 {[%mdl 64] [#] Remove Defender, Decoy} ({Predecessor:} 9... Qd7 10. h3 Rfe8 11. Ng5 Bxc4 12. dxc4 Bf8 13. Nf3 h6 14. Nd5 Qd8 15. b3 g6 16. Nh2 Nxd5 17. cxd5 {½-½ (36) Xu,Y (2534)-Wang,H (2710) Tianjin 2018}) 10. Nxe4 {Hoping for Bxe6.} d5 {[%mdl 64] Double Attack} 11. Nfg5 {The position is equal.} Bf5 12. Ng3 {Bxd5 is the strong threat.} Bg6 13. Ba2 {[#] Threatens to win with h4.} Bxg5 14. Bxg5 Qxg5 15. Bxd5 Rfe8 16. Ra4 Qf6 17. h4 Rad8 18. Qf3 Qxf3 19. Bxf3 f6 20. Rc4 e4 21. dxe4 ({But not} 21. Nxe4 $2 f5 $19) 21... Re5 22. Ra1 Rd7 23. Bg4 Rd4 (23... Rd8 $16) 24. Rxd4 $18 Nxd4 25. Rd1 Nxc2 26. Rc1 Nd4 27. Rxc7 h5 (27... Kf8 $16 {keeps fighting.} 28. h5 (28. Rxb7 Rxa5 29. h5 Ra1+ 30. Kh2 Be8 $16) 28... Be8 29. Rxb7 Rxa5) 28. Bc8 Rxa5 29. Bxb7 Kh7 30. Bd5 f5 31. Rc4 f4 (31... Ra1+ $16 {was necessary.} 32. Kh2 Rd1) 32. Rxd4 fxg3 33. fxg3 {[%mdl 4096] Endgame KRB-KRB} Ra1+ 34. Kf2 Rc1 35. Rb4 Be8 36. Rb8 Bb5 37. Bg8+ Kh6 38. Ke3 g5 39. Bd5 gxh4 40. gxh4 Rc2 (40... Rh1 $142 41. e5 Kg7 42. Rg8+ Kh7) 41. b3 Kg7 42. g3 Kf6 {If Black can now play ...Ke5 this consolidates a bit.} 43. Rb6+ Ke7 44. Kf4 Rc3 45. Rg6 a5 46. Ke5 Be8 47. Rg7+ Kf8 48. Rg8+ Ke7 49. Kd4 Rc1 50. Rg7+ Kf6 51. Ra7 Rd1+ 52. Kc5 Rd3 53. e5+ Kf5 54. e6 Ke5 55. Bc4 Rxg3 56. Ra8 Bg6 57. e7 (57. Rg8 $142 Kf6 58. Kd6) 57... Rg4 58. Rg8 {Weighted Error Value: White=0.09/Black=0.29} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.3"]
[White "Vachier-Lagrave, Maxime"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2860"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,67,-5,-6,-33,-16,-20,-14,-17,-13,-19,0,-49,-14,-29,-28,-28,0,-28,0,-27,6,-28,0,0,0,-29,-6,-21,-17,-16,0,-15,0,-14,-10,-16,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,-14]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. c3 e6 5. e3 Bd6 6. Bg3 Qc7 7. Nbd2 Nbd7 8. Bd3 O-O 9. e4 {[#] aiming for e5. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bc2 Rd8 13. Qe2 b6 14. O-O-O Bxg3 15. hxg3 Bb7 16. Rh4 h6 {[#]} 17. Qe3 $146 ({Predecessor:} 17. Rdh1 cxd4 18. Nxd4 Bxg2 19. R1h2 Bd5 20. Qe3 Kf8 21. f4 Rac8 22. g4 g6 23. Rf2 Kg7 24. g5 hxg5 25. fxg5 Nh5 26. Nf3 Bxf3 27. Qxf3 Qe7 {½-½ (27) Hankel,D (2131)-Bischoff,U (1961) Frankfurt 2019}) 17... Bxf3 18. Qxf3 {With the idea Rxh6!} cxd4 19. Rhxd4 Rac8 20. Kb1 Kf8 21. a4 {The position is equal.} Rxd4 22. Rxd4 Ke7 23. Bd3 Qc6 (23... Rd8 {with more complications.} 24. Rxd8 Qxd8 25. Kc2 h5 26. Qb7+ Qd7) 24. Qxc6 (24. Kc2 {seems wilder.} Qxf3 25. gxf3 h5 26. Kd2 e5 27. Rb4) 24... Rxc6 $11 {[%mdl 4096] Endgame KRB-KRN} 25. Kc2 a5 26. Kd2 h5 (26... Rc5 {feels hotter.} 27. Be2 Rf5 28. f4 g5 29. Rc4 Kd6) 27. Rc4 Rxc4 28. Bxc4 {KB-KN} g6 29. Bb5 Kd6 30. Ke3 Ng4+ 31. Ke2 Nf6 32. Ke3 Ng4+ 33. Ke2 Nf6 34. Ke3 {Not much happened in this game.  Weighted Error Value: White=0.13/Black=0.10} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.4"]
[White "Firouzja, Alireza"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2703"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,68,0,0,0,0,0,0,0,0,-14,-12,-15,-12,-11,-7,-26,-14,-26,-36,-36,-57,-40,-34,-34,-37,-37,-46,-49,-18,-26,-47,-43,-40,-102,-21,-107,-109,-103,-99,-100,-118,-167,-149,-260,-255,-427,-474,-452,-213,-224,-202,-254,-206,-212,0,0,0,-211,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 (3. e3 c5 4. dxc5 e6 5. b4 a5 6. c3 axb4 7. cxb4 b6 8. Bb5+ Bd7 9. Bxd7+ Nbxd7 10. a4 bxc5 11. b5 Bd6 12. Bb2 O-O 13. O-O Qc7 14. Nbd2 c4 15. Bc3 e5 16. a5 e4 17. b6 Qb8 18. Nd4 Bxh2+ 19. Kh1 Be5 20. Nc6 Qd6 21. Nxe5 Nxe5 {1-0 (35) Firouzja,A (2749)-So,W (2770) chess24.com INT 2020}) 3... c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qxb2 7. Rb1 Qc3 8. Bb5 e6 9. O-O Be7 10. e4 {Black must now prevent exd5.} O-O 11. e5 Nd7 12. Nb3 {Strongly threatening Bd2.} Qb4 {[%cal Rb4b5][%mdl 64] Double Attack} (12... Ndxe5 $2 13. Nxe5 Nxe5 14. Bd2 $18) (12... Nxc5 $2 13. Bd2 $18) (12... Ncxe5 $2 13. Nxe5 Nxc5 14. Nxc5 $18) 13. Nfd4 Nxd4 $1 ({But not} 13... Ndxe5 $6 14. c3 $16) ({Worse is} 13... Nxc5 14. Bd2 $1 $16) (13... Ncxe5 $2 14. c3 $18) 14. Nxd4 Qxc5 15. Re1 {[#]} a6 $146 ({Predecessor:} 15... Rd8 16. h4 Bxh4 17. Rb3 Nf8 18. Rh3 Be7 19. Bd3 g6 20. Nf3 Bd7 21. Bg5 Bxg5 22. Nxg5 {1-0 (31) Berkes,F (2661)-Forcen Esteban,D (2556) Linares 2020}) 16. Bd3 g6 17. Nf3 b5 18. h4 Bb7 19. Ng5 Bxg5 20. Bxg5 d4 21. f4 ({Better is} 21. Qe2 $15) 21... Qc6 (21... Bd5 $17 22. Ra1 Rfc8) 22. Qg4 (22. Be4 $11 {keeps the balance.} Qc7 23. Bxb7 (23. Qxd4 Bxe4 24. Rxe4 Qxc2 $17) 23... Qxb7 24. Rb4) 22... h5 $17 23. Qg3 Nc5 $1 24. Bf6 Kh7 25. Bf1 Ne4 26. Rxe4 (26. Qd3 $17) 26... Qxe4 $19 27. Re1 $2 (27. Bd3 {was called for.} Qe3+ 28. Qxe3 dxe3 29. a3) 27... Qxc2 28. Bd3 Qxa2 (28... Qc3 $142 {Threatens to win with ...Rac8.} 29. Kh2 Bd5) 29. Re2 Qa1+ 30. Kh2 {[#] White threatens Qg5 and mate.} Qd1 $1 31. Re1 Qd2 32. Re2 Qd1 33. Re1 {[#]} Qd2 (33... Qg4 $1 $19 {[%cal Rg4g3]} 34. Qxg4 hxg4) 34. Re2 $11 Qd1 $1 {Weighted Error Value: White=0.20/Black=0.28} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.5"]
[White "Carlsen, Magnus"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2881"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,83,53,47,62,66,65,59,66,65,54,67,63,62,77,35,43,43,71,64,65,75,73,27,52,0,0,0,30,36,63,51,43,36,31,41,116,112,112,112,187,180,386,362,425,384,511,507,602,595,673,666,737,729,1283,1220,2262,2312,29975,29976,29972,5608]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Bxe3 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} 14. fxe3 Be6 15. Qxd6 Rc8 {White is slightly better.} 16. Rf2 {[#]} Qxd6 $146 ({Predecessor:} 16... Ng4 17. Qxc7 Rxc7 18. Rfd2 Ke7 19. Nd5+ Bxd5 20. exd5 Kd6 21. Re2 Rhc8 22. c3 b5 {½-½ (30) Faerber,D (2321)-Richter,N (2290) Willingen 2020}) 17. Rxd6 Rxc3 18. bxc3 {Strongly threatening Rb6.} Nd7 19. a4 Ke7 20. Rd1 Rc8 21. Rb1 b6 22. Bf1 a5 23. Ba6 Rxc3 24. Bb7 (24. Rd2 $14) 24... Kd6 $11 25. Rd1+ Ke7 (25... Kc7 $5 {[%cal Rc7b7]} 26. Bd5 Bxd5 27. Rxd5 (27. exd5 f6 $11) 27... f6 $11) 26. Rfd2 Nc5 27. Bc6 Rxe3 28. Rb1 $36 {[%mdl 2048] White has some pressure.} Nxe4 29. Rd3 Rxd3 (29... Nc3 $14 30. Rxe3 Nxb1) 30. cxd3 $14 {[%mdl 4096] Endgame KRB-KBN} Nc5 31. Rxb6 Nxd3 {[#]} (31... Bb3 $16 32. Bb5 f6) 32. Ra6 $1 $18 f5 $2 (32... Nb4 33. Ra7+ Kd6) 33. Rxa5 e4 34. Bb5 Nb4 35. Ra7+ Kf6 36. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} g5 37. a6 f4 38. Rh7 Bd5 39. Rxh6+ Ke5 40. gxf4+ gxf4 41. a7 Bb7 42. Rb6 {Weighted Error Value: White=0.06/Black=0.61} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.6"]
[White "Anton Guijarro, David"]
[Black "Radjabov, Teimour"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2674"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,54,38,25,12,-1,-12,-36,0,-3,-6,-35,-25,-46,-4,-56,-46,-62,-36,-146,-156,-244,-237,-236,-185,-222,-229,-227,-225,-199,-203,-715,-712,-872,-757,-837,-819,-830,-828,-809,-791]} 1. Nf3 Nf6 2. b3 b6 3. g3 Bb7 4. Bg2 e5 5. c4 e4 6. Nd4 {[#] A05: Réti Opening: 1 Nf3 Nf6.} d5 $146 ({Predecessor:} 6... g6 7. Bb2 Bg7 8. Nc2 O-O 9. O-O c6 10. d3 d5 11. Nc3 Re8 12. Rb1 dxc4 13. dxc4 {½-½ (37) Mundorf,J (1903)-Grochal,J (2124) Vlissingen 2010}) 7. cxd5 Qxd5 8. Nc2 {The position is equal.} Nbd7 9. Nc3 Qh5 10. Ne3 O-O-O 11. Qc2 Bc5 12. Bb2 (12. Rb1 $11) 12... Rhe8 13. Rc1 Kb8 $36 {[%mdl 2048] Black has some pressure.} 14. h3 (14. O-O $15) 14... Ne5 $17 15. Kf1 {[#]} (15. Na4 $17 Nd3+ 16. exd3 exd3 17. Qd1 Bxe3 18. fxe3 Bxg2 19. Qxh5 Nxh5 20. Rg1 Rxe3+ 21. dxe3 d2+ {[%mdl 64] Double Attack} 22. Kd1 dxc1=N+ 23. Kxc1 Bxh3 24. g4) 15... Nf3 $1 $19 {[%mdl 512]} 16. Nb1 ({Not} 16. exf3 $2 exf3 17. Rh2 fxg2+ 18. Kg1 Ne4 $19) 16... Ba6 {Strongly threatening ...Bxe2+!} 17. g4 {[#]} Qg5 18. b4 Bxe3 ({Much less strong is} 18... Bxb4 19. Qxc7+ Ka8 20. d3 $17) 19. dxe3 ({Wrong is} 19. Qxc7+ $2 Ka8 $19) 19... Nd5 20. h4 $2 (20. a4 Nxb4 21. Qxc7+ {[%mdl 64] Double Attack} Ka8 22. Nc3) 20... Qxg4 {Black is clearly winning.} 21. Rh3 Nxh4 22. Rg3 {[#]} Nxe3+ $1 {[%mdl 512]} 23. Kg1 {[#]} Qxg3 $1 {[%mdl 512]} 24. fxg3 Nxc2 {Weighted Error Value: White=0.65/Black=0.13} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.7"]
[White "Grandelius, Nils"]
[Black "Karjakin, Sergey"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2632"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,92,37,19,93,0,41,0,22,0,18,10,34,33,13,8,25,14,23,10,67,70,82,87,94,64,60,16,37,-377,-133,-177,-29,-84,0,0,0,0,0,-515,-540,-501,-496,-489,-489,-476,-485,-485,-480,-415,-443,-481,-478,-468,-454,-482,-482,-402,-426,-570,-544,-497,-331,-709,-653,-29982,-29983,-29984,-29984,-29984,-29985]} 1. e4 {Finkel,A} e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. a4 b4 10. a5 Rb8 11. Nbd2 Be6 12. Nc4 h6 13. Re1 Qc8 {[#] C88: Closed Ruy Lopez: Anti-Marshall Systems.} (13... Na7 $11 {keeps the balance.}) 14. h3 $146 (14. d4 $1 $16 {[%cal Rd4d5]}) ({Predecessor:} 14. d4 Bg4 15. Ba4 Qb7 16. d5 Na7 17. Ne3 Bc8 18. Qd3 Ng4 19. c4 Nxe3 20. Bxe3 {½-½ (36) Leko,P (2763)-Svidler,P (2738) San Luis 2005 CBM 110 [Finkel,A]}) 14... Rd8 15. Bc2 Bf8 {The position is equal.} 16. Qe2 b3 17. Bb1 Rb5 18. Be3 Re8 19. d4 exd4 20. Nxd4 Nxd4 21. Bxd4 Bxh3 (21... Nh5 $1 $11) 22. Bxf6 $14 gxf6 23. gxh3 Qxh3 {( -> ...Rg5+)} 24. f4 {Hoping for Qg2+.} Kh8 $1 25. Qg2 Qh4 {[%cal Rh4e1]} 26. Re3 {[%mdl 8192] [#]} (26. Kf1 $1 $14 {was forced to keep a grip.}) 26... d5 $2 (26... Rh5 $1 $19 {and Black stays clearly on top. Threatens to win with ...d5.} 27. Kf1 d5) 27. Rh3 (27. exd5 $2 Bc5 $19) 27... Qe1+ ({Black should try} 27... Qxf4 $19 28. Ne3 dxe4) 28. Kh2 $1 $11 {aiming for e5.} dxc4 ({Better is} 28... dxe4 $17 {And now ...Rd5 would win.} 29. Ne3 Rg5) 29. e5 $1 Rbxe5 30. fxe5 Qxe5+ (30... Rxe5 $5 31. Bh7 $8 Qe2 $11) 31. Qg3 $2 {[%mdl 8192] Black keeps a firm grip on the game.} (31. Kh1 $11) 31... Qe2+ $19 {[%mdl 64] Double Attack} 32. Qg2 {Black must now prevent Qxe2.} Bd6+ 33. Kh1 {[%cal Rh3h6]} Qd1+ 34. Qg1 {[%cal Rh3h6]} Qd5+ 35. Be4 Qxe4+ 36. Qg2 Qxg2+ 37. Kxg2 {[%mdl 4096] Endgame KRR-KRB} Re2+ {[%mdl 64] Double Attack} 38. Kf3 Rxb2 39. Rxh6+ Kg7 40. Rh4 Rc2 41. Rxc4 b2 42. Rb1 Ba3 {Strongly threatening ...f5.} 43. Rg1+ $2 (43. Rg4+ Kf8 44. Rg2 Rxc3+ 45. Ke4) 43... Kf8 {...Rc1! is the strong threat.} 44. Rxc7 Rc1 {Black mates.} 45. Rc8+ Ke7 46. Rgg8 b1=Q {Weighted Error Value: White=0.95/Black=0.36} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "11.8"]
[White "Mamedyarov, Shakhriyar"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,114,0,0,0,-8,0,0,8,0,0,0,0,0,16,-26,-37,-34,-35,-28,-31,-83,-83,-84,-85,-85,-85,-85,-85,-85,-82,-91,-91,-92,-92,-92,-92,-100,-100,-100,-100,-100,-93,-93,-93,-93,-93,-93,-93,-93,-81,-81,-81,-95,-96,-112,-77,-102,-80,-80,-80,-81,-66,-101,-101,-101,-97,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-12816,-12819,-6287,-7163,-12833,-12833,-12839,-12839,-12840,-12840,-12841,-12842,-12842,-12843,-12843,-12843,-12844,-12844]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qd6 9. O-O Be7 10. Bg5 O-O 11. Qd2 b6 12. Rad1 Bb7 {B22: Sicilian: 2 c3.} 13. Rfe1 Rad8 {[#]} 14. Bf4 $146 ({Predecessor:} 14. a3 Qb8 15. Qe3 Rfe8 16. Bc4 Qa8 17. Qf4 Na5 18. Be2 Nd5 19. Qg3 Bxg5 20. Nxg5 {1-0 (30) Somlai,L (2348)-Szegi,T (2261) Hungary 2010}) 14... Qd7 {The position is equal.} 15. a3 Qc8 16. Bd3 Na5 17. Qe2 Qa8 18. b4 Bxf3 19. Qxf3 Qxf3 20. gxf3 Nc6 21. d5 (21. Be3 $15) 21... Nxd5 $17 22. Nxd5 Rxd5 23. Be4 Rxd1 24. Rxd1 {[#]} Rd8 $1 25. Rxd8+ Nxd8 {[%mdl 4096] Endgame KBB-KBN} 26. Bc7 f5 27. Bxd8 Bxd8 {KB-KB} 28. Bd3 Be7 29. h3 Kf7 30. Kf1 Kf6 31. Bc4 e5 32. Bg8 h6 33. Bc4 Kg5 34. Ba6 Kf4 35. Ke2 e4 36. fxe4 Kxe4 37. Bd3+ Kf4 38. Bc4 Ke5 39. Kd3 g5 40. f3 Kf4 41. Be6 b5 42. Ke2 Bf6 43. Bd7 Bb2 44. a4 bxa4 45. Bxa4 Ba3 46. b5 Kg3 47. Bc2 f4 48. Bf5 h5 49. Be6 $2 {[%mdl 8192] [#] White does not recover from this.} (49. Bg6 $17) 49... Kg2 $1 $19 {Black is clearly winning.} 50. Bf5 Bc5 51. Be6 g4 52. fxg4 f3+ 53. Kd2 f2 54. Bc4 {[#]} h4 $1 55. g5 f1=Q 56. Bxf1+ Kxf1 57. g6 Bf8 {Weighted Error Value: White=0.33/Black=0.02} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.1"]
[White "Giri, Anish"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "2731"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,66,25,22,0,27,22,35,23,31,23,17,19,20,0,0,0,0,0,1,0,22,-5,41,24,29,33,23,35,34,0,34,-15,0,-31,0,-30,-31,-85,-88,-78,-92,-66,192,201,195,-337,-335,-304,-281,-529,-517,-29965,-29966,-29966,-29962,-29997,-29998]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Qd3 {B46: Sicilian: Taimanov: 5 Nc3 a6.} d5 8. Qg3 d4 9. Nb1 {White is slightly better.} h5 10. h4 Nf6 {[#]} 11. e5 $146 ({Predecessor:} 11. Nd2 Ng4 12. Nc4 Bb4+ 13. Kd1 Qf6 14. f3 Ne3+ 15. Bxe3 dxe3 16. e5 Qd8+ 17. Bd3 {1-0 (26) Audi,A (2378)-Pniaczek,M (2211) Chess.com INT 2020}) 11... Ne4 12. Qf4 Bb4+ 13. Nd2 Nxd2 14. Bxd2 Bxd2+ 15. Qxd2 Qd5 16. f4 a5 17. Be2 Ba6 18. Bf3 Qc5 19. O-O-O Rd8 {[%cal Ba8d8,Bd8d7,Bd7d3][%mdl 32]} 20. Kb1 O-O 21. Rhg1 Rd7 22. g4 Rb8 (22... d3 $5 23. cxd3 (23. gxh5 $2 dxc2+ 24. Qxc2 Bd3 $19) 23... Rxd3 $15) 23. Ka1 d3 {Hoping for ...Rdb7.} 24. cxd3 (24. gxh5 $15 dxc2 25. Qxd7) 24... Rxd3 $17 25. Qg2 hxg4 26. Bxg4 a4 $2 {[%mdl 8192]} (26... Rxd1+ $1 $15 {keeps the upper hand.} 27. Rxd1 Bd3) 27. Rxd3 $18 Bxd3 {[#]} 28. Bxe6 $4 {[%mdl 8192] [#]} g6 $19 {( -> ...a3)} 29. f5 {[#] White wants to mate with Qxg6+.} Kf8 $1 {...a3 is the strong threat.} 30. fxg6 $2 ({Wrong is} 30. Bxf7 $2 a3 $19) (30. a3 Qd4 31. Rd1 (31. Bxf7 $2 Be4 $19) 31... fxe6 32. fxe6) 30... fxe6 31. Rd1 {[#]} (31. Rh1 $19 Qxe5 32. Qf3+ Ke7 33. Qf2 Bxg6 34. h5) 31... a3 $1 {Black mates.} 32. Qf3+ Bf5 {[%csl Gb8][%cal Ra3b2]} 33. b3 Qxe5+ {Weighted Error Value: White=0.69/Black=0.23} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.2"]
[White "Karjakin, Sergey"]
[Black "Mamedyarov, Shakhriyar"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2709"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,56,71,76,-114,-108,-106,-70,-63,-62,-53,-52,-91,-86,-75,-25,-93,-96,-74,-87,-124,-118,-260,-247,-234,-241,-253,-228,-725,-695]} 1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 d6 15. exd6 Rd8 {[%cal Rc5d6]} 16. c3 $2 {B29: Sicilian: 2 Nf3 Nf6 (Nimzowitsch Variation).} ({Don't go for} 16. Nxc5 $2 Rxd6 17. Nd3 Rxd5 $19) (16. Bd3 $16 {Qf5 is the strong threat.} Bxd6 17. Qh5) 16... Bxd6 $17 17. Kc2 {[#]} Bf4 $146 {[%mdl 512]} ({Predecessor:} 17... Bf8 18. Qh5 Qc7 19. Bxe6 Bxe6 20. Ng5 h6 21. Nxe6 fxe6 22. Qg4 Qd7 23. Qe4 Rac8 {1-0 (57) Vasta,E (2400)-Piscicelli,D (2340) Mar del Plata 1994}) 18. Qb5 {Black is slightly better.} Qxb5 19. Bxb5 Bxh2 20. g3 b6 $1 21. Bc4 b5 22. Bxb5 (22. Bd3 $1 $11) 22... Bb7 23. Bd3 {[#]} Rd7 $1 $36 {[%mdl 2048] Strongly threatening ...Rad8. Black has strong initiative.} 24. Re1 Rc8 {Threatens to win with ...Nd4+.} 25. Bf1 {[#] This costs White the game.} (25. Bf4 $17 Nd4+ 26. Kb1) 25... Nd4+ $1 $19 26. Kb1 Nf3 27. Re2 f5 28. Bh3 $2 {[#]} (28. Nd2 Nxd2+ 29. Bxd2 Bxg3 30. Kc2) 28... Ng1 $1 {[%mdl 64] Double Attack.  Weighted Error Value: White=0.77/Black=0.06} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.3"]
[White "Radjabov, Teimour"]
[Black "Grandelius, Nils"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2758"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "202"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,201,14,21,39,45,22,32,37,16,23,28,31,23,44,44,52,46,47,36,68,51,39,52,64,59,69,-100,-97,-123,25,28,44,39,82,-28,11,14,29,41,34,36,58,0,0,0,0,0,0,0,0,-10,0,-2,0,0,0,-114,-37,-41,-36,-295,0,-257,-216,-256,-21,-82,0,0,0,-430,-444,-419,-402,-391,-173,-196,0,-198,-198,-190,-190,-197,-204,-747,-752,-750,-747,-756,-732,-728,-221,-717,-221,-511,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-89,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-38,-221,-100,-221,-221,-221,-213,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-221,-206,-214,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-220,-8,-8]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bg5 Bg7 6. Nf3 O-O {D90: Grünfeld: 4 Nf3 Bg7 sidelines.} 7. e3 {7.Rc1 is the fancy move.} Nxc3 8. bxc3 c5 {White is slightly better.} 9. Bd3 Nc6 10. O-O h6 11. Bh4 {[#]} Be6 $146 {[%cal Rc5d4]} ({Predecessor:} 11... b6 12. Be4 Bb7 13. dxc5 Qc7 14. cxb6 axb6 15. Bg3 Qc8 16. Rb1 Na5 17. Bxb7 Qxb7 {0-1 (41) Van Wely,L (2622)-Gupta,A (2581) chess.com INT 2019}) 12. Rb1 Qd7 13. Qe2 Rac8 14. Rfd1 Rfd8 15. h3 cxd4 16. cxd4 a6 17. a4 Na5 18. e4 $2 (18. Qe1 $14 {keeps the upper hand.} Nc6 19. Be4) 18... Bb3 $17 {White must now prevent ...g5.} 19. Rd2 Qxa4 ({Better is} 19... Bxa4 $17 {Threatens to win with ...Nb3.} 20. d5 Nb3) 20. Bxe7 $11 Re8 21. Bc5 b5 22. Rdb2 (22. Qe1 $16 Rxc5 23. dxc5) 22... Bc4 (22... Rxc5 $5 23. dxc5 Bd1 24. Rxd1 Bxb2 $11) 23. e5 Bxd3 24. Qxd3 Qc4 25. Qa3 Nb7 {[%cal Rb7c5]} 26. Bb6 (26. Bb4 $14) 26... Ra8 27. Qa2 Qc6 28. Ba5 Nxa5 29. Qxa5 Bf8 30. Ra2 Qd5 31. Rba1 Rec8 32. Qd2 b4 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 33. Ra5 (33. Rxa6 $11 Rxa6 34. Rxa6) 33... Qe4 (33... Qc4 $1 $17 34. d5 b3) 34. Re1 $15 Qc2 35. Qf4 $2 {[%mdl 8192]} (35. Ra2 $15 Qxd2 36. Nxd2) 35... Qf5 $2 (35... b3 $19 {Strongly threatening ...b2.} 36. Raa1 g5) 36. Qd2 $2 {[%mdl 8192]} (36. Qxf5 $11 gxf5 37. Rb1) 36... b3 $19 37. e6 Qf6 (37... Qc2 $1 $19 {[%cal Rc2d2]} 38. exf7+ Kg7) 38. exf7+ (38. Raa1 $11 {keeps the balance.}) 38... Kg7 (38... Kh7 $17 {...Rab8 is the strong threat.} 39. Rf1 Qxf7) 39. Rb1 $11 Rab8 40. Qd3 $2 {[%mdl 8192]} (40. Qe3 $11 {and White is okay.}) 40... b2 $1 $19 41. Re5 Rc1+ 42. Re1 Rxe1+ (42... Rxb1 $142 43. Rxb1 Qf5) 43. Nxe1 Rb5 $2 ({Not} 43... Kxf7 44. Qc4+ Ke8 45. Nd3 $16) (43... Qxf7 44. Qxa6 Qc7 45. Qe2 $15) (43... Qf5 $19 44. Qd1 a5) 44. Qe2 $2 (44. Qc3 $1 $11) 44... Qxd4 45. Nd3 {[%cal Rb1b2]} a5 $1 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} ({Less strong is} 45... Kxf7 46. Rxb2 Rxb2 47. Nxb2 $11) 46. g3 {[%cal Rb1b2] [#]} a4 $1 {[%cal Ra4a3] Hoping for ...a3.} ({But not} 46... Kxf7 47. Rxb2 Rxb2 48. Nxb2 $17) 47. Nf4 $2 {[#]} (47. Rxb2 Rxb2 48. Nxb2) 47... Rb6 $1 48. Ne6+ {[#]} Rxe6 $1 {[%mdl 512]} 49. Qxe6 {[%mdl 4096] Endgame KQR-KQB} a3 50. Qb3 Qa7 $2 (50... Qb4 51. Qa2 Qc3) 51. h4 $2 (51. Rxb2 axb2 52. Qxb2+ Kxf7 53. h4) 51... Qxf7 $2 (51... Qc5 {And now ...Qc1+ would win.} 52. Rd1 Qb4) 52. Qc3+ (52. Rxb2 {was the only chance.} axb2 53. Qxb2+ Kh7 54. Qb5) 52... Kh7 (52... Qf6 $142 53. Qc4 h5) 53. Rxb2 axb2 54. Qxb2 Bg7 55. Qe2 Qf5 56. Kg2 Qd5+ 57. Kh2 Bf6 58. Qc2 Kg7 59. Kg1 Bd4 (59... Qe5 $19 {has better winning chances.} 60. Qc6 Qe1+ 61. Kg2 Qe7) 60. Qe2 (60. h5 $17) 60... Qe5 61. Qf3 Qf5 62. Qe2 Kf6 63. Kg2 Qd5+ 64. Kg1 Be5 65. Qa6+ Qe6 66. Qd3 Qd6 67. Qf3+ Kg7 68. Kg2 Bf6 69. Qb7+ Be7 70. Qe4 Qf6 71. Qb7 Kf7 72. Qd5+ Qe6 73. Qf3+ Qf5 74. Qb3+ Kg7 75. Qb7 Qe5 76. Qf3 Bc5 77. Qb7+ Qe7 78. Qd5 Bb6 79. Qc6 Qc7 80. Qd5 Qf7 81. Qd2 Qb7+ 82. Kg1 Kh7 $2 (82... h5 $19 83. Qd6 Kh7) 83. Qe2 $2 (83. h5 $1 $15) 83... Bd4 (83... h5 $19 {and Black stays clearly on top.} 84. Qe8 Bd4) 84. Qd3 (84. h5 $17 {was forced.}) 84... Qd5 {( -> ...Bxf2+!)} 85. Qe2 Kg7 86. Qe7+ Qf7 87. Qe2 h5 88. Kg2 Qd5+ 89. Kg1 Kf6 90. Qd2 Qe4 91. Kh2 Ke5 92. Qa5+ Qd5 $2 (92... Ke6 $19 {aiming for ...Qe2!} 93. Qd8 Kf7 94. Qc7+ Kg8 95. Qc8+ Kh7) 93. Qxd5+ $11 Kxd5 {KB-K3P} 94. g4 Ke4 (94... hxg4 $5 95. Kg3 $8 Bg7 96. Kxg4 Bh6 $11) 95. gxh5 gxh5 {KB-KPP} 96. f3+ Kf4 97. Kg2 Be3 98. Kh1 Kxf3 99. Kh2 Kg4 100. Kg2 $2 (100. Kh1 $11 {and White stays safe.}) 100... Kxh4 $2 ({Black should try} 100... Bd4 $19 101. Kh2 Kxh4) 101. Kh1 Kg3 {And White is the lucky defender.  Weighted Error Value: White=0.76/Black=0.47} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.4"]
[White "Pichot, Alan"]
[Black "Anton Guijarro, David"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2548"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,16,23,20,18,0,50,43,54,28,34,36,43,18,66,-52,44,0,61,25,75,64,73,66,81,76,113,108,123,133,165,131,200,179,203,190,258,254,340,340,339,294,375,377,377,316,313,165,178,114,150,158,213,58,182,0,0,-87,-100,-595,-319,-446,-428,-5900,-5900,-5310,-5310,-29977,-29978,-29987,-29988,-29987,-2965,-29997,-29992,-29997,-29988,-29980,-29981]} 1. e4 c6 2. Nf3 d5 3. d3 Qc7 4. exd5 cxd5 5. c4 Nf6 6. Nc3 {B10: Caro-Kann: 2 d3 and 2 c4.} e6 7. g3 {[#]} Qd8 $146 ({Predecessor:} 7... Bb4 8. Bf4 Qe7 9. d4 O-O 10. c5 Ne4 11. Qb3 Nc6 12. Bd3 e5 13. Bxe4 exf4 {0-1 (28) Swiercz,D (2649)-Liang,A (2592) Lichess.org INT 2020}) 8. Bg2 {White is slightly better.} Nc6 9. Bf4 Be7 10. O-O O-O 11. Ne5 Re8 12. Nb5 (12. Re1 $14) 12... Rf8 (12... g5 $1 $15 13. Nxf7 Kxf7 14. Bxg5 Kg8) 13. Nc3 h6 (13... Re8 $11) 14. Rc1 g5 15. Nxc6 bxc6 16. Bd2 Rb8 17. b3 Kg7 18. Qe2 Bd6 19. f4 g4 20. Na4 c5 (20... Kh7 $16 {might work better.} 21. Qe3 Bb4 22. Bxb4 (22. Qxa7 Bxd2 23. Qxb8 Bxc1 $16) 22... Rxb4 23. Qxa7 Qd6) 21. cxd5 $18 exd5 22. Nxc5 d4 (22... Bf5 $142 23. Be3 Re8) 23. f5 Bxc5 24. Rxc5 Bb7 25. Bf4 Re8 26. Qd2 Bxg2 27. Kxg2 ({Weaker is} 27. Qxg2 Rc8 $18) 27... Nd5 28. Bxh6+ (28. Bxb8 $142 Ne3+ 29. Kg1 Qxb8 30. Rf4) 28... Kh7 {With the idea ...Qd6.} 29. f6 (29. Kg1 $18 Rb6 30. Bg5) 29... Re5 $16 {Black wants to play ...Ne3+.} 30. Kg1 {Hoping for Bg7.} Qd6 (30... Qe8 $16 {keeps fighting.} 31. Qa5 Kxh6 32. Rxd5 Rxd5 33. Qxd5 Rd8) 31. b4 $2 (31. Rc2 $1 $18) 31... Rxb4 {[#]} (31... Qe6 $1 $14) 32. Rc8 $2 (32. Bg7 $1 $18 {[%mdl 512] Intending Qh6+ and mate.} Re3 33. Rxd5 $1 {[%mdl 576] Remove Defender, Deflection} Qxd5 34. Qxb4) 32... Ne3 $11 33. Bf8 (33. a3 $11 {keeps the balance.} Ra4 34. Qc1) 33... Qe6 $40 {[%mdl 128] Black has strong attack.} 34. Rc7 {[%mdl 8192]} ({But not} 34. Bxb4 $6 Qxc8 35. Rf4 Rf5 $11) (34. Rfc1 $17 {is tougher.} Ra4 35. a3) 34... Rbb5 35. Re7 {[#]} ({Avoid the trap} 35. Rxa7 $2 Rf5 $19) 35... Rf5 $1 {[%csl Ge3][%cal Rf5f1]} 36. Re1 (36. Qxe3 $142 Qxe3+ 37. Rxe3 dxe3 38. a4) 36... Qxf6 $19 {( -> ...Rf1+)} 37. R7xe3 dxe3 38. Qe2 Rf3 39. d4 Rbf5 40. d5 Rxd5 (40... Qd4 $142 41. Rd1 Qe4 42. Qb2 {[#]} Rf1+ $3 {[%mdl 576] Deflection, Decoy} 43. Rxf1 Rxf1+ 44. Kxf1 Qh1+ 45. Ke2 Qxh2+ {[%mdl 64] Double Attack} 46. Kd3 Qxb2 47. Kxe3 Qe5+ {[%mdl 64] Double Attack} 48. Kd3 Qxg3+ 49. Kd4 Qf4+ 50. Kc3 Qe3+ 51. Kc4 Qe4+ 52. Kc3 Qe3+ 53. Kc4 Qe4+ 54. Kc5 g3 55. Bd6 g2 56. Bh2 Qe3+ 57. Kb5 Qe2+ 58. Kc5 Qe3+ 59. Kb5 Qe2+ 60. Ka5 Qe1+ 61. Kb5 Qh1 62. d6 a6+ {[%mdl 64] Promotion} 63. Kxa6 Qxh2 64. Kb7 Qxd6 65. Ka7 g1=Q+ 66. Ka8 Qg8+ 67. Kb7 Qgb8#) 41. Qc4 Qf5 {Black mates.} 42. Bb4 Rf2 43. Rxe3 {[#]} Rd4 $3 {[%mdl 512] Weighted Error Value: White=0.92/Black=0.42} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.5"]
[White "So, Wesley"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2741"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,30,52,8,16,11,12,14,2,4,14,14,10,3,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,22,17,18,16,8,7,12,13,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 (4... Nf6 5. Nc3 Nc6 6. Nf3 a6 7. Rc1 Bf5 8. e3 Rc8 9. Be2 e6 10. O-O Nd7 11. Na4 Be7 12. h3 O-O 13. a3 Na5 14. Nc5 Nc4 15. b4 Nxc5 16. dxc5 Nxa3 17. Nd4 {1-0 (44) So,W (2778)-Carlsen,M (2843) Stavanger 2018 CBM 185 [So,Wesley]}) 5. e3 Bf5 6. Nc3 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} e6 {The position is equal.} 7. Nf3 Bd6 8. Bxd6 Qxd6 9. Nh4 Bg6 10. Bb5 Nf6 {[#]} 11. Bxc6+ $146 ({Predecessor:} 11. Nxg6 fxg6 12. O-O O-O 13. Rc1 Rf7 14. Bxc6 bxc6 15. Na4 h5 16. h3 Raf8 17. Qc2 {½-½ (69) Ruiz,E-Mendivil,M Cartagena 2000}) 11... Qxc6 12. Rc1 O-O 13. Nxg6 hxg6 14. Qa4 Qd6 15. O-O Rfc8 16. Qb3 Qd7 17. Rc2 Rc6 18. Rfc1 Rac8 19. Ne2 g5 20. h3 Ne4 21. Qa4 f6 22. Rxc6 Rxc6 23. Rxc6 Qxc6 24. Qxc6 bxc6 $11 {[%mdl 4096] Endgame KN-KN} 25. Nc1 Kf7 26. Nd3 Ke7 27. Kf1 Kd6 28. Ke2 e5 29. g4 {[#] Black must now prevent f3.} exd4 30. exd4 {And now f3 would win.} Ke7 31. a4 Nd6 32. b3 Nf7 33. Kd2 Kd6 34. Kc3 Nd8 $1 35. Nc5 Ne6 36. Nxe6 Kxe6 {KP-KP} 37. b4 Kd6 38. Kb3 Kc7 39. Kc3 Kb6 40. Kb3 Ka6 41. Kc3 Kb6 42. Kb3 Ka6 43. Kc3 Kb6 {Not much happened in this game.  Weighted Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.6"]
[White "Aronian, Levon"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2778"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,4,10,8,8,10,10,8,10,6,9,7,8,8,9,0,0,0,10,10,14,10,45,36,42,41,39,41,37,17,20,13,13,18,21,10,33,28,28,35,34,13,18,7,16,10,16,0,0,0,0,0,0,0,0,0,16,14,20,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. h3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bxf3 7. Nxf3 ({Of course not} 7. gxf3 cxd4 8. exd4 Nxd4 $17) 7... e6 8. Be2 {[#]} Bd6 $146 ({Predecessor:} 8... cxd4 9. exd4 Bd6 10. Bg5 h6 11. Be3 Rb8 12. a4 a6 13. c3 O-O 14. O-O Qc7 {½-½ (35) Michalik,P (2593)-Hracek,Z (2563) Plzen 2020}) 9. dxc5 Bxf4 10. exf4 Qa5+ 11. c3 Qxc5 12. Bd3 O-O 13. O-O Qd6 14. g3 Rfe8 15. Re1 e5 (15... Rac8 {with more complications.} 16. Qe2 Qc7 17. Kg2 Na5 18. Ne5 Nc4) 16. fxe5 Nxe5 17. Nxe5 Rxe5 18. Rxe5 Qxe5 19. Qf3 Re8 20. Rd1 g6 21. Kg2 Kg7 22. Rd2 Qe1 (22... Qg5 {seems wilder.} 23. Rc2 Re1 24. h4 Qe5 25. a3 b6) 23. Qd1 Qxd1 24. Rxd1 $11 {[%mdl 4096] Endgame KRB-KRN} Kf8 25. Kf3 Re6 {The position is equal.} 26. Bc2 Ke7 27. Bb3 Re5 28. g4 h5 29. Rd4 hxg4+ 30. hxg4 b6 31. c4 dxc4 32. Rxc4 Kf8 33. Rc8+ Re8 $1 {[%cal Re8c8]} 34. Rc6 Nd7 {[#] ...Ne5+ is the strong threat.} 35. Rc7 Ne5+ 36. Kg3 {aiming for f4.} Re7 37. Rc8+ Kg7 38. Rd8 g5 39. f4 gxf4+ 40. Kxf4 Ng6+ 41. Kf3 Ne5+ 42. Kf4 Ng6+ 43. Kf3 Ne5+ 44. Kf4 {Weighted Error Value: White=0.04/Black=0.03} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.7"]
[White "Dubov, Daniil"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2770"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,95,16,16,18,16,15,8,12,9,5,10,8,7,0,3,0,0,0,11,6,12,10,34,14,14,14,14,14,14,14,20,0,48,47,47,50,62,50,53,41,93,82,73,68,80,81,161,161,161,148,148,143,120,98,189,27,62,44,43,0,0,0,0,0,0,0,305,0,0,0,0,0,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qc2 Be4 12. Qc1 h6 13. Bxf6 {E05: Open Catalan: 5 Nf3 Be7.} Bxf6 14. Rd1 a5 15. Nbd2 Bxf3 16. Nxf3 Na6 17. Qc4 c6 18. e4 Nb4 19. h4 {[#]} Qb6 $146 ({Predecessor:} 19... Rc8 20. h5 Qb6 21. Rd2 Rfd8 22. Rad1 Rc7 23. Bh3 Rcd7 {1-0 (51) Lekic,D (2343)-Silva,T (1995) Lisbon 2020}) 20. Rd2 Qa6 21. Qb3 Rad8 22. Rad1 Rfe8 23. Bf1 Qb6 24. Bc4 Qc7 25. Qe3 Nd5 26. Qe2 ({Much weaker is} 26. exd5 exd5 27. Qd3 dxc4 $17) 26... Nb4 27. Kg2 Be7 28. Ne5 Bd6 29. f4 Bxe5 30. dxe5 Rxd2 31. Qxd2 Na6 ({Black should play} 31... Qb6 $14) 32. Qd4 $1 $16 Qe7 33. Bxa6 bxa6 {[%mdl 4096] Endgame [#] KQR-KQR} 34. Qb6 $1 Qb4 (34... g5 $16) 35. Qxb4 $18 ({Stronger than} 35. Qxc6 Qxb2+ 36. Kh3 Rb8 $11) 35... axb4 {KR-KR} 36. Kf3 c5 37. Ke3 Rc8 38. Rc1 h5 {[#]} (38... c4 $16) 39. a5 $2 (39. Kd3 $1 $18) 39... Kf8 $11 40. Kd3 Ke7 41. Kc4 {Hoping for Rd1.} Rb8 $1 42. Kb3 Rb5 43. Ka4 b3 44. Rc3 Rb4+ {[%mdl 64] Double Attack} 45. Ka3 Rb5 $1 {The position is equal.} 46. Ka4 Rb4+ {[%mdl 64] Double Attack} 47. Ka3 Rb5 48. Ka4 {Weighted Error Value: White=0.09/Black=0.09} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "12.8"]
[White "Nakamura, Hikaru"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2829"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,25,25,17,17,10,13,10,16,15,23,-17,14,-18,-18,-15,-14,-14,-14,-18,-14,-18,-12,-18,-17,-23,-22,-22,-18,-16,-21,-22,-12,-14,0,-8,-14,-22,-23,-57,-55,-54,0,0,0,-54,0,-7]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Nd7 7. Nc4 f6 8. O-O Nf8 {[#]} 9. Be3 $146 ({Predecessor:} 9. c3 Ne6 10. b4 Be7 11. Be3 O-O 12. a3 c5 13. Qc2 Kh8 14. Rad1 Qe8 15. bxc5 Nxc5 {0-1 (34) Le,Q (2709)-So,W (2770) chess24.com INT 2020}) 9... Bxe3 10. fxe3 Ng6 11. a4 Be6 12. b3 O-O 13. Qe1 Qe7 14. h3 b6 15. Kh2 a5 16. g4 Qc5 17. d4 Qe7 18. Ncd2 Rad8 19. c3 Bc8 20. Qg3 Ba6 21. Rf2 Qd6 22. h4 exd4 23. exd4 Nf4 24. Ng1 Nd3 25. Rg2 Nf4 (25... h6 $15) 26. Rf2 $11 Nd3 ({Black should play} 26... g5 $11) 27. Rg2 $1 $15 Nf4 28. Rf2 {Weighted Error Value: White=0.05/Black=0.08} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.1"]
[White "Van Foreest, Jorden"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D77"]
[WhiteElo "2543"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,135,28,21,21,20,20,29,18,18,18,18,18,15,23,16,12,20,20,13,12,14,14,12,17,9,6,2,6,3,7,6,4,4,15,11,28,23,28,29,30,26,33,14,14,14,79,31,118,122,94,96,177,177,177,177,177,177,118,112,177,177,198,44,46,44,44,44,45,45,8,8,8,17,23,8,8,8,8,8,23,8,167,167,167,167,167,167,167,0,8,0,162,93,156,51,52,43,43,43,46,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,-8,-8,-8,8,8]} 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 dxc4 7. Na3 c5 8. dxc5 c3 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} 9. Nb5 Na6 {[%cal Bb8a6,Ba6c5,Bc5e4][%mdl 32]} 10. Nxc3 Nxc5 {White has an edge.} 11. Be3 {Strongly threatening Qxd8.} Nfe4 12. Nxe4 Nxe4 13. Bd4 Bxd4 14. Qxd4 Qxd4 15. Nxd4 Nd6 16. Rac1 Rd8 17. f4 Kf8 18. Kf2 Bg4 19. Rc3 Rac8 20. Rfc1 Rxc3 21. Rxc3 Rc8 22. Rxc8+ Bxc8 $11 {[%mdl 4096] Endgame KBN-KBN} 23. b3 {[#]} f5 $146 ({Predecessor:} 23... e6 24. e4 f6 25. e5 fxe5 26. fxe5 Nf7 27. Nf3 Bd7 28. Ke3 Bc6 29. Kd4 Ke7 {½-½ (36) Meier,G (2621)-Li,C (2699) chess.com INT 2019}) 24. Ke3 Bd7 25. Bd5 Kg7 26. Nf3 Kf6 27. Ne5 Be8 28. a4 e6 29. Bf3 b6 (29... g5 $11) 30. Kd4 (30. Bc6 {with more complications.} Bf7 31. Kd4 Bg8 32. b4 Bf7 33. e3) 30... a5 (30... g5 $14) 31. Bc6 $1 $16 Bxc6 32. Nxc6 {KN-KN} Ne4 (32... Nc8 $16) 33. Ne5 $18 Nd2 34. Nd7+ Ke7 35. Nxb6 Nxb3+ 36. Kc4 Nd2+ (36... Nc1 $16) 37. Kb5 Kd6 38. Kxa5 $2 (38. Nc4+ $1 $18 Nxc4 39. Kxc4) 38... Kc7 39. Kb5 Nf1 $1 40. a5 Nxh2 41. a6 {White wants to mate with a7.} Kb8 42. Nc4 {White threatens Kb6 and mate.} (42. Nd7+ {looks sharper.} Ka7 43. Nf8 Nf1 44. Nxh7 Nxg3 45. Nf8) 42... Ka7 43. Nd6 {Threatening mate with Ka5.} Ng4 44. Nc8+ Ka8 $1 45. Kb6 {Hoping for a7.} Nf6 46. Nd6 Nd5+ 47. Ka5 Nc3 $2 (47... Ka7 $11) 48. Nb5 $1 {[%cal Rb5c3]} Nd5 ({Stronger than} 48... Nxe2 49. Kb6 Kb8 50. a7+ Kc8 51. a8=Q+ Kd7 52. Qb7+ Ke8 53. Nd6+ Kf8 54. Qf7#) 49. Nd4 Nc7 50. Kb6 Nd5+ {[#]} 51. Ka5 $2 (51. Kc6 $1 $18) 51... Nc7 $1 $11 52. Kb6 $2 (52. Nc6 $11) 52... Nd5+ $18 {[#]} 53. Kb5 ({White has to play} 53. Kc6 $1 $18) 53... Nc7+ (53... Ka7 $142) 54. Kc6 (54. Ka5 $16) 54... Nxa6 $14 55. Nxe6 {Nc7+ is the strong threat.} Nb4+ $1 56. Kd6 Na2 57. Nc7+ Kb7 {The position is equal.} 58. Nd5 Nc1 59. Nc3 Kb6 60. e4 fxe4 61. Nxe4 {aiming for g4.} Ne2 62. Ke5 h5 63. Kf6 h4 $1 64. gxh4 Nxf4 65. Kg5 Ng2 66. Kxg6 Nxh4+ 67. Kf6 Nf5 68. Kxf5 {Weighted Error Value: White=0.15/Black=0.15} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.2"]
[White "Vachier-Lagrave, Maxime"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2860"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.3"]
[White "Firouzja, Alireza"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2703"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,58,25,26,20,55,22,52,46,58,67,58,3,7,10,11,11,12,12,12,11,11,11,11,11,12,12,12,12,21,21,21,12,21,12,21,12,12,0,21,10,10,0,17]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Ne5 {[#] D78: Fianchetto Grünfeld: 6 0-0 c6.} Nd7 $146 ({Predecessor:} 10... Nxc3 11. Bxc3 Be6 12. cxd5 cxd5 13. Rc1 Nc6 14. e3 Bxe5 15. dxe5 Qd7 16. Qd3 d4 17. exd4 Bd5 {1-0 (63) Ding,L (2777)-Andreikin,D (2712) Huaian 2017}) 11. cxd5 Nxe5 12. Nxe4 {White is slightly better.} Bxe4 13. Bxe4 cxd5 {[#]} 14. Bg2 ({White should try} 14. Bxd5 $1 $14 Qxd5 15. dxe5) 14... Nc6 $11 {The position is equal.} 15. e3 Qd7 16. Qe2 Rfd8 17. Rfc1 a4 18. Bc3 axb3 19. axb3 e6 20. Qb5 Bf8 21. Bf1 Be7 22. Ra4 Rac8 23. Ba5 Re8 24. Bd2 h5 25. h4 Bd6 26. Bg2 Rc7 27. Bf1 Rcc8 28. Raa1 Qe7 29. Ra4 Qd7 {Weighted Error Value: White=0.09/Black=0.05} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.4"]
[White "Carlsen, Magnus"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2881"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,130,20,14,3,10,0,2,0,4,0,-3,-6,-6,0,0,0,0,-42,0,0,8,8,11,10,14,19,18,10,10,11,20,18,21,12,10,10,6,6,8,9,9,9,31,0,34,8,25,25,25,25,25,25,34,37,67,67,67,60,60,60,67,75,406,400,389,380,417,326,387,17,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} O-O (6... c6 7. e3 Bf5 8. Qb3 Qb6 9. Nh4 Bg6 10. Nxg6 hxg6 11. h3 Nbd7 12. Bd3 c5 13. a3 Ba5 14. Qxb6 Bxb6 15. dxc5 Nxc5 {½-½ (61) Carlsen,M (2862)-Aronian,L (2781) chess24.com INT 2020}) 7. e3 c5 8. dxc5 {The position is equal.} Qa5 9. Nd2 {[#]} Nc6 $146 ({Predecessor:} 9... Bxc3 10. bxc3 Qxc5 11. Rc1 b6 12. Qa4 Bb7 13. Be2 Nbd7 14. O-O Qe7 15. Rfd1 Rfc8 {½-½ (65) Van Foreest,J (2612)-Van Foreest,L (2521) Amsterdam 2019}) 10. Nb3 Bxc3+ 11. bxc3 Qxc3+ 12. Qd2 Qxd2+ 13. Kxd2 Ne4+ (13... d4 $5) 14. Ke1 g5 15. Bc7 Be6 16. f3 Rac8 17. Bg3 Nxg3 18. hxg3 Kg7 19. Bd3 h6 20. Kd2 Ne5 21. Rhc1 Rfe8 22. Nd4 Nc4+ 23. Bxc4 dxc4 24. Nxe6+ Rxe6 25. Rxc4 $11 {[%mdl 4096] Endgame KRR-KRR} b6 26. Rac1 Rec6 27. Ra4 Rxc5 28. Rxc5 Rxc5 29. Rxa7 {KR-KR} Rb5 30. Rc7 Ra5 31. Rc2 Ra3 32. g4 b5 33. Rb2 b4 34. e4 Kf6 35. Kc2 Rc3+ $2 {[%mdl 8192]} (35... Ke5 $16) 36. Kb1 $18 Rc4 37. Rd2 Ke5 38. Rd5+ Kf4 39. Rf5+ $2 ({White should play} 39. Kb2 $18) 39... Kg3 $11 40. Rxf7 Rc3 41. Rf6 Kxg2 42. e5 Re3 43. e6 {[#] Hoping for Kc1.} Re2 44. Kc1 {Kd1 is the strong threat.} ({Don't play} 44. Rxh6 Kxf3 45. Kc1 Kxg4 $17) 44... Rxa2 45. Kd1 (45. Rxh6 Kxf3 46. Rh8 Re2) 45... b3 {( -> ...Ra1+)} 46. e7 (46. Rxh6 {is a self mate.} Ra1+ 47. Ke2 b2 48. e7 b1=Q 49. Rh2+ Kxh2 50. e8=Q Qe1+ 51. Kd3 Qxe8 52. Kc4 Qc6+ 53. Kd3 Rd1+ 54. Ke2 Qc2+ 55. Ke3 Qd3+ 56. Kf2 Rf1#) 46... b2 $1 {[%cal Rb2b1] [#]} 47. Kc2 b1=Q+ 48. Kxb1 Re2 49. Rf7 {Black must now prevent Kc1.} ({Of course not} 49. Rxh6 Kxf3 50. Rh7 Kxg4 $17) 49... Kf2 50. Kc1 {And now Kd1 would win.} Ke1 51. Rh7 {Threatens to win with f4.} Re6 52. Kc2 {Strongly threatening Kd3.} Ke2 53. Rf7 Re3 54. Kc1 Ke1 55. Kb1 Ke2 56. Kc2 Ke1 57. Rh7 Ke2 $1 58. Rxh6 Rxe7 59. Rf6 Re3 60. Rf5 Rxf3 $2 {[%mdl 8192]} (60... Re7 $11) 61. Rxg5 {Mate.} Rg3 62. Re5+ Kf3 63. g5 Kf4 64. Rc5 Rxg5 65. Rxg5 Kxg5 {[%mdl 32768] What a bad dream for White.  Weighted Error Value: White=0.16/Black=0.16. An unexpected result.} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.5"]
[White "Anton Guijarro, David"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C22"]
[WhiteElo "2674"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,-3,0,0,0,0,0,0,0,0,0,0,8,3,9,4,15,-4,-9,-21,-4,-5,-4,-9,0,-3,-3,-10,-10,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Bd2 Bb4 {The position is equal.} 6. a3 {C22: Centre Game.} Bxd2+ 7. Nxd2 O-O 8. O-O-O d5 9. exd5 Qxd5 {[#]} 10. Ne2 $146 ({Predecessor:} 10. Nc4 Qh5 11. Ne2 Ng4 12. Qg3 Qc5 13. Ne3 Nxe3 14. Qxe3 Qxe3+ 15. fxe3 Bg4 16. h3 Bxe2 17. Bxe2 {0-1 (39) Bancod,R (2266)-Korneev,O (2524) Johor 2019}) 10... Qe5 11. Qxe5 Nxe5 12. h3 Bd7 13. Nd4 Rad8 14. Nc4 Rfe8 (14... Ng6 {seems wilder.} 15. g3 Ne4 16. Rh2 Rfe8 17. Nf3 Bc6) 15. Nxe5 Rxe5 16. Bc4 Kf8 17. Nf3 Ree8 18. Ng5 Re7 19. Rhe1 Rxe1 20. Rxe1 Be8 21. g3 h6 22. Ne4 Nxe4 23. Rxe4 $11 {[%mdl 4096] Endgame KRB-KRB} Bc6 24. Re3 (24. Re5 {feels hotter.} b6 25. h4 Re8 26. Rxe8+ Kxe8 27. Kd2) 24... Re8 25. Rxe8+ Kxe8 {KB-KB} 26. h4 Ke7 27. Kd2 a5 28. b4 axb4 29. axb4 b6 30. Ke3 f6 31. Kd4 Bd7 32. Bd3 Kd6 33. c3 g5 34. Be4 c5+ 35. bxc5+ bxc5+ 36. Ke3 Ke5 37. f4+ gxf4+ 38. gxf4+ Kd6 39. Bf3 Be6 40. Be4 Bd7 41. Bf3 Be6 42. Be4 Bd7 {An uneventful encounter.  Weighted Error Value: White=0.01/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.6"]
[White "Grandelius, Nils"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2632"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,85,27,34,8,0,14,50,45,24,25,33,43,91,56,104,87,95,38,112,94,112,102,108,107,94,97,94,99,110,93,-18,99,124,100,187,183,196,209,209,195,197,201,251,189,314,322,486,506,492,487,485,411,385,344,1351,1342,1329,1343,1211,1268,2688,2537,1900,1381,29947,6114,29989,29970,2439,29944,29981,29982,29982,29983,29983,29980]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. g4 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} b5 8. Nxc6 dxc6 (8... Qxc6 {with more complications.} 9. a3 Bb7 10. f3 Bc5 11. Qd2 Ne7) 9. Qf3 {White is slightly better.} e5 {[#]} 10. h4 $146 ({Predecessor:} 10. O-O-O Be6 11. Bh3 Bb4 12. g5 Bxh3 13. Qxh3 Ne7 14. a3 Bxc3 15. bxc3 Qc8 16. Qxc8+ Rxc8 {0-1 (32) Sanchez Jerez,E (2274)-Paunovic,D (2509) Roquetas de Mar 2011}) 10... Be6 11. g5 Bb4 12. a3 Ba5 13. Bc5 Bb6 14. Qe3 (14. Bxb6 $16 Qxb6 15. O-O-O) 14... Rb8 ({Better is} 14... Bxc5 $14 15. Qxc5 O-O-O) 15. O-O-O $16 Ne7 16. h5 Qa7 17. Bxb6 Qxb6 18. Qg3 b4 {[#]} 19. axb4 Qxb4 20. Qxe5 {Strongly threatening Nb5!} Qxb2+ 21. Kd2 {Threatens to win with Rb1.} Rd8+ {White leaves nothing to chance now.} 22. Bd3 {Hoping for Rb1.} Qb6 (22... Bc4 $16 {was necessary.} 23. Rh3 f6) 23. Ke2 $18 O-O {next ...Bg4+ is good for Black.} 24. h6 {[%csl Gh6][%cal Re5g7] [#]} Qd4 25. Qxd4 Rxd4 26. hxg7 (26. Bxa6 $6 Bc4+ 27. Bxc4 Rxc4 $16) 26... Kxg7 27. Ke3 (27. Bxa6 Bc4+ 28. Bxc4 Rxc4 $14) 27... Rfd8 (27... c5 $142 28. Rh2 (28. Bxa6 Nc6 $16) 28... Rh8) 28. f4 ({Not} 28. Bxa6 Rxd1 29. Nxd1 (29. Rxd1 Rxd1 30. Nxd1 h6 $16) 29... Ra8 $16) 28... Bg4 (28... Kg8 {keeps fighting.} 29. f5 Bc8) 29. Rdg1 Bc8 30. f5 Kg8 31. Rh2 c5 32. Rgh1 c4 $2 (32... Nxf5+ 33. exf5 Re8+ 34. Kf2 Bb7) 33. Rxh7 {Intending Rh8+ and mate.} Kf8 34. Rh8+ Ng8 35. Be2 Rd2 36. f6 Rxc2 37. Nd5 Rxd5 38. exd5 c3 39. Bd3 Rg2 40. Bh7 (40. Rc1 $18 Bd7 41. Rxc3 Rxg5 42. Rc7) 40... Rxg5 {White mates.} 41. Rxg8+ Rxg8 42. Bxg8 Kxg8 43. Rc1 {Weighted Error Value: White=0.12/Black=0.72} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.7"]
[White "Mamedyarov, Shakhriyar"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2761"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,74,0,7,10,11,12,41,43,29,26,30,8,35,0,0,0,0,0,0,0,6,0,0,0,0,-22,-3,-6,-7,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Qf3 c6 11. h3 Bd6 12. Bg5 Rb8 13. b3 {C47: Scotch Four Knights and Four Knights with 4 g3.} Be5 {[#]} 14. Bf4 $1 Qd6 (14... Bxf4 15. Qxf4) 15. Bxe5 {White is slightly better.} Qxe5 {[#]} 16. Rae1 $146 ({Predecessor:} 16. Rfe1 Qd6 17. Na4 c5 18. Qg3 Qxg3 19. fxg3 c4 20. bxc4 Rb4 21. Nc3 dxc4 22. Bf1 {½-½ (68) Blohberger,F (2434)-Zarubitski,V (2451) Moscow 2019}) 16... Qd6 17. Qe3 a5 (17... c5 {is interesting.} 18. Qe7 Qc6 19. Qxa7 Ra8 20. Qe7 Be6) 18. Ne2 Bd7 {The position is equal.} 19. c4 Rfe8 20. Qf4 Qxf4 21. Nxf4 Kf8 22. cxd5 cxd5 23. Rxe8+ Bxe8 24. Be2 a4 25. Rd1 axb3 26. axb3 Rxb3 27. Nxd5 Nxd5 28. Rxd5 $11 {[%mdl 4096] Endgame KRB-KRB} Rb1+ 29. Rd1 Rxd1+ 30. Bxd1 {KB-KB} Kg8 31. Kh2 Kh8 32. Kg1 f6 33. Kh2 Bf7 34. Kg1 Bg8 35. Kh2 Bf7 36. Kg1 Bg8 37. Kh2 Bf7 {Weighted Error Value: White=0.04/Black=0.04} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "13.8"]
[White "Nepomniachtchi, Ian"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2778"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.1"]
[White "Giri, Anish"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2731"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,36,14,22,6,17,0,0,8,13,14,10,27,11,0,0,7,9,-6,17,10,15,15,11,0,0,0,6,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Nbd2 O-O 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Nd4 7. Nxd4 Bxd4 8. c3 Bb6 9. Nc4 d5 10. exd5 Qxd5 11. Nxb6 {The position is equal.} axb6 12. Bc4 Qd6 13. Bg5 Re8 14. Qf3 {[#]} Bg4 $146 ({Predecessor:} 14... h6 15. Bxf6 Qxf6 16. Qxf6 gxf6 17. f4 {½-½ (17) Fedorchuk,S (2667)-Erdos,V (2650) Bol 2013}) 15. Qg3 {[#] Strongly threatening Bxf6.} ({But not} 15. Qxb7 $2 Reb8 $19) 15... Bf5 16. Qf3 Bg4 17. Qg3 {Bxf6 is the strong threat.} ({Don't blunder} 17. Qxb7 $2 Reb8 $19) 17... Bf5 18. Qf3 Bg4 {A rather calm draw.  Weighted Error Value: White=0.06/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.2"]
[White "Radjabov, Teimour"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2758"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,29,6,22,3,22,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 $1 {[%mdl 4] 8.Nf3 is the modern continuation.} Qa5 {The position is equal.} 9. Nd2 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} O-O 10. Nb3 {[#]} Qxc3+ $1 $146 {[%mdl 8] A relevant novelty.} ({Predecessor:} 10... Qc7 11. Nxc5 Nd7 12. Na4 a6 13. Qd2 b5 14. Nb2 Bb7 15. f3 Rac8 16. c4 f5 17. exf5 gxf5 18. cxb5 axb5 19. Bxb5 {1-0 (41) Korobov,A (2652)-Nepomniachtchi,I (2729) Riadh 2017}) 11. Bd2 Qb2 12. Bc1 Qc3+ 13. Bd2 Qb2 14. Bc1 Qc3+ 15. Bd2 {A rather calm draw.  Weighted Error Value: White=0.09/Black=0.04} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.3"]
[White "Pichot, Alan"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2548"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,106,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-271,-271,-263,-214,-219,-218,-189,-177,-197,-158,-176,-98,-102,-28,-27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,-31,-616,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 11. h3 Bh5 12. Qc2 Bxf3 13. gxf3 Ng5 14. Bxc6 Nxf3+ 15. Ke2 Nxd4+ 16. Bxd4 Bxd4 {[#]} 17. Bxd5 $146 {Threatens to win with f4.} ({Predecessor:} 17. Bxb7 Rb8 18. Bc6 Rb6 19. Ba4 Qg5 20. Rae1 c5 21. Kd1 Bxe5 22. b3 Rd8 23. Ne2 {0-1 (59) Yarmolyuk,Y (2331)-Zakharov,O (2290) ICCF email 2016}) 17... Bxc3 18. Rhd1 {Bxf7+! is the strong threat.} Bxe5 {And now ...Qf6 would win.} 19. Bxf7+ $1 Rxf7 20. Rxd8+ Rxd8 21. Rd1 Bd4 22. Qc4 c5 23. Rd3 Kf8 24. f3 b6 25. b4 g6 26. bxc5 bxc5 27. Rb3 Re8+ 28. Kf1 Rfe7 29. Rb1 Kg7 30. Qd5 $2 {[%mdl 8192] [#]} (30. Kg2 $11 {and White is okay.}) 30... Re2 $1 $19 {[%cal Re2f2]} 31. h4 Rf2+ 32. Kg1 Rb2+ 33. Qxd4+ cxd4 34. Rxb2 {[%mdl 4096] Endgame KR-KR} Kf6 35. Kf2 Re3 ({Black should play} 35... h5 $19 36. Rb4 Ke5) 36. Rb4 $17 Ke5 (36... Ra3 $17 37. Rxd4 Rxa2+ 38. Ke3 a5 39. Rf4+ Kg7) 37. Ra4 $11 Rc3 38. Rxa7 Rc2+ 39. Kg3 Kd6 40. Rxh7 d3 {aiming for ...d2.} 41. Rh8 $1 Kc5 {Strongly threatening ...Kd4.} (41... Ke7 $5 42. Rh7+ $8 Kd6 $15) 42. Rd8 Kc4 43. a4 Kc3 44. Kf4 Ra2 45. Rd7 Ra1 {White must now prevent ...d2.} 46. Kg5 $2 {[%mdl 8192] [#]} (46. Rc7+ $15 Kd2 47. Kg5) 46... Rxa4 $2 (46... Rg1+ $1 $19 47. Kf6 d2) 47. f4 $1 {The position is equal.} d2 (47... Rd4 {is more complex.} 48. Rc7+ Kb2 49. Rb7+ Kc1 50. Ra7 Kb1) 48. Rxd2 Kxd2 49. Kxg6 {KR-KPP} Ra6+ 50. Kg7 Ra7+ 51. Kg6 $1 Ra6+ 52. Kg7 Ra7+ (52... Ke3 $5 53. f5 $8 Kf4 $11) 53. Kg6 Ra6+ {Weighted Error Value: White=0.22/Black=0.29} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.4"]
[White "So, Wesley"]
[Black "Grandelius, Nils"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2741"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,57,25,41,36,47,52,52,53,63,53,70,64,81,87,158,173,170,158,163,166,262,262,428,402,396,374,374,370,549,531,716,729,631,647,948,919,1344,1190,29957,10384]} 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 b6 10. O-O Qc7 11. Re1 $5 {[%mdl 4] Leaves trodden paths. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Nc6 {[#]} 12. d5 $146 ({Predecessor:} 12. Be3 Bg4 13. h3 Bxf3 14. Bxf3 Rad8 15. Rc1 b5 16. Qc2 Na5 17. Be2 cxd4 18. cxd4 Qxc2 19. Rxc2 Bxd4 20. Bxb5 Bxe3 21. Rxe3 {1-0 (66) Klaus,E (2092)-Welti,M (2046) ICCF email 2016}) 12... Ne5 13. c4 $1 {White is slightly better.} f5 14. exf5 $1 Bxf5 15. Rb3 Rad8 16. Bb2 e6 (16... Nxf3+ $142 17. Bxf3 Bxb2 18. Rxb2 Qd6) 17. Nxe5 Bxe5 18. Bxe5 Qxe5 19. Bf3 Qf6 (19... Qd4 $142) 20. g4 $18 b5 $2 {[#]} (20... Bxg4 21. Bxg4 Qxf2+ 22. Kh1 exd5 23. Be6+ (23. cxd5 Rf4 $18) 23... Kg7) 21. gxf5 bxc4 22. Rbe3 Qxf5 {[%cal Re6d5]} 23. d6 Qf4 (23... Kg7 {is a better defense.} 24. d7 c3 25. Rxc3 e5) 24. d7 Rf7 25. Bc6 Qxf2+ 26. Kh1 c3 27. Rxe6 {[#] And now Re8+ would win.} c2 28. Re8+ Kg7 29. Qa1+ {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.01/Black=0.86} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.5"]
[White "Aronian, Levon"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2778"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,4,12,9,11,13,24,16,18,11,15,14,9,16,16,9,16,4,27,31,31,34,33,33,36,36,38,36,36,37,34,9,193,191,177,191,228,228,228,221,425,439,479,438,547,544,586,572,567,569,573,574,560,372,377,361,610,604,602,606,594,593,668,665,730,716,829,856,825,742,1141,1141,1136,1134,1150,1210,1377,1076,1178,1181]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. h3 Bd6 6. Bxd6 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} cxd6 7. c4 d5 8. Nc3 {White has an edge.} dxc4 9. Bxc4 O-O 10. Rc1 {[#]} a6 $146 ({Predecessor:} 10... Nc6 11. O-O Rc8 12. Qe2 Nb4 13. Nd2 d5 14. Bb5 Qe7 15. a3 Nc6 16. Rc2 Nb8 {½-½ (26) Sedlak,N (2600)-Savic,M (2535) Novi Sad 2018}) 11. O-O b5 12. Be2 Nc6 13. Nd2 Rc8 14. a4 b4 15. Nce4 Nxe4 16. Nxe4 {Strongly threatening Nd6.} d6 $1 17. d5 Ne7 18. Rxc8 Nxc8 19. Ng3 e5 20. e4 $36 {[%mdl 2048] White has the initiative.} Nb6 $2 {[#] This move loses the game for Black.} (20... g6 $11) 21. a5 $1 $18 Nd7 22. Qa4 Nc5 23. Qxb4 g6 24. Rc1 Ba8 $2 {[#]} (24... Qb8 {is a better defense.} 25. Qb6 Nd7) 25. Qc4 Qg5 26. Rc3 Qd2 27. b4 Nd7 28. Nf1 Qb2 29. Rc2 Qb1 30. Bd3 Nf6 31. Rc1 Qb2 32. Qc3 Qa2 (32... Qxc3 33. Rxc3 Bb7) 33. Nd2 {White is clearly winning.} Qa4 34. Bxa6 Kg7 35. Bd3 Bb7 36. Qb3 Qd7 37. a6 Ba8 38. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Rb8 39. b6 Nh5 40. Rb1 Nf4 41. Bf1 Qe7 42. b7 Bxb7 43. axb7 Qg5 44. Qe3 {Weighted Error Value: White=0.10/Black=0.37} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.6"]
[White "Dubov, Daniil"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2770"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,153,0,-10,7,12,11,10,31,15,20,-3,0,-1,-7,-19,-20,-20,-22,-79,-62,-82,-64,-101,-95,-108,-100,-122,-89,-64,-61,-112,-128,-168,-152,-166,-139,-247,-237,-249,-125,-125,-109,-114,-125,-243,-286,-263,0,-368,0,0,0,0,0,0,0,0,0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-9,-9,-9,-9,-87,-87,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-137,-137,-137,-137,-137,-137,-137,-137,-137,-137,-137,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,0,-100,0,-100,-8,-8,-8,-60,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 dxc4 7. O-O Bd6 {E01: Catalan: Early deviations.} 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd2 Nb6 (10... Qxd4 $2 11. e3 $18) 11. a4 a5 $1 {[#]} ({Avoid the trap} 11... Qxd4 $2 12. e3 $18) 12. Nce4 $146 ({Predecessor:} 12. e3 O-O 13. f4 Qe7 14. Qe2 Bc7 15. Nce4 f5 16. Nc5 Bd6 17. Nxc4 Bxc5 18. dxc5 Qxc5 {½-½ (96) Skytte,R (2416)-Andersen,M (2504) Aarhus 2014}) 12... Qe7 13. b3 cxb3 14. Nxd6+ Qxd6 15. Qxb3 (15. e3 $11) 15... Qxd4 $17 16. Rfd1 O-O 17. Rab1 Nd5 {[%cal Rd5c3] And now ...Nc3 would win.} ({Inferior is} 17... Nxa4 18. Ne4 $16 (18. Nc4 Qc3 $17)) 18. Nc4 Qc3 19. e4 Qxb3 20. Rxb3 Nb4 21. e5 ({White should try} 21. f4 $15) 21... Nd5 22. f4 b5 $1 {[%cal Rb5c4]} 23. axb5 cxb5 24. Bxd5 (24. Rxb5 $17 Ba6 25. Rc5 Bxc4 26. Rxc4) 24... exd5 $19 25. Nb6 Ra6 (25... Bg4 $1 $19 {[%cal Rg4d1]} 26. Ra1 Ra7 27. Nxd5 Rb8) 26. Nxc8 $17 Rxc8 27. Rxb5 {[%mdl 4096] Endgame KRR-KRR} a4 {[%cal Ba5a4,Ba4a3][%mdl 32] Strongly threatening ...Rc2.} 28. Rdxd5 (28. Rb2 $17) 28... a3 $1 $19 {[%cal Ra3a2]} 29. Ra5 {[#]} Rcc6 (29... Raa8 $1 $19 {...a2 is the strong threat.} 30. Rdc5 Re8 31. Rxa8 Rxa8) 30. Rd8+ $11 Kh7 31. Ra8 Rxa8 (31... Rxa5 {with more complications.} 32. Rxa5 Rc3 33. Kg2 h5 34. Ra6 Rc2+) 32. Rxa8 {KR-KR} Rc1+ 33. Kg2 Rc2+ 34. Kf3 a2 35. f5 (35. h4 {with more complications.} g6 36. g4 Kg7 37. h5 gxh5 38. gxh5 Rh2 39. Ke4) 35... Rxh2 36. e6 fxe6 37. fxe6 {Hoping for e7.} Rh1 38. Rxa2 {e7 would kill now.} Re1 39. Ra6 Kg6 40. g4 Kf6 41. Kg3 Re3+ 42. Kf2 Rxe6 43. g5+ (43. Ra3 $11) 43... hxg5 $17 44. Ra2 Kf5 45. Kf3 g4+ 46. Kg3 Re3+ 47. Kf2 Rf3+ (47... Rd3 {with more complications.} 48. Kg2 g6 49. Rf2+ Kg5 50. Rf8 Rc3) 48. Kg2 Kg5 49. Ra8 Rb3 (49... Rc3 {keeps more tension.} 50. Rh8 Re3 51. Rc8 Re2+ 52. Kg3 Re5) 50. Ra2 Kh4 51. Rc2 Rb8 52. Ra2 Rc8 53. Rb2 Ra8 54. Rc2 Ra4 55. Rb2 g3 56. Rc2 Rf4 57. Rc7 Rf2+ 58. Kg1 {[#]} g6 $1 59. Rc6 g5 60. Rh6+ Kg4 61. Rh8 Re2 (61... Rc2 {is interesting.} 62. Rg8 Rc3 63. Kg2 Rc6 64. Re8 Rc4) 62. Ra8 Re4 63. Kg2 Rf4 64. Kg1 Rf2 (64... Kh3 $17) 65. Ra7 (65. Rh8 $1 $11 {remains equal.}) 65... Re2 66. Ra8 $1 g2 (66... Rc2 $17) 67. Ra3 (67. Ra4+ {is more complex.} Kh5 68. Ra3 Rb2 69. Ra1 Rc2 70. Ra3) 67... Kf4 (67... Re1+ {seems wilder.} 68. Kxg2 Re2+ 69. Kg1 Rb2 70. Kh1 Kh5) 68. Rb3 Re3 ({Better is} 68... Rc2 $15) 69. Rxe3 $11 {The position is equal.} Kxe3 70. Kxg2 {KP-K} Kf4 (70... g4 $5) 71. Kf2 g4 72. Kg2 g3 (72... Ke3 $5) 73. Kg1 Kg4 74. Kg2 Kh4 75. Kg1 Kh3 {( -> ...g2)} (75... Kg4 $5) 76. Kh1 g2+ 77. Kg1 Kg3 {And White is the lucky defender.  Weighted Error Value: White=0.15/Black=0.09} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.7"]
[White "Nakamura, Hikaru"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,11]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "14.8"]
[White "Van Foreest, Jorden"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2543"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,91,9,30,25,26,11,46,25,140,131,129,118,129,135,128,110,104,0,124,0,0,0,0,0,0,0,0,0,0,0,35,43,36,39,156,165,141,148,143,94,118,0,0,0,0,0,190,193,199,191,298,284,281,279,293,291,287,291,481,481,446,96,98,0,395,146,309,299,296,231,317,189,175,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 Bg4 6. c3 {B12: Caro-Kann: Advance Variation.} e6 7. Be3 {7.b4 is vanishing.} Nge7 {is the legacy move (7...a6).} 8. Bb5 {White is slightly better.} Nf5 (8... Qa5 $11 {remains equal.} 9. Ba4 Bxf3 10. gxf3 Nf5) 9. Qa4 Bxf3 10. Bxc6+ bxc6 11. Qxc6+ Ke7 {[#] Threatens to win with ...Rc8.} 12. Qb7+ $146 ({Predecessor:} 12. gxf3 Rc8 13. Qb7+ Qc7 14. Qxc7+ Rxc7 15. b4 Kd7 16. Ke2 Be7 17. Nd2 a5 18. Rhd1 Rb8 19. Nc4 axb4 20. Nb6+ Rxb6 21. cxb6 Rxc3 {1-0 (54) Gong,Q (2267)-Udani,I (2340) Penang 2012}) 12... Ke8 13. Qc6+ Ke7 {White must now prevent ...Rc8.} 14. Bg5+ (14. gxf3 $16 Qc8 15. Qxc8 Rxc8 16. b4) 14... f6 $11 15. exf6+ gxf6 {aiming for ...Rc8.} 16. Qb7+ Ke8 {Strongly threatening ...Rb8.} 17. Bxf6 $1 Qxf6 18. Qxa8+ Kf7 $1 {( -> ...Qe5+)} 19. gxf3 Qe5+ 20. Kd1 Bxc5 21. Qb7+ Ne7 (21... Kf6 $14) 22. Qb5 $1 $16 {[%cal Rb5c5]} Bxf2 23. Qe2 Be3 24. Na3 {Hoping for Re1.} Nf5 25. Nc2 (25. Re1 $16) 25... d4 $11 26. cxd4 Rd8 27. Ke1 $1 Nxd4 (27... Qf4 $11 {and Black stays safe.} 28. Nxe3 Nxe3) 28. Nxd4 $18 Qxd4 29. Kf1 {Re1 is the strong threat.} Rd5 (29... Rg8 $142) 30. Re1 Re5 31. h4 $1 Qf4 32. Kg2 Qf5 33. Qc4 h5 $2 (33... Qg6+ 34. Kh3 Qf5+ 35. Kg2 Qg6+ 36. Kh2 Qf5 37. Kg2) 34. Qc7+ Kf6 35. Qd8+ $2 (35. Qc3 $18 Qf4 36. Rd1) 35... Kf7 $16 {[#]} 36. Qc7+ $2 {[%mdl 8192]} (36. Rhg1 $1 $16 Rd5 37. Qc7+ Kf6 38. Qc3+ (38. Rxe3 Rd2+ 39. Kg3 Qg6+ 40. Kh3 Qf5+ 41. Rg4 hxg4+ 42. Kg3 Rd1 $16) 38... Bd4 39. Qc8 Bxg1 40. Kxg1) 36... Kf6 $1 $18 {intending ...Qg6+.} 37. Rd1 $2 (37. Qc3 $18 {and White stays clearly on top.} Qf4 38. Rd1) 37... Qg6+ $2 {[#]} (37... Rc5 $16 {keeps fighting.} 38. Qd8+ Kg6) 38. Kf1 $1 Bb6 39. Qd6 Qg7 40. Qd2 (40. Re1 $142 Rxe1+ 41. Kxe1) 40... Qg3 41. Qh6+ $2 (41. Qg2 $18 Qf4 42. b3) 41... Ke7 $11 {[%cal Rg3f3] The position is equal.} (41... Kf7 $5 42. Qh7+ $8 Kf8 43. Qh8+ Ke7 44. Qh7+ Kf8 45. Qh8+ Ke7 46. Qh7+ Kf8 $11) 42. Qh7+ Kf6 {[%cal Rg3f3]} (42... Kf8 $5 43. Qh8+ $8 Ke7 44. Qh7+ Kf8 45. Qh8+ Ke7 46. Qh7+ $11) 43. Qh8+ Ke7 {[%cal Rg3f3]} 44. Qh7+ Kf6 {[%cal Rg3f3]} (44... Kf8 $5 45. Qh8+ $8 Ke7 46. Qh7+ $11) 45. Qh8+ Ke7 {[%cal Rg3f3]} 46. Qh7+ {White really could win this.  Weighted Error Value: White=0.43/Black=0.34} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.1"]
[White "Vachier-Lagrave, Maxime"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2860"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,88,12,15,0,0,0,0,0,12,16,14,15,7,14,14,6,11,1,19,19,29,23,35,35,28,28,35,31,43,16,10,11,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,5,0,2,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 O-O 9. O-O Nc6 10. Re1 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Be6 11. Bb3 Na5 12. Bg5 Nxb3 13. axb3 Ng4 14. Bxe7 Qxe7 15. Nd5 Bxd5 16. Qxd5 Nf6 17. Qd3 {[#]} b5 $146 ({Predecessor:} 17... Qc7 18. Nd2 Rfd8 19. Qc4 {½-½ (19) Boros,D (2461)-Vazquez,G (2400) Cleveland 2015}) 18. b4 Rfd8 19. c3 g6 20. Qe3 Kg7 21. h3 Qc7 22. Ra5 Qb7 23. Nh2 d5 {The position is equal.} 24. exd5 Rxd5 25. Ng4 Nxg4 26. hxg4 Rad8 27. Raa1 R8d6 28. Re2 Qd7 29. Qe4 Rd1+ 30. Rxd1 Rxd1+ $11 {[%mdl 4096] Endgame KQR-KQR} 31. Kh2 Qd5 32. Qxe5+ Qxe5+ 33. Rxe5 {KR-KR} Rd2 34. f3 Rxb2 35. Rc5 h6 36. Rc6 Ra2 $1 37. c4 bxc4 38. Rxc4 a5 39. bxa5 Rxa5 40. Re4 g5 41. Re2 Rb5 42. Re4 Ra5 43. Re2 Rb5 44. Re4 Ra5 {Weighted Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.2"]
[White "Firouzja, Alireza"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2703"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,9]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.3"]
[White "Carlsen, Magnus"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[WhiteElo "2881"]
[BlackElo "2829"]
[Annotator "NA RC"]
[PlyCount "12"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Ke2 {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 3. Ke1 {[%emt 0:00:00]} Ke8 {[%emt 0:00:00]} 4. Ke2 {[%emt 0:00:00]} Ke7 {[%emt 0:00:09]} 5. Ke1 {[%emt 0:00:00]} Ke8 {[%emt 0:00:01]} 6. Ke2 {[%emt 0:00:00]} Ke7 {[%emt 0:00:01]} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.4"]
[White "Anton Guijarro, David"]
[Black "Dubov, Daniil"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2674"]
[BlackElo "2770"]
[Annotator "ChessBase"]
[PlyCount "113"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. b3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Bb2 {[%emt 0:00:00]} Bg7 {[%emt 0:00:01]} 4. g3 {[%emt 0:00:00]} d6 {[%emt 0:00:16]} 5. d4 {[%emt 0:00:00]} c5 {[%emt 0:00:05]} 6. dxc5 {[%emt 0:00:07]} Qa5+ {[%emt 0:00:14]} 7. Nbd2 {[%emt 0:00:45]} Qxc5 {[%emt 0:00:03]} 8. e3 {[%emt 0:00:25]} O-O {[%emt 0:01:18]} 9. c4 {[%emt 0:00:50]} Nc6 {[%emt 0:00:28]} 10. Bg2 {[%emt 0:00:43]} Qh5 {[%emt 0:00:05]} 11. O-O {[%emt 0:01:18]} Bg4 {[%emt 0:00:03]} 12. Qc2 {[%emt 0:01:23]} Rac8 {[%emt 0:00:04]} 13. Nd4 {[%emt 0:00:30]} Nb4 {[%emt 0:01:40]} 14. Qb1 {[%emt 0:00:03]} Bh3 {[%emt 0:00:10]} 15. f3 {[%emt 0:00:38]} a6 {[%emt 0:00:55]} 16. a3 {[%emt 0:00:31]} Nc6 {[%emt 0:00:16]} 17. Qe1 {[%emt 0:00:48]} Bxg2 {[%emt 0:01:06]} 18. Kxg2 {[%emt 0:00:00]} b5 {[%emt 0:00:19]} 19. g4 {[%emt 0:00:55]} Qc5 {[%emt 0:00:11]} 20. b4 {[%emt 0:01:45]} Qb6 {[%emt 0:00:07]} 21. Rc1 {[%emt 0:00:17]} Ne5 {[%emt 0:00:45]} 22. Qe2 {[%emt 0:00:01]} bxc4 {[%emt 0:00:29]} 23. Nxc4 {[%emt 0:00:01]} Nxc4 {[%emt 0:00:12]} 24. Rxc4 {[%emt 0:00:00]} Nd5 {[%emt 0:03:17]} 25. Rfc1 {[%emt 0:01:15]} Rxc4 {[%emt 0:00:02]} 26. Rxc4 {[%emt 0:00:01]} e5 {[%emt 0:00:08]} 27. Nc2 {[%emt 0:00:07]} Qb5 {[%emt 0:00:22]} 28. Kf2 {[%emt 0:01:00]} Bf6 {[%emt 0:00:12]} 29. Bc1 {[%emt 0:00:51]} e4 {[%emt 0:01:32]} 30. Nd4 {[%emt 0:01:50]} Bh4+ {[%emt 0:00:03]} 31. Kf1 {[%emt 0:00:17]} exf3 {[%emt 0:00:12]} 32. Nxf3 {[%emt 0:00:05]} Bf6 {[%emt 0:00:05]} 33. Rc2 {[%emt 0:00:23]} Qa4 {[%emt 0:00:41]} 34. Qd3 {[%emt 0:00:20]} Re8 {[%emt 0:00:24]} 35. Kf2 {[%emt 0:00:24]} Bg7 {[%emt 0:00:14]} 36. g5 {[%emt 0:00:21]} Nb6 {[%emt 0:01:13]} 37. e4 {[%emt 0:00:40]} d5 {[%emt 0:00:30]} 38. exd5 {[%emt 0:00:04]} Nxd5 {[%emt 0:00:07]} 39. Re2 {[%emt 0:00:20]} Rd8 {[%emt 0:00:08]} 40. Bb2 {[%emt 0:00:15]} Bxb2 {[%emt 0:00:51]} 41. Rxb2 {[%emt 0:00:00]} Rd6 {[%emt 0:00:04]} 42. Re2 {[%emt 0:00:47]} Qd7 {[%emt 0:00:05]} 43. Qe4 {[%emt 0:00:09]} Qa7+ {[%emt 0:00:49]} 44. Qd4 {[%emt 0:00:46]} Qxd4+ {[%emt 0:00:28]} 45. Nxd4 {[%emt 0:00:00]} Nxb4 {[%emt 0:00:07]} 46. axb4 {[%emt 0:00:45]} Rxd4 {[%emt 0:00:01]} 47. Ra2 {[%emt 0:00:00]} Rd6 {[%emt 0:00:50]} 48. Kg3 {[%emt 0:00:21]} Kg7 {[%emt 0:00:16]} 49. h4 {[%emt 0:00:16]} h6 {[%emt 0:00:15]} 50. Rc2 {[%emt 0:00:25]} Rd3+ {[%emt 0:00:32]} 51. Kf2 {[%emt 0:00:26]} hxg5 {[%emt 0:00:21]} 52. hxg5 {[%emt 0:00:01]} Rd5 {[%emt 0:00:00]} 53. Rc5 {[%emt 0:00:16]} Rxc5 {[%emt 0:00:16]} 54. bxc5 {[%emt 0:00:00]} Kf8 {[%emt 0:00:02]} 55. Ke3 {[%emt 0:00:05]} Ke7 {[%emt 0:00:02]} 56. Ke4 {[%emt 0:00:17]} a5 {[%emt 0:00:44]} 57. Kd5 {[%emt 0:00:03]} 0-1

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.5"]
[White "Grandelius, Nils"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2632"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,49,39,20,27,12,17,16,16,8,16,6,10,10,31,14,14,20,18,4,26,-18,0,0,0,-11,-29,-27,-10,-4,0,-22,0,-20,0,-18,0,-16]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. a4 {aiming for axb5.} Bb7 {C78: Ruy Lopez: Archangelsk and Möller Defences.} ({Not} 8... Nxe4 $2 9. Bd5 $18) 9. d3 h6 10. Nh4 {[#]} Rb8 $146 ({Predecessor:} 10... O-O 11. axb5 axb5 12. Rxa8 Bxa8 13. Qf3 Kh8 14. Nf5 Ng8 15. Qg3 Qf6 16. Ne3 Qg6 17. Qxg6 fxg6 {1-0 (41) Movsesian,S (2709)-Kurnosov,I (2674) Dagomys 2010}) 11. axb5 axb5 12. Nf5 O-O 13. Qf3 {[#] Qg3! is the strong threat.} Bc8 14. Nd2 Bxf5 15. Qxf5 Ne7 16. Qh3 b4 17. Bc4 bxc3 18. bxc3 c6 19. Nf3 d5 20. Ba2 Bd6 21. Bb1 {The position is equal.} Ng6 22. Qf5 Ne7 23. Qh3 Ng6 24. Qf5 Ne7 25. Qh3 {A rather calm draw.  Weighted Error Value: White=0.11/Black=0.09} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.6"]
[White "Mamedyarov, Shakhriyar"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2761"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.7"]
[White "Nepomniachtchi, Ian"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2778"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,53,34,50,12,31,20,33,33,36,61,60,18,15,27,26,47,18,28,47,22,58,43,103,0,0,0,0,0,0,0,0,0,0,0,0,0,36,36,33,36,55,79,770,754]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Ne5 8. Qg3 b5 9. O-O-O {White is slightly better.} Nf6 {Threatening ...b4.} 10. f4 Neg4 11. Bd2 {Strongly threatening e5.} (11. Bg1 $5 {[%cal Re4e5]}) 11... b4 12. Na4 {e5 is the strong threat.} h5 13. Bd3 d5 14. e5 Ne4 15. Bxe4 dxe4 16. h3 Nh6 {[#]} 17. Qb3 $5 $146 {[%mdl 8] An interesting novelty.} (17. Bxb4 $1 $16 {[%mdl 512] Threatens to win with Bd6!} Bxb4 18. Qxg7) ({Predecessor:} 17. b3 Bd7 18. Nb2 Bc5 19. Be3 O-O 20. Qf2 a5 21. Kb1 a4 22. g4 Ra6 23. Nxe6 Bxe6 24. Bxc5 axb3 25. cxb3 {½-½ (48) Caruana,F (2832)-Shankland,S (2724) Germany 2019}) 17... Bd7 {aiming for ...Qa5.} 18. Bxb4 Rb8 19. Bxf8 Rxb3 {[%mdl 64] Pin} 20. Bd6 $1 $36 {[%cal Rd6c7][%mdl 2048] White is pushing.} Qa5 21. axb3 Bxa4 22. bxa4 Qxa4 23. Ba3 {And now Rhe1 would win.} Kd7 {With the idea ...Kc8.} 24. Rhe1 Kc8 25. Rxe4 Rd8 {next ...Nf5 is good for Black.} 26. Rd3 $1 Nf5 $2 {[%mdl 8192] [#]} (26... Rd5 $16) 27. Nxe6 $1 {[%mdl 576] Discovered Attack.  Weighted Error Value: White=0.12/Black=0.08} 1-0

[Event "Magnus Carlsen Invitational 2021"]
[Site "Online"]
[Date "2021.03.10"]
[Round "15.8"]
[White "Karjakin, Sergey"]
[Black "Radjabov, Teimour"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2709"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2021.03.13"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,18,23,27,23,30,25,25,17,58,64,83,34,34,27,54,33,53,54,58,60,68,70,75,52,61,49,56,37,72,87,134,104,102,84,89,70,68,81,272,213,411,429,576,575,529,545,695,525,503,507]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. O-O h6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. Nd5 Nf6 8. a3 $5 {[%mdl 4] Leaves trodden paths.} O-O {White has an edge.} 9. c3 {[#]} Nd7 $146 ({Predecessor:} 9... Nxd5 10. Bxd5 Bg4 11. h3 Bxf3 12. Qxf3 Bg5 13. Qg4 Bxc1 14. Raxc1 Ne7 15. Ba2 Kh8 {½-½ (58) Stoinev,M (2268)-Miljkovic,M (2477) Plovdiv 2010}) 10. b4 Nb6 11. Nxb6 axb6 12. Be3 Bf6 13. Qb3 Bd7 14. h3 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 15. a4 Qc7 16. Rfb1 Ra7 17. Nd2 Ng6 18. Kh2 Nf4 19. Ra2 g5 20. Nf1 d5 21. exd5 e4 {[#] Threatens to win with ...Nxd5+.} 22. bxc5 bxc5 {aiming for ...Nxd5+.} 23. Qb6 Qxb6 24. Rxb6 Bd8 {This costs Black the game.} (24... Be5 $16 25. Bxf4 (25. Rxh6 Nxd5+ 26. Kg1 Nxe3 $11) 25... Bxf4+ 26. g3 Bc7) 25. Rxh6 Kg7 $2 {[#]} (25... Nxd3 26. Bxd3 exd3) 26. Bxc5 $18 Re8 {White is clearly winning.} 27. Rd6 b6 28. Bd4+ Kh7 29. Rxd7 Rxd7 30. Bb5 {[%mdl 64] Skewer.  Weighted Error Value: White=0.18/Black=0.45} 1-0

