[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Carlsen, Magnus"]
[Black "Le, Quang Liem"]
[Result "1/2-1/2"]
[ECO "D39"]
[WhiteElo "2865"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "178"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,178,23,-7,-12,-10,-6,-13,0,0,0,0,0,0,0,5,18,18,27,20,22,24,37,29,43,40,61,54,61,58,54,6,32,13,12,0,0,-2,13,0,0,0,0,0,0,0,0,0,0,-10,-11,-24,-24,-24,-14,-33,-8,-8,-8,-8,-8,-54,-38,-45,-46,-50,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-53,-53,-53,-53,-53,-8,-53,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. dxc5 {Hoping for Qxd8+.} (7. Bxc4 {is interesting.} h6 8. Bxf6 Qxf6 9. O-O O-O 10. e5) 7... Bxc3+ {D39: Queen's Gambit Declined: Ragozin Defence with 5 Bg5 dxc4.} 8. bxc3 Qxd1+ 9. Rxd1 {[#]} h6 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 9... Nbd7 10. c6 bxc6 11. Nd2 Ba6 12. Bxf6 Nxf6 13. f3 O-O-O 14. Bxc4 Bxc4 15. Nxc4 Kc7 {½-½ (43) Nielsen,P (2687)-L'Ami,E (2606) Germany 2009}) 10. Bxf6 gxf6 11. Bxc4 Nd7 12. c6 bxc6 13. Nd4 Bb7 14. f3 Ke7 15. Kf2 Rhc8 16. Rb1 Rc7 17. Rb3 a5 18. Rhb1 Ba6 19. Bxa6 {White is more active.} Rxa6 20. Rb7 Kd8 21. Kg3 (21. R7b2 $14 {should be considered.}) 21... a4 22. Kh4 Ra5 {[%cal Ba6a5,Ba5c5,Bc5c3,Bc3a3][%mdl 32]} 23. R7b4 Ke7 24. f4 {Inhibits Rg5.} Rc5 25. Rxa4 {[#] Strongly threatening c4.} Rxc3 26. Kh5 Nc5 {[%csl LRa4,LRe4]} 27. Ra7 Rxa7 28. Nxc6+ Kf8 29. Nxa7 $11 {[%mdl 4096] Endgame KRN-KRN} Ra3 30. Nc6 Kg7 31. e5 Rxa2 {aiming for ...f5.} 32. exf6+ Kxf6 33. Rg1 Nd3 34. Kxh6 Nxf4 {White must now prevent ...e5.} 35. Rf1 {[%cal Rf1f4] [#]} e5 36. Nxe5 Kxe5 {KRN-KR} 37. g3 Rxh2+ 38. Kg7 Nh5+ (38... Ne6+ $15 {deserves consideration.} 39. Kxf7 Rh7+ 40. Ke8 Ng5) 39. Kxf7 Nxg3 40. Ra1 Rh6 41. Ra5+ Kf4 42. Ra4+ Ne4 43. Ke7 Ke5 44. Ra5+ Kd4 45. Ra4+ Kd5 46. Ra5+ Nc5 47. Kf7 Rc6 48. Ra1 Ke5 49. Re1+ Ne4 50. Ke7 Rc7+ 51. Kd8 Ra7 52. Ke8 Kd5 53. Kf8 (53. Rd1+ $11 Ke6 54. Kd8) 53... Nd6 $1 $15 54. Kg8 Nf5 55. Kf8 Kd6 (55... Kc6 $1 $15) 56. Rd1+ (56. Rf1 $1 $11 {was preferrable.}) 56... Ke6 (56... Kc6 $1 $15 {is superior.}) 57. Re1+ $11 {The position is equal.} Kf6 58. Ke8 $1 Ng7+ 59. Kd8 Ne6+ 60. Kc8 Ke7 61. Kb8 Rd7 62. Kc8 Rd6 63. Rh1 Rc6+ 64. Kb7 Nd8+ 65. Kb8 $1 Rc2 66. Re1+ Ne6 67. Kb7 Rc4 68. Kb6 Kd6 69. Kb5 Rc5+ 70. Kb4 Nd4 {( -> ...Nc2+)} 71. Rh1 Rc8 72. Rh6+ Kd5 73. Rh5+ Ke4 74. Rh4+ Ke3 75. Rh3+ Nf3 76. Rh7 Kd3 77. Rh3 Ke4 78. Rh7 Ne5 79. Rh4+ $1 Kd5 80. Rh5 Rc4+ 81. Kb3 Re4 82. Kc3 Re3+ 83. Kd2 Rg3 84. Kc2 $1 Kd4 85. Rh4+ Ng4 86. Rh8 Ne3+ 87. Kb3 Nd5+ 88. Kb2 Nb6 89. Rh4+ Kc5 {Weighted Error Value: White=0.07 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Ding, Liren"]
[Black "Artemiev, Vladislav"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2799"]
[BlackElo "2700"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,78,19,13,24,16,29,13,20,11,21,22,16,28,27,11,45,37,44,47,56,49,76,68,63,78,89,96,89,87,226,30,460,302,294,294,302,303,537,574,565,548,539,342,373,-273,-275,-272,-264,-262,-264,-243,0,-559,-544,-637,-637,-637,-633,-612,-611,-584,-568,-552,-557]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 Be7 8. Bd3 Ne4 9. Bf4 (9. Nxe4 $2 dxe4 10. O-O (10. Bxe7 $2 Qxe7 11. Bxe4 Qxe4 $19) 10... Bxg5 $19) 9... Ndf6 {D35: Queen's Gambit Declined: Exchange Variation.} 10. O-O {The modern move.} O-O 11. Ne5 Bf5 {The position is equal.} 12. Qc2 g6 13. f3 {[%cal Bf2f3,Bf3e4][%mdl 32]} Nd6 14. g4 Bxd3 15. Nxd3 {[#]} Nfe8 $146 ({Predecessor:} 15... Re8 16. Rad1 Bf8 17. b3 Rc8 18. Ne2 Nb5 19. Ng3 Nd7 20. g5 Be7 21. h4 c5 22. dxc5 Nxc5 {1-0 (43) Gupta,A (2581)-Gukesh,D (2497) New Delhi 2019}) 16. e4 $1 dxe4 17. fxe4 Ng7 18. Rad1 Ne6 19. Bh6 $1 Re8 20. d5 cxd5 21. Nxd5 Nxe4 22. Ne5 {[%csl LRe4,LRf7][%cal Bd3e5,Be5c4,Bc4d6][%mdl 32]} Nd6 (22... N6g5 $16 23. Nf6+ Bxf6 24. Rxd8 Raxd8 25. Rxf6 (25. Bxg5 Nxg5 26. Rxf6 Rxe5 $11) 25... Rxe5) 23. Qf2 $2 ({Better is} 23. Qd3 $18) 23... Ng5 $2 {[%mdl 8192]} (23... Bh4 $1 $11 {and Black stays safe.} 24. Qd2 Nc7) 24. Kh1 Nge4 25. Qf3 {[%cal Re5f7]} f6 26. Nc4 {And now Nxd6 would win.} Rc8 $2 (26... Kh8 {was necessary.} 27. g5 f5 28. Nxe7 Rxe7) 27. Nxd6 $1 $18 Bxd6 28. Qb3 $1 {White wants to mate with Nxf6+.} Kh8 {[%cal Of6f5]} 29. Qxb7 {[%csl Gh6][%cal Rb7g7]} Rg8 {[#] Prevents Qg7+. White must now prevent ...Rc2.} 30. Rde1 $4 {[%mdl 8192] [#]} (30. Nxf6 $1 $18 {[%mdl 512] was the only winning move.} Nxf6 31. Bg5) 30... Rc2 $1 $19 31. Rxe4 Rxh2+ 32. Kg1 Rxh6 {The board is on fire.} 33. Rxf6 {[#]} Rh3 $2 ({Black should play} 33... Qa5 $1 $19 {[%cal Ra5d2] ( -> ...Qd2!)} 34. Rf2 (34. Qc6 Bc5+ 35. Rf2 Bxf2+ 36. Kf1 Rf8 $19) 34... Qc5) 34. b4 $2 {[%mdl 8192]} (34. Qc6 $11 Rd3 35. Qxd6 (35. Rxd6 Qh4 $11) 35... Rxd5 36. Qxd8 Rgxd8 37. Rf7) 34... Rd3 {[%cal Od3d5] aiming for ...Rxd5! Black is clearly winning.} 35. Rf7 {[%csl Gb7][%cal Rf7h7]} Qh4 36. Rxh7+ Qxh7 37. Qxh7+ Kxh7 38. Nf6+ Kg7 39. Nxg8 Kxg8 {Weighted Error Value: White=0.67/Black=0.50} 0-1

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Nepomniachtchi, Ian"]
[Black "Keymer, Vincent"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2773"]
[BlackElo "2664"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]

{[%evp 17,109,13,18,0,10,0,12,7,7,17,20,23,21,24,25,23,29,20,64,70,79,68,85,70,83,85,104,108,133,109,111,92,102,99,147,65,60,76,70,70,68,54,55,47,55,64,105,12,8,9,8,8,6,12,8,1,8,0,0,-13,-5,-14,-14,-14,-14,-14,-8,-14,-14,-14,-14,-61,-33,-61,-60,-60,-60,-59,-59,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-247]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. Re1 {Recently 10.Qd3 got a lot of attention. B92: Sicilian Najdorf: 6 Be2.} Nc6 11. Bf3 Na5 12. Nxa5 {The position is equal.} Qxa5 13. Qd2 {[#]} Qc7 $146 ({Predecessor:} 13... Rfd8 14. Nd5 Qxd2 15. Nxe7+ Kf8 16. Bxd2 Kxe7 17. Ba5 Rdc8 18. c3 Nd7 19. Red1 Rc6 {1-0 (64) Saveliev,A (2000)-Chigaeva,A (1793) St Petersburg 2010}) 14. a4 Rac8 15. a5 h6 16. h3 Rfe8 17. Red1 Nd7 (17... Rf8 $11 {deserves consideration.}) 18. Nd5 $14 Bxd5 19. Qxd5 Nf6 20. Qb3 Qc6 21. c3 Red8 22. Ra4 Nd7 23. Bg4 Rc7 24. Rb4 {White is much more active.} Nc5 25. Qc4 Bg5 (25... Qe8 $142) 26. Bxc5 (26. Bxg5 $16 hxg5 27. Qe2) 26... Qxc5 27. Qa2 Bh4 {Prevents g3.} 28. Rd2 g6 29. Kf1 h5 30. Bd1 Kg7 31. g3 Be7 {[#]} (31... Bg5 $14 32. Rd5 Qa7) 32. Rb6 ({White should try} 32. Bb3 $1 $16) 32... d5 $1 $36 {[%mdl 2048] White is under pressure.} 33. Rxd5 Rxd5 34. Qxd5 Qxd5 35. exd5 {[%mdl 4096] Endgame Black must now prevent d6. KRB-KRB} Bc5 36. Rb3 f5 37. c4 Kf6 38. g4 h4 39. gxf5 gxf5 40. Rd3 e4 41. d6 Rd7 42. Rd5 Rxd6 43. Rxd6+ Bxd6 {KB-KB} 44. Ba4 (44. f3 $1 $11 {is superior.}) 44... Ke7 45. Ke2 Bb4 46. f3 exf3+ 47. Kxf3 Bxa5 48. c5 Bb4 {Black is better.} 49. c6 {[#] aiming for c7.} b5 50. Bc2 Kd6 51. Bxf5 Kxc6 52. Be6 Kd6 53. Bg8 Bd2 54. b3 Kc5 {And now ...Kb4 would win.} 55. Kg2 $2 {Weighted Error Value: White=0.12 (very precise) /Black=0.07 (flawless)} (55. Ke2 $17 Bg5 56. Kd3) 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Esipenko, Andrey"]
[Black "Hansen, Eric"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2714"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,20,19,14,18,8,18,18,12,12,20,12,21,11,27,9,54,10,26,13,22,16,18,21,28,19,21,0,0,0,0,0,0,0,0,0,0,0,62,72,67,62,75,6,6,6,6,6,6,12,13,12,0,0,125,20,72,86,251,109,363,363,363,363,363,363,363,363,302,253,253,253,247,93,363,345,4881,4290,2975,4290,2545,1783,1118,398,29975,29976,29980,6103]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 {[%cal Bd2d3,Bd3d4][%mdl 32]} Bc5 5. Bxc6 dxc6 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Nd7 7. c3 O-O 8. d4 {The position is equal.} Bd6 9. Bg5 f6 {9...f6 is better than 9...Qe8.} 10. Bh4 Qe8 11. Nbd2 {[#]} b5 $146 ({Predecessor:} 11... a5 12. Qc2 Qf7 13. Bg3 a4 14. b3 exd4 15. Bxd6 cxd6 16. Nxd4 axb3 17. axb3 Rxa1 18. Rxa1 {½-½ (28) Oparin,G (2654)-Firouzja,A (2770) Riga 2021}) 12. a4 {Black should prevent axb5.} Kh8 (12... a5 $11 {feels stronger.}) 13. Re1 (13. Qc2 $14) 13... a5 $11 14. Bg3 Nb6 $1 15. b3 bxa4 16. bxa4 c5 17. dxe5 fxe5 18. c4 Nd7 19. Nf1 Nb8 20. Qd5 {[%csl LRa8,LRe5]} Ra7 21. Bxe5 ({Don't blunder} 21. Nxe5 $2 Bb7 22. Nf7+ Rxf7 $19) 21... Bb7 22. Bxd6 Bxd5 23. Bxf8 Qxf8 (23... Bxc4 $11 24. Bxc5 Rb7) 24. cxd5 c6 25. Ne3 h6 26. Ne5 {White is much more active.} (26. Nc4 $1 $16) 26... Kh7 27. N3c4 {And now d6 would win. Pair of Knights!} cxd5 28. exd5 Nd7 29. Nxd7 Rxd7 30. d6 Qf4 31. Rac1 ({Wrong is} 31. Re7 $2 Rd8 32. Ne3 Rxd6 $19) 31... Rb7 (31... Rf7 $11) 32. g3 ({White should try} 32. Ne5 $1 $16) 32... Qf5 (32... Qf6 $1 $11) 33. Red1 $16 {Black is on the road to losing.} h5 $2 {[#]} (33... Rf7 $16 {was called for.}) 34. h4 ({Less strong is} 34. Nxa5 Rb2 35. Rf1 h4 $11) (34. Ne3 $1 $18 {[%cal Re3f5] and the rest is easy.} Qd7 35. Rxc5 Qxa4 36. Rxh5+ Kg8 37. Rh4) 34... Ra7 $2 {[%mdl 8192]} (34... Rd7 $16) 35. Ne3 $18 Qd7 36. Rxc5 Qxa4 37. Rxh5+ Kg8 38. Rhd5 {Black must now prevent d7.} Rd7 39. R5d4 Qb5 {[#]} 40. Nd5 $1 Kh7 41. Nc7 $2 (41. Nc3 $18 Qc6 42. R1d3) 41... Qb3 {[%mdl 8192]} (41... Qe2 $16) 42. Rd5 {Threatens to win with Ne6.} a4 $2 (42... Qc2 43. Ne6 Kg8) 43. Ne6 {White wants to mate with Nf8+.} Qb8 {Inhibits Nf8+.} 44. Nc5 $1 {[%csl LRa4,LRd7]} Rd8 45. Nxa4 Qa7 46. Nc5 $2 (46. Rh5+ Kg8 47. Nc5) 46... Qf7 $2 (46... Rxd6 $18 47. Rxd6 Qxc5) 47. d7 Rf8 48. R1d2 {Weighted Error Value: White=0.27 (precise) /Black=0.54} (48. Ne4 $142 Kg6 49. h5+ Kh6 50. d8=Q Rxd8 51. Rxd8 Kxh5 52. R1d5+ Qxd5 53. Rxd5+ Kg6 54. Kg2) 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Le, Quang Liem"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2709"]
[BlackElo "2865"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,93,22,9,3,18,10,5,26,13,20,19,25,27,32,26,26,18,29,12,10,12,19,9,26,6,12,11,12,8,15,4,28,6,5,5,4,4,14,5,14,8,8,4,4,4,5,5,5,8,12,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Nbd2 cxd4 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 8. Nxd4 Bc5 9. b3 Bxd4 10. exd4 {[#]} O-O $146 ({Predecessor:} 10... b5 11. Ba3 Nc6 12. Rc1 bxc4 13. Nxc4 Ne7 14. Nd6+ Kf8 15. Qf3 Bd7 16. Rc7 Rb8 17. Rfc1 Kg8 18. Nb7 Qe8 19. Nd6 Qd8 20. Nb7 Qe8 21. Nd6 {½-½ (21) Theodorou,N (2577)-Shlyakhtenko,R (2364) New York 2022}) 11. Ba3 Re8 12. Bd3 Bd7 {[%cal Bc8d7,Bd7c6,Bc6d5][%mdl 32]} 13. Nc4 Bc6 14. Re1 Bd5 15. Bc5 {White wants to play Nb6.} Nc6 16. Nb6 Rb8 17. Rc1 Qc7 18. h3 Rbd8 19. Qe2 Qf4 20. Qe3 Qxe3 21. Rxe3 Ne7 22. Ree1 (22. Nc4 {keeps more tension.} Nc8 23. Rd1 b5 24. Ne5 Nd6 25. Ree1) 22... Nc8 {The position is equal.} 23. f3 Nxb6 24. Bxb6 {A strong pair of Bishops.} Rc8 25. Kf2 Rc6 26. Rxc6 Bxc6 27. Rc1 Rc8 28. Ba5 Nd5 29. Be4 Ne7 30. Bb4 Nd5 31. Bxd5 exd5 $11 {[%mdl 4096] Endgame KRB-KRB} 32. h4 h5 33. a4 Bd7 34. Rxc8+ Bxc8 {KB-KB} 35. a5 Bf5 36. Bc5 Bc2 37. b4 f6 38. Kg3 Kf7 39. Kf4 g6 40. g4 Bd1 41. gxh5 gxh5 42. Bd6 Ke6 43. Bc5 Be2 44. Bb6 Bd1 45. Bc5 Be2 46. Bb6 Bd1 47. Bc5 {An interesting draw.  Weighted Error Value: White=0.04 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Artemiev, Vladislav"]
[Black "Ding, Liren"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2700"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,4,15,0,0,0,0,0,0,0,4,0,9,-8,43,41,37,43,47,31,27,22,14,22,48,42,46,42,61,85,90,87,78,88,150,123,124,121,125,115,141,143,114,85,138,138,137,136,160,136,183,183,203,177,231,201,272,269,516,532,510,515,621,621,620,619,511,511]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Bd6 5. b3 b6 6. cxd5 {A17: English Opening: 1...Nf6 with ...Bb4.} exd5 7. Bb2 O-O 8. Nb5 $5 {[%mdl 4] The position is equal. Exploring less charted territory.} Be7 9. Be5 Ne8 {[#]} 10. Rc1 $146 {[%cal Re5c7]} ({Predecessor:} 10. Qc2 Na6 11. a3 c5 12. d4 Bb7 13. Bd3 g6 14. h4 Bf6 15. h5 Kg7 16. hxg6 hxg6 17. Bxg6 fxg6 18. Ng5 {1-0 (18) Santos Ruiz,M (2523)-Raja,R (2415) Sitges 2018}) 10... c5 11. Bxb8 {Threatens to win with Bf4.} Rxb8 (11... a6 $11) 12. Nxa7 $14 {And now Nc6 would win.} Bb7 {To avoid Nc6} 13. Nb5 d4 14. Bc4 {[%cal Re3d4]} (14. a4 {feels hotter.} d3 15. Rc3 Bf6 16. Rxd3 Qe7 17. e4) 14... Nd6 15. O-O Nxc4 16. bxc4 {[%cal Re3d4]} d3 17. Rc3 Bf6 18. Rb3 Qd7 19. Ne1 $1 Qe6 20. Qc1 Rfd8 21. Rxd3 h5 (21... Rxd3 $142 22. Nxd3 Qd7) 22. Rxd8+ Rxd8 23. d3 Bc6 24. a4 Qd7 25. e4 Ra8 26. Nc3 Bxa4 (26... Bxc3 $142 27. Qxc3 Bxa4) 27. Nd5 $16 Bd8 28. Nf3 {Pair of Knights!} Ra6 29. Qc3 {White is more active.} b5 (29... Qd6 $16 30. Ne5 f6) 30. cxb5 $18 Qxb5 31. h3 f6 (31... Bf6 $142 32. Nxf6+ Rxf6) 32. Rc1 Rc6 33. Qa3 {Black must now prevent Nc3.} Qb3 (33... Ra6 {was called for.} 34. Rxc5 Qb7) 34. Qxb3 {White is clearly winning.} Bxb3 {[#]} 35. Nd4 $1 {[%mdl 512]} Bxd5 (35... cxd4 36. Rxc6) 36. Nxc6 ({Weaker is} 36. exd5 Rd6 37. Rxc5 Bb6 $16) 36... Bxc6 37. Rxc5 Bb7 {[#]} 38. Rb5 $1 {Weighted Error Value: White=0.05 (flawless) /Black=0.28 (precise)} 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Keymer, Vincent"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D77"]
[WhiteElo "2664"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,84,37,22,26,24,20,26,20,25,21,30,28,27,40,25,32,7,19,18,16,0,0,0,0,0,0,0,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 {[%cal Bd7d5,Bd5c4][%mdl 32]} 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 dxc4 6. O-O O-O 7. Na3 c5 {now supersedes 7...c3.} 8. dxc5 c3 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} 9. Nb5 Na6 10. Nxc3 Nxc5 {White has an edge.} 11. Be3 Nce4 12. Nxe4 Nxe4 13. Bd4 Be6 14. Bxg7 Kxg7 15. Qd4+ Nf6 {The position is equal.} 16. Rfd1 Qa5 {Inhibits Qc5.} 17. Qe5 Qxe5 18. Nxe5 {[#]} Rac8 $146 ({Predecessor:} 18... Rfd8 19. a3 Bd5 20. Bxd5 {½-½ (20) Amin,B (2680)-Nepomniachtchi,I (2782) Warsaw 2021}) 19. Bxb7 Rb8 20. Bf3 Rxb2 21. Nd3 Rxa2 22. Rxa2 Bxa2 23. Ra1 Bd5 24. Bxd5 Nxd5 25. Rxa7 $11 {[%mdl 4096] Endgame KRN-KRN} Rd8 26. Ne5 Kf8 27. Nd7+ Ke8 28. Ne5 f6 29. Nc6 Rd6 30. Nd4 Nc3 31. e3 Rb6 32. Rc7 Ne4 33. Rc2 Kf7 34. Kg2 Nd6 35. Rc7 Nb5 36. Nxb5 Rxb5 {KR-KR} 37. Rc2 h5 38. h4 Ra5 39. Rd2 Rb5 40. Rc2 Ra5 41. Rd2 Rb5 42. Rc2 Ra5 {Weighted Error Value: White=0.03 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.1"]
[White "Hansen, Eric"]
[Black "Esipenko, Andrey"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2606"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]

{[%evp 20,116,35,35,32,27,36,16,21,10,45,33,40,56,47,37,46,20,26,26,43,27,31,30,34,25,29,24,43,35,35,40,41,39,49,41,52,19,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-50,-41,-40,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-949,-46,-919,-52,-29948,-7400,-29996,-29997]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 Na5 {9...d5 is the modern continuation.} 10. Nxe5 Nxb3 11. axb3 d5 $1 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} 12. exd5 Qxd5 {[%csl Gb7][%cal Rd5g2]} 13. Nf3 Rfe8 {[#] The position is equal.} 14. Be3 $146 ({Predecessor:} 14. c4 Qf5 15. d4 Ne4 16. Qc2 Bf6 17. cxb5 Qxb5 18. Bf4 c5 19. Na3 Qc6 20. Rad1 Rad8 21. Be3 cxd4 22. Qxc6 Bxc6 23. Nxd4 Bd5 24. Nc4 h5 {0-1 (24) Werner,J (2368)-Richter,W (2281) ICCF email 2019}) 14... Bb4 {A strong pair of Bishops.} 15. c3 Bf8 16. d4 {[%cal Bd3d4,Bd4d5][%mdl 32]} Ne4 17. Qc2 Qh5 18. c4 Bb4 $1 19. Nc3 Nd6 {[%csl LRc4,LRf3][%cal Be4d6,Bd6f5,Bf5e3][%mdl 32]} 20. Nd2 Nf5 {[%cal Ob7g2]} 21. d5 (21. cxb5 $2 Bxg2 $1 {[%mdl 512]} 22. Qxf5 (22. Kxg2 $2 Qg6+ 23. Kh2 Bd6+ 24. Kh1 Ng3+ 25. fxg3 Qxc2 $19) 22... Qxf5 $19) 21... c6 22. g4 Nxe3 23. Rxe3 (23. gxh5 $2 {is the wrong capture.} Nxc2 24. Rxe8+ Rxe8 $19) 23... Qh6 24. Nde4 $1 Bxc3 25. Qxc3 {aiming for Rae1.} cxd5 26. Nc5 Qc6 27. Nxb7 Qxb7 28. c5 {Black must now prevent c6.} b4 29. Qd4 Rxe3 30. Qxe3 $11 {[%mdl 4096] Endgame KQR-KQR} h6 31. Re1 Qc6 32. Qd4 Rc8 33. Rc1 a5 34. Kg2 Re8 35. Rd1 Rd8 36. Ra1 Ra8 37. h4 (37. Kg1 $11) 37... Re8 $1 $15 {Hoping for ...Re4.} 38. Rd1 $1 ({But not} 38. Rxa5 $2 Re4 39. Qd3 (39. Qd1 $2 d4 $19) 39... Rxg4+ 40. Kf1 d4 $19) 38... Rd8 (38... Qc8 {keeps more tension.} 39. f3 Re2+ 40. Kf1 Rc2 41. Qxd5 Rxc5 42. Qd8+ Qxd8 43. Rxd8+ Kh7) 39. h5 Qe6 40. Rd3 Qc6 41. Rd1 Qe6 42. Ra1 Ra8 43. Rc1 Rc8 44. Ra1 Ra8 45. Kg3 Qc6 46. Rd1 Rd8 47. Rc1 Re8 48. Qf4 Rd8 {To avoid Qd6} 49. Qd4 Re8 50. Rd1 Rd8 51. f4 Qe6 52. Qe5 Qc6 53. Qd4 Qe6 54. Qe5 Qc6 55. Qe7 $2 {[%mdl 8192]} (55. Qd4 $11) 55... Rc8 $2 (55... Re8 $1 $19 {[%cal Re8e7]} 56. Qh4 Qxc5) 56. Rc1 $2 {[%mdl 8192] [#]} (56. Re1 $15) 56... d4 $2 (56... Re8 $1 $19 {[%cal Re8e7]} 57. Qd6 Qb5 58. Qxd5 Qe2) 57. Rc4 $2 {[%mdl 8192] [#]} (57. Qe5 $15) 57... Re8 $1 58. Qd6 Re3+ {Weighted Error Value: White=0.62/Black=0.32} 0-1

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.2"]
[White "Carlsen, Magnus"]
[Black "Le, Quang Liem"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2865"]
[BlackElo "2709"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,93,0,0,25,10,24,-2,7,0,0,0,12,16,50,0,0,0,44,56,62,62,63,70,54,51,94,0,0,0,0,0,53,44,90,84,75,86,78,77,93,97,117,119,128,116,205,202,206,206,204,200,204,215,211,205,269,293,280,288,337,227,391,378,429,400,428,411,482,567,597,608,607,572,615,629,561,447,1170,1008,1781,1727,1942,1774,29980,12672]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 {[%cal Of3e5]} Bc5 {A29: English Opening: Four Knights Variation with 4 g3.} 7. O-O {[%cal Of3e5]} O-O 8. Qc2 {Black must now prevent Nxd5.} Nf6 {The position is equal.} 9. a3 {[#]} Bb6 $146 ({Predecessor:} 9... Nd4 10. Nxd4 exd4 11. b4 Bb6 12. Na4 Re8 13. Nxb6 axb6 14. e3 d3 15. Qc3 Ne4 {1-0 (46) Nakamura,H (2736)-Esipenko,A (2714) Berlin 2022}) 10. e3 a5 11. b3 Bg4 12. Bb2 ({Better is} 12. h3 $1 $14 Be6 13. Ng5) 12... Qd7 $11 13. Na4 Rfe8 (13... Bf5 $1 $11 14. Qd1 Bd3) 14. d4 $14 {[%cal Rf3e5]} Bxf3 15. Bxf3 {And now dxe5 would win.} exd4 16. Rfd1 Ne5 17. Bxb7 {[%cal Rb2d4]} (17. Bg2 {seems wilder.} d3 18. Qd2 Rad8 19. Rac1 Qf5 20. Bxe5 Rxe5 21. Rc3) 17... d3 (17... c6 $1 $14 18. Bxa8 (18. Nxb6 Nf3+ 19. Kg2 Qxb7 $11) 18... Nf3+ 19. Kg2 Nh4+ 20. gxh4 Qg4+ 21. Kh1 Qf3+ 22. Kg1 dxe3 23. Nxb6 Qg4+ 24. Kh1 Qf3+ 25. Kg1 Qg4+ 26. Kh1 Qf3+ 27. Kg1) 18. Bxe5 {This bishop pair is nice.} (18. Qd2 $1 $16 Rad8 19. Rac1) 18... dxc2 $11 19. Rxd7 Nxd7 20. Bxa8 {Strongly threatening Bc6.} Rxa8 (20... Nxe5 21. Be4 $16) (20... Rxe5 $11 21. Nxb6 Nxb6) 21. Bb2 $1 $14 Nc5 (21... Bc5 $14 {might be stronger.}) 22. Rc1 $16 {Black is now going downhill.} Nxb3 23. Rxc2 (23. Nxb6 $2 Nxc1 24. Bxc1 Rd8 $19) 23... f6 24. Kf1 ({Much worse is} 24. Nxb6 cxb6 25. Rc6 Rb8 $11) 24... Rb8 25. Bc3 ({Reject} 25. Nxb6 cxb6 26. h4 Rd8 $11) 25... Kf7 26. Rb2 Ba7 27. Ke2 $1 Ke6 (27... c6 $16) 28. Kd3 $1 $18 Kd5 {[#]} 29. e4+ $1 Kc6 30. Kc4 Nc1 31. Rxb8 Bxb8 32. Bxa5 {[%mdl 4096] Endgame KBN-KBN} Ba7 33. Bd2 Ne2 34. Kd3 Kb5 35. Nb2 ({Weaker is} 35. Kxe2 Kxa4 36. f4 Bc5 $16) 35... Ng1 (35... Nd4 {might work better.} 36. a4+ Ka6) 36. Be3 c5 37. f4 Nf3 38. h3 Bb6 39. Ke2 {Prevents Ne1.} Nd4+ 40. Bxd4 cxd4 {KB-KN} 41. Kd3 Bc5 42. a4+ Kb4 43. e5 {[%cal Be4e5,Be5e6][%mdl 32]} f5 (43... fxe5 $142 44. fxe5 Ka5) 44. e6 g6 45. g4 {[%cal Bg3g4,Bg4g5][%mdl 32]} h6 46. g5 h5 47. h4 {Weighted Error Value: White=0.04 (flawless) /Black=0.47} (47. Nc4 $142 Be7 48. Ne5 Bd6 49. Nxg6 Kc5 50. e7 Bxe7 51. Nxe7 Kd6 {[#]} 52. a5 $1) 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.2"]
[White "Artemiev, Vladislav"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2700"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,138,12,16,0,5,5,5,6,9,8,7,0,0,2,8,8,0,4,9,7,12,7,10,8,13,8,14,14,16,9,11,8,8,8,8,7,6,8,4,10,12,12,14,11,8,10,10,7,10,12,6,7,7,16,10,22,19,20,15,14,12,27,26,33,13,10,8,8,7,8,8,0,0,8,0,8,8,8,0,0,0,0,0,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,0,0,0,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Bg5 dxc4 {E36: Nimzo-Indian: Classical: 4...d5 5 a3.} 8. Qxc4 b6 9. Rd1 {[%cal Oe2e4]} Ba6 10. Qa4 h6 $1 {The main line 10...h6 scores better than 10...Qd7.} 11. Bh4 Qe7 12. Nf3 Rd8 13. e3 Bxf1 14. Rxf1 c5 15. dxc5 {With the idea Rxd8+.} Rxd1+ 16. Qxd1 g5 17. Bg3 Qxc5 18. Qd8+ Kg7 {[%cal Ob8c6]} 19. Be5 Qc1+ 20. Ke2 {Dancing on a razor blade.} Qc4+ 21. Qd3 Qxd3+ 22. Kxd3 Nbd7 23. Rc1 g4 24. Bxf6+ Kxf6 $11 {[%mdl 4096] [#] Endgame KRN-KRN} 25. Nd2 $146 ({Predecessor:} 25. Nd4 Nc5+ 26. Ke2 a5 27. Rc3 h5 28. f3 Ke7 29. Kf2 Kf6 {½-½ (29) Kutsenko,A (2102)-Setya Adhi,B (2084) ICCF email 2019}) 25... Ne5+ 26. Ke2 Rd8 27. f4 gxf3+ $1 28. gxf3 Rd7 29. Rc8 Ng6 30. Ne4+ Kg7 31. Nf2 Ne7 32. Rc4 Nd5 33. Nd3 Rc7 34. Rxc7 Nxc7 {KN-KN} 35. Ne5 f6 36. Nc6 a6 37. f4 Kf7 38. Kf3 Ne8 {The position is equal.} 39. Nb8 Nd6 40. Nxa6 {next b3 is good for White.} Nc4 41. Ke4 Nxb2 42. Kd4 {Inhibits Nc4.} Ke7 43. Nc7 {[%cal Of4f5]} Kd6 44. Ne8+ Ke7 45. Nc7 Kd6 46. Nb5+ Kc6 47. Nc3 e5+ 48. fxe5 fxe5+ 49. Kxe5 {[#] Hoping for Kd4.} Nc4+ 50. Kf6 Nxe3 51. Kg6 b5 52. h3 Kc5 53. Kxh6 Kc4 54. Ne4 Kd4 55. Nd6 Kc5 56. Ne4+ Kd4 57. Nf2 Nc4 58. h4 Ke3 $1 59. Nd1+ Kd2 60. Nf2 Nxa3 61. h5 {[#] Kg6 is the strong threat.} b4 62. Ne4+ Kd3 63. Nc5+ Kc4 64. Na4 {aiming for Kg5.} b3 65. Kg6 {White threatens h6 and mate.} Kb4 66. Nb2 Kc3 67. Na4+ Kb4 68. Nb2 Kc3 69. Na4+ Kb4 {A balanced but interesting game.  Weighted Error Value: White=0.01 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.3"]
[White "Ding, Liren"]
[Black "Artemiev, Vladislav"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2799"]
[BlackElo "2700"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,97,2,19,8,16,15,20,17,22,11,16,6,2,0,0,0,26,10,20,29,31,30,41,28,25,21,44,39,50,42,45,41,34,17,22,35,27,36,22,17,0,0,0,-21,13,18,19,18,52,0,0,0,46,32,29,17,86,80,96,34,143,146,181,124,205,178,313,269,326,326,496,418,632,601,550,543,706,679,608,418,29936,12845,2473,1783]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 O-O 9. Nge2 $1 {[%mdl 4] outshines the older 9.Qc2. D35: Queen's Gambit Declined: Exchange Variation.} Re8 10. O-O a5 11. Rc1 {The position is equal.} Nbd7 12. f3 b5 13. Bf2 Nb6 {[#]} 14. Nf4 $146 ({Predecessor:} 14. Ng3 Bf8 15. h3 Nc4 16. Bxc4 dxc4 17. e4 b4 18. Na4 Ba6 19. Re1 g6 20. Nf1 {½-½ (77) Ding,L (2791)-Bluebaum,M (2670) chess24.com INT 2021}) 14... Bd6 15. b3 {To avoid Nc4} Bd7 16. Bb1 Ba3 17. Rc2 Bf5 18. Re2 Bxb1 19. Qxb1 Bd6 {...b4 is the strong threat.} 20. Rc2 Rc8 21. Nd3 Qe7 22. Ne2 Nbd7 23. Ng3 g6 24. Rfc1 Ba3 25. Re1 c5 26. e4 c4 27. bxc4 bxc4 28. Nf4 {aiming for e5.} dxe4 29. Nxe4 Nxe4 30. fxe4 Qg5 31. g3 Nf6 {Threatens to win with ...Bb4.} 32. h4 ({White should play} 32. e5 $14 Ng4 33. Qb7) 32... Qg4 $11 33. e5 Nh5 (33... g5 $11 {is more appropriate.} 34. Ng2 (34. exf6 $2 gxf4 35. Qd1 Rxe1+ 36. Qxe1 fxg3 $19) 34... Nd5) 34. Nxh5 Qxh5 35. Qb5 Qf3 (35... Bb4 $11 {remains equal.} 36. Rec1 c3) 36. Rxc4 Qd3 {[#]} 37. Rc5 (37. Rb4 $1 $16 Qf5 38. Rb3) 37... Qxb5 (37... Qf3 $1 $14) 38. Rxb5 $16 Rc2 {[#]} 39. Re3 ({Not} 39. Rxa5 Bb4 40. Rd5 Bxe1 41. Bxe1 Rxa2 $19) (39. d5 $1 $18) 39... Bb4 (39... Bb2 $16) 40. a3 $18 Bd2 (40... Bc3 {was necessary.}) 41. Rf3 Bc3 42. Rb7 Rd8 (42... Rf8 $142 43. Rc7 Rc1+ 44. Kg2 Bb2 45. Rxc1 Bxc1) 43. Rc7 Rc1+ (43... Rxf2 $142 44. Kxf2 Bxd4+ 45. Kg2 Rf8) 44. Kg2 Bb2 45. Rcxf7 {Strongly threatening e6.} Rc2 46. e6 {Hoping for e7.} Re8 47. e7 {White wants to mate with Rf8+.} Bxa3 (47... Rcc8 $18 48. Be3 g5) 48. Rf8+ Rxf8 49. Rxf8+ {Weighted Error Value: White=0.16 (very precise) /Black=0.45} 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "1.4"]
[White "Esipenko, Andrey"]
[Black "Hansen, Eric"]
[Result "1/2-1/2"]
[ECO "C96"]
[WhiteElo "2714"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,114,28,16,17,16,44,49,48,46,46,48,45,43,62,66,63,60,60,55,71,61,50,47,42,46,52,47,47,41,39,19,34,0,0,0,21,6,47,0,14,14,36,19,24,0,0,0,18,18,18,18,18,18,32,18,32,32,32,32,39,39,39,0,0,0,0,0,0,0,75,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. d5 $1 {[%mdl 4] is more profitable than 12.Nbd2 at the moment.} Nb6 {C96: Closed Ruy Lopez: Chigorin Defence: 11 d4, replies other than 11...Qc7.} 13. Nbd2 Nb7 {[#]} 14. c4 $146 ({Predecessor:} 14. Nf1 c4 15. g4 Nc5 16. Ng3 Re8 17. Kh2 a5 18. a3 Qc7 19. Be3 Bf8 20. Nf5 {1-0 (86) Milos,G (2575)-Hansen,E (2606) Chess.com INT 2020}) 14... bxc4 {White is slightly better.} 15. Qe2 Bd7 16. Nxc4 Nxc4 17. Qxc4 Qb6 18. Bd2 Rfb8 19. Rab1 {White is more active.} Bb5 20. Qc3 Rc8 21. Be3 (21. b3 {is more complex.} Qd8 22. Rec1 Rab8 23. a4 Bd7 24. Qc4) 21... Qa5 22. Qxa5 Nxa5 23. b3 {Prevents Nc4.} Bd8 24. Rec1 g6 25. Nd2 Kg7 26. a4 (26. f4 {feels hotter.} exf4 27. Bxf4 c4 28. b4 Nb7 29. Kf2) 26... Bd7 27. Nc4 (27. f4 {keeps more tension.} f6 28. g4 Rab8 29. f5 Rb4 30. Bd3) 27... Nxc4 28. bxc4 Rcb8 {Inhibits Rb7.} 29. Bd2 (29. f4 $5 {[%cal Rf4e5]}) 29... h6 (29... a5 $11 {should be considered.}) 30. Re1 (30. f4 $14) 30... Bc7 31. f4 f6 32. Rf1 a5 33. Rxb8 (33. f5 {seems wilder.} gxf5 34. exf5 Rb4 35. Bxb4 cxb4 36. g3) 33... Rxb8 34. Bc3 {Inhibits Rb2.} exf4 35. Rxf4 Bd8 36. Kf1 Bc8 37. Ke2 Rb7 38. Rf1 Bd7 39. g4 g5 {[%cal Oh6h5]} 40. Kf3 Be8 41. h4 Bg6 42. hxg5 hxg5 43. Rh1 Rb8 44. Ke3 Bc7 45. Kd2 Rb7 {[#]} (45... Bd8 $11 {remains equal.}) 46. Bd3 (46. e5 $1 $16 {[%cal Re5f6]} fxe5 47. Bxg6 Kxg6 48. Rh8) 46... Rb8 $11 {The position is equal.} 47. Rf1 Bd8 48. Bc2 Rb7 49. Rf3 Ra7 50. Rf2 Rb7 51. Rf1 Rb8 52. Rh1 Rb7 53. Rh2 Ra7 54. Ke3 Rb7 55. Ke2 Ra7 56. Rh1 Rb7 57. Kd2 Rb8 {Weighted Error Value: White=0.08 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "2.1"]
[White "Carlsen, Magnus"]
[Black "Artemiev, Vladislav"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2865"]
[BlackElo "2700"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]

{[%evp 19,69,0,0,-3,4,0,7,-15,22,20,21,13,116,104,108,74,77,14,84,92,79,79,134,127,130,131,408,402,520,514,500,485,810,538,793,785,798,775,787,784,759,752,725,695,5265,1535,1219,1035,29982,29984,29983,29984]} 1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O d6 8. d4 exd4 9. exd4 Re8 10. h3 Ne7 {[#]} 11. Re1 $146 {E61: King's Indian: Early deviations for White, including Smyslov System.} ({Predecessor:} 11. g4 h5 12. g5 Nh7 13. Qd3 Nf5 14. Ne4 Nh4 15. f3 Qd7 16. Nf4 Qf5 17. Nd5 Nxg2 18. Nxc7 Nh4 19. Nxe8 Qxh3 {0-1 (29) Papp,L (2394)-Artemiev,V (2709) Chess.com INT 2021}) 11... c6 12. Bf4 d5 13. c5 {The position is equal.} Ne4 14. Bxe4 dxe4 15. Nxe4 Nf5 {[#]} (15... Bxh3 $11 16. Be5 (16. Nd6 Nf5 $15) 16... Nd5) 16. N2c3 $1 $16 Be6 (16... Bxd4 $2 17. Bg5 Qd7 18. g4 $18) 17. Be5 b6 (17... Nxd4 $2 18. Bxg7 (18. Nd6 Nb5 $18) 18... Kxg7 19. Nd6 $18) 18. b4 {White is more active.} (18. g4 $16 Nxd4 19. Nd6 bxc5 20. Nxe8 Qxe8 21. Qd3) 18... bxc5 (18... Bd5 $11) 19. Bxg7 Kxg7 20. dxc5 a5 {[#]} (20... Qxd1 $142 21. Raxd1 Red8) 21. b5 $1 cxb5 22. Nxb5 {aiming for Qc2.} Bd5 $2 {[%mdl 8192] Black cannot hold the game after this.} (22... Qxd1 $16 {is a better defense.} 23. Rexd1 (23. Raxd1 Rab8 $16) 23... Rec8) 23. Nbd6 $18 {Pair of Knights!} Re5 24. Nxf5+ gxf5 25. Qd4 ({Not} 25. Nd6 Qf6 26. Qd2 Be4 $18) 25... f6 (25... Bxe4 $142 26. Qxe5+ Qf6 27. Qxf6+ Kxf6) 26. Nd6 Bc6 27. Rxe5 fxe5 28. Qxe5+ Qf6 29. Nxf5+ Kf7 30. Qc7+ Kf8 31. Re1 {Strongly threatening Nd6.} Qc3 {[#]} 32. Qxc6 $1 Qxe1+ 33. Kg2 {Threatening mate with Qf6+.} Ra7 34. Qf6+ Ke8 35. c6 {Weighted Error Value: White=0.20 (precise) /Black=0.84} 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "2.1"]
[White "Nepomniachtchi, Ian"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2773"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]

{[%evp 12,110,8,18,14,13,14,14,16,9,19,23,33,20,25,0,35,17,25,0,12,-24,-19,-17,-11,-19,-9,-49,-41,-77,-65,-77,-76,-79,-70,-131,-135,-123,-138,-121,-50,-96,-42,-61,-77,-103,-101,-113,-114,-105,-114,-116,-108,-147,-147,-141,-127,-209,-54,-56,-61,-73,-84,-313,-321,-300,-308,-315,456,436,1266,1232,1216,1154,1071,1071,920,881,1937,770,929,285,268,214,217,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. c3 d6 {[%cal Bd7d6,Bd6d5][%mdl 32]} 7. Re1 $1 {[%mdl 4] is more profitable than 7.Bb3 at the moment.} a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. h3 h6 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Be6 10. Bb5 Nd7 11. Nf1 {[#]} d5 $5 $146 {[%mdl 8] New and interesting.} (11... f5 {with more complications.} 12. exf5 Bxf5 13. Ng3 Bg6 14. d4 Bb6) ({Predecessor:} 11... f5 12. exf5 Bxf5 13. Ng3 Bg6 14. d4 exd4 15. cxd4 Bb6 16. a3 Nf6 17. Bc4+ Kh8 {0-1 (63) Navara,D (2758)-Deac,B (2605) Riga 2021}) 12. Ng3 Re8 13. Be3 (13. b3 {looks sharper.} dxe4 14. Nxe4 Bf5 15. Nxc5 Nxc5 16. d4) 13... Bxe3 14. Rxe3 dxe4 15. Bxc6 bxc6 16. dxe4 a4 17. Qc2 Qe7 18. Nf5 Qc5 (18... Bxf5 19. exf5 c5 20. Rd1 $14) 19. N3h4 {Strongly threatening Rg3. Pair of Knights!} Kh7 20. Qd2 Qf8 (20... g6 {feels hotter.} 21. Rd3 gxf5 22. Rxd7 f4 23. Rd3 Rab8) 21. c4 g6 22. Ng3 Nb6 23. Qc3 ({White should try} 23. Qc2 $15) 23... Nxc4 $17 24. Ree1 Reb8 25. b3 Na3 (25... axb3 $17 26. axb3 Ra3) 26. Qxc6 (26. Rec1 $15 {was preferrable.}) 26... Qd6 (26... axb3 $6 27. axb3 Qd6 28. Rec1 $15) (26... Nb5 $17 {...Nd4 is the strong threat.} 27. Nf3 Rb6) 27. Rac1 $1 $15 Nb5 28. Nf3 axb3 29. axb3 Bxb3 30. Qc5 f6 31. Re2 {[#]} Ra1 $3 {[%mdl 512]} 32. Kh2 (32. Ree1 Rxc1) 32... Rxc1 33. Qxc1 c5 34. Re3 (34. Rb2 $17 Be6 35. Nd2) 34... c4 $2 (34... Bf7 $19 {Hoping for ...Nd4.} 35. Nd2 Ra8) 35. Nd2 Qb4 36. Rf3 Kg7 37. Nxb3 $2 (37. Ne2 $17) 37... cxb3 $19 38. Rd3 {aiming for Rd7+.} Nd4 {White must now prevent ...b2.} 39. Qc7+ Kg8 $4 {[%mdl 8192]} (39... Kh8 $1 $19 {avoids the disaster. And now ...b2 would win.} 40. Qc1 Qb7) 40. Nh5 $1 $18 {[%csl Gh5][%cal Rc7g7]} Qb7 (40... gxh5 $2 41. Rg3+ Kf8 42. Qh7 (42. Rg7 Qb7 $14)) (40... Qf8 $142) 41. Nxf6+ Kh8 42. Qxe5 Nc6 43. Qf4 g5 44. Qf5 {Intending Rd7 and mate.} ({Don't blunder} 44. Qc1 $2 b2 45. Qb1 Qc7+ 46. Kg1 Qf4 $19) 44... Qc7+ 45. g3 (45. f4 $142 Rf8 46. Rd7 (46. Rxb3 Nd4 $17) 46... Qxd7 47. Qxd7 Rxf6 48. e5) 45... Ne5 {[#]} 46. Rc3 $3 {[%mdl 512]} Qe7 47. Nd5 Qg7 {[#]} 48. Rc7 $2 $40 {[%mdl 128] Black needs to defend precisely.} (48. Kg2 $1 $18) 48... Rf8 $11 {The position is equal.} 49. Rc8 Nd7 50. Rxf8+ Qxf8 51. Qxd7 Qxf2+ 52. Kh1 Qf1+ 53. Kh2 Qf2+ 54. Kh1 Qf1+ 55. Kh2 Qf2+ {White really could win this.  Weighted Error Value: White=0.44/Black=0.32} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "2.1"]
[White "Esipenko, Andrey"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2714"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,64,8,12,19,30,24,29,12,20,8,22,0,14,-12,-9,-25,-17,-22,-27,-20,-18,-15,-16,-14,-10,-47,-37,-29,-37,-63,9,10,20,0,0,0,14,-464,-480,-559,-539,-762,-789,-777,-752,-771,-760,-986,-995,-917,-762]} 1. e4 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. h3 {is now more promising than 9.Re1. C84: Closed Ruy Lopez: Unusual White 6th moves.} Bb7 10. Bc2 Re8 11. Re1 {White has an edge.} Bf8 12. Nbd2 Ne7 {[#]} 13. a4 $146 ({Predecessor:} 13. Nf1 Ng6 14. Ng3 Bc8 15. a4 Bd7 16. d4 c5 17. Bg5 h6 18. Bxf6 gxf6 19. axb5 Bxb5 {1-0 (33) Rajaonarison,F (2125)-Ramalanjaona,A (1752) Antananarivo 2015}) 13... Ng6 14. Nf1 d5 15. Ng3 c5 16. Bd2 h6 17. b4 c4 18. dxc4 bxc4 19. exd5 Qxd5 {And now ...e4 would win.} 20. Bxg6 fxg6 21. Be3 Qf7 22. Nd2 Nd5 (22... Rad8 $15) 23. Nge4 $11 Nf4 24. f3 Rad8 25. Qc2 Rd3 26. Nf2 $2 {[%mdl 8192] [#] White does not recover from this.} (26. Bxf4 $11 exf4 27. b5) 26... Rxd2 $1 $19 {[%mdl 512] Black is clearly winning.} 27. Bxd2 {[#]} (27. Qxd2 Nxg2) 27... Nxg2 {[%mdl 512]} 28. Re4 (28. Ne4 Qxf3) 28... Qxf3 {[%cal Og2h4] Hoping for ...Nh4!} 29. Rg4 {Inhibits Nh4.} h5 {Strongly threatening ...Ne3.} 30. Qxg6 {[#]} Nf4 $1 {[%mdl 512]} 31. Rxf4 (31. Rg3 Nxg6) 31... exf4 32. Bxf4 Re2 {Weighted Error Value: White=0.61/Black=0.08 (flawless)} 0-1

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.23"]
[Round "2.1"]
[White "Artemiev, Vladislav"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "D80"]
[WhiteElo "2700"]
[BlackElo "2865"]
[Annotator "TA"]
[PlyCount "204"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,204,28,33,20,13,7,14,0,16,16,15,12,14,8,40,21,35,37,34,35,25,16,16,21,22,19,20,25,29,0,25,-8,-16,-17,-13,-9,-6,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,-2,-6,-6,-25,-54,-54,-54,-54,-54,-54,-54,-61,-61,-61,-68,-68,-61,-98,-98,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,-108,0,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-98,-33,-94,-94,-94,-94,-94,-59,-59,-59,-59,-59,-29966,-29967,-29967,-29968,-29967,-29962,-29960,-29963,-29963,-29964,-29964,-29963,-29966,-29967,-29966,-29968,-29968,-29969,-29968,-29968,-29963,-29962,-29971,-29972,-29972,-29973,-29971,-29974,-29974,-29975,-29973,-29974,-29974,-29975,-29973,-29974,-29976,-29977,-29976,-29975,-29981,-29982,-29982,-29983,-29982,-29983,-29982,-29975,-29971,-29976,-29975,-29976,-29975,-29976,-29983,-29984,-29983,-6281,-29987,-29988,-29988,-29989]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bf4 Nxc3 7. bxc3 c5 8. e3 O-O 9. cxd5 Qxd5 10. Be2 cxd4 11. cxd4 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Nc6 14. Rhb1 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5.} Rd8 15. Ke1 b6 16. a4 {The position is equal.} Na5 17. Nd2 Bb7 18. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Rac8 19. Rc1 f6 {[#]} 20. g5 $146 ({Predecessor:} 20. Bc7 Rd7 21. Bg3 Rdd8 22. Rab1 Kf8 23. h4 e5 24. Rxc8 Rxc8 25. dxe5 fxe5 26. Nf3 {½-½ (41) Melkumyan,H (2661)-Cheparinov,I (2679) Zagreb 2019}) 20... Bf8 {[%cal Oe7e5]} 21. Bc7 {To avoid e5} Rd7 22. Bg3 Rdd8 $1 {[%cal Oe7e5]} 23. Bf3 Bxf3 24. Nxf3 h6 25. h4 Nb3 26. Rxc8 Rxc8 27. Rd1 Kf7 28. d5 Nc5 29. Rd4 Bg7 30. gxf6 exf6 31. Ke2 Nd7 32. Nd2 f5 33. Rc4 Rc5 34. f3 Rxd5 {Hoping for ...Rc5.} 35. Rc7 Ke6 36. Rxa7 Ra5 37. Rxa5 bxa5 $11 {[%mdl 4096] Endgame KBN-KBN} 38. Nb3 Nb6 39. Nxa5 Nxa4 40. Nb3 Kd5 41. Nd2 Nc5 42. e4+ fxe4 43. fxe4+ Nxe4 44. Bf4 h5 45. Kf3 Nc5 46. Be3 Nd3 47. Bg5 Ne5+ 48. Kg3 Nf7 49. Bf4 Bf6 50. Bb8 Nh6 {White must now prevent ...Nf5+.} 51. Kh3 Nf5 52. Bg3 Kd4 53. Bf2+ Kd3 54. Nf3 Ke4 55. Nd2+ Kf4 56. Nc4 Kf3 57. Be1 Bd4 58. Bd2 Ng3 {And now ...Ne2 would win.} 59. Bg5 Nf5 (59... Bc3 $17 {...Ne2 is the strong threat.} 60. Bd2 Bf6) 60. Nd2+ (60. Bd2 $1 $11 {remains equal.}) 60... Ke2 $17 {Black is more active.} 61. Ne4 Be5 62. Nc5 Kf3 63. Ne6 Ng3 {( -> ...Ne2)} 64. Bd8 Ne2 {[%cal Re2g1]} 65. Ng5+ Kf4 66. Nf7 Kf5 ({Better is} 66... Bc3 $17 67. Kg2 Bg7) 67. Kg2 (67. Nxe5 $15 Kxe5 68. Bg5) 67... Bf4 68. Kh3 Nd4 69. Bg5 Bxg5 70. Nxg5 {KN-KN} Kf4 71. Nf7 Nc6 72. Ng5 $2 {[%mdl 8192] White does not recover from this.} (72. Nd6 $15) 72... Nd8 $1 73. Kg2 Kg4 74. Nf3 Nf7 75. Kf2 Kf4 $1 76. Kg2 Nd6 $1 77. Kf2 Nc4 78. Kg2 Kg4 79. Kf2 {[#] Prevents Ne3.} Kh3 $1 80. Kf1 Ne3+ 81. Kf2 Ng4+ 82. Ke1 Kg2 83. Ng5 Kg3 84. Ke2 Kxh4 85. Ne4 g5 {[%cal Bg6g5,Bg5g4,Bg4g3][%mdl 32]} 86. Kf3 Ne5+ 87. Kg2 g4 88. Kh2 Nf7 89. Kg2 Nh6 90. Kh2 Nf5 91. Kg2 g3 92. Kf3 Kh3 93. Kf4 {[#]} h4 $1 94. Ng5+ (94. Kxf5 g2) 94... Kg2 95. Kg4 {[#]} h3 $1 96. Nxh3 Ne3+ 97. Kh4 Kh2 98. Ng5 g2 99. Nf3+ Kh1 100. Kg3 Nf5+ (100... Nf1+ $142 101. Kf4 Nh2 102. Ng5 g1=Q 103. Ne6 Ng4 104. Kf5 {[#]} Qe3 $1 105. Ng5 Ne5 106. Ne6 Nd7 107. Nf4 Qe5+ 108. Kg4 Nf6+ 109. Kf3 Qe4+ 110. Kf2 Qxf4+ 111. Ke2 Qd4 112. Kf3 Qd2 113. Kg3 Kg1 114. Kh4 Qf4+ 115. Kh3 Qh2#) 101. Kf2 {[#]} Nd4 $1 {[%mdl 512]} 102. Ng1 Kh2 {Weighted Error Value: White=0.08 (flawless) /Black=0.05 (flawless)} 0-1

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.24"]
[Round "3.1"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2865"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,-3,-1,-10,-16,-14,-28,-26,0,0,0,-6,0,0,4,0,0,0,0,0,39,7,6,0,0,0,0,0,0,0,0,0,0,0,0,-45,-45,-45,-10,-7,-5,-6,-7,-6,-3,-7,-8,-5,0,-13,0,0,0,-18,-31,-27,-32,-39,-39,-39,-35,-39,-17,-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]} 1. c4 Nf6 2. Nc3 e5 3. e3 Nc6 4. a3 d5 5. cxd5 Nxd5 6. Qc2 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Nxc3 7. Qxc3 Bd6 8. b4 {[#] Black has an edge.} Bd7 $146 ({Predecessor:} 8... O-O 9. Bb2 a6 10. Nf3 Qe7 11. Bc4 Kh8 12. Bd5 f6 13. O-O a5 14. b5 Na7 {0-1 (39) Turov,M (2630)-Naiditsch,A (2708) Wijk aan Zee 2013}) 9. Nf3 Qe7 10. Bb2 f6 11. b5 Nd4 12. Nxd4 exd4 13. Qc2 ({Don't go for} 13. Qxd4 $2 Be5 14. Qe4 Bxb2 $19) 13... dxe3 14. dxe3 O-O-O 15. Be2 Qe8 16. a4 Qg6 17. Qxg6 hxg6 18. h4 Bb4+ 19. Kf1 c5 20. bxc6 bxc6 21. Bd4 c5 22. Bxc5 Bxc5 $15 23. Rc1 {[#]} Kb7 $1 24. Rxc5 Rc8 25. Bf3+ Kb6 26. Rxc8 Rxc8 $11 {[%mdl 4096] Endgame KRB-KRB} 27. Ke2 $1 Bxa4 28. Rb1+ Bb5+ 29. Kd2 Rd8+ 30. Kc3 Rc8+ 31. Kb2 Rc4 32. Rh1 Ba4 33. h5 gxh5 34. Rxh5 Rc2+ 35. Ka3 Bb5 {White should prevent ...a5.} (35... Bd7 $5 {[%cal Rd7e6]} 36. Rh7 Be6 $15) 36. Rh7 {The position is equal.} Bc4 {[#] ( -> ...a5)} 37. Be4 $1 Rxf2 38. Kb4 Be6 {Hoping for ...Re2.} 39. Rxg7 a5+ 40. Kc3 Kc5 41. Rc7+ Kd6 42. Rc6+ Ke5 43. Bc2 $1 Re2 44. Rc5+ Kd6 45. Rxa5 Rxe3+ 46. Kd4 Re5 47. Ra6+ Ke7 48. Ra7+ Kd6 49. Ra6+ Ke7 50. Ra7+ Kd6 51. Ra6+ {Weighted Error Value: White=0.03 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.24"]
[Round "3.1"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2773"]
[BlackElo "2865"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,151,49,59,31,35,36,39,35,24,27,20,25,25,14,38,31,31,22,21,27,28,31,29,13,14,15,26,37,33,18,36,25,56,47,49,30,102,-88,-94,-113,-95,-156,-146,-147,-152,-124,-142,-123,-120,-151,-92,-92,-71,-101,-95,-132,-131,-206,-189,-194,-191,-188,-129,-124,189,204,346,362,340,335,313,0,0,0,0,0,0,0,0,0,0,0,0,0,191,124,223,217,180,85,86,79,79,79,79,79,79,75,69,0,0,0,0,0,0,0,0,0,0,0,4,4,13,13,13,0,13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nd4 5. Nxd4 cxd4 6. c3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} a6 7. Bd3 Bc5 8. b4 {White is slightly better.} Ba7 {[#]} 9. Na3 $146 ({Predecessor:} 9. Bb2 Qf6 10. Na3 Ne7 11. Nc4 Nc6 12. b5 Ne5 13. Nd6+ Kf8 14. Qe2 Ng6 15. g3 {1-0 (57) Eljanov,P (2671)-Praggnanandhaa,R (2608) Biel 2021}) 9... Ne7 10. Nc2 dxc3 11. dxc3 Qc7 12. c4 O-O 13. Be3 Bxe3 14. Nxe3 (14. fxe3 a5 $15) 14... b6 15. Rc1 a5 16. a3 axb4 17. axb4 Bb7 18. Qd2 Qf4 19. Rfd1 {[%cal Oe3f5]} Rfd8 20. Bb1 h6 21. Qd4 Qc7 22. e5 Ra4 (22... Nc6 $1 $11 {remains equal.} 23. Qd6 Rdc8) 23. Qh4 $2 (23. Qb2 $16) 23... Kf8 $17 24. Ng4 {[%cal Og4h6]} Rxb4 25. Nxh6 {[#]} Rxb1 $1 {[%mdl 512]} 26. Rxb1 Ng6 27. Qg5 {Strongly threatening Ng4.} gxh6 28. Qxh6+ Ke8 29. Rd6 Qxc4 ({And not} 29... Nxe5 30. Rdxb6 Ba8 31. Rb8 $15) ({Black should play} 29... Ra8 30. Qe3 Qc5 31. Rdxb6 Qxe3 32. fxe3 Bc6 33. Rb8+ Rxb8 34. Rxb8+ Ke7) 30. Rdxb6 Be4 31. R6b4 Qe2 32. Rc1 Bc6 33. h4 (33. Qg5 $17 {was worth a try.}) 33... Qxe5 34. h5 Ne7 35. Rg4 Ra8 (35... Nf5 $1 $19 {[%cal Rf5h6]} 36. Qg5 Qh8) 36. Rg7 {White wants to mate with Qh8+.} Kd8 $2 {[%mdl 8192]} (36... d6 $1 $17 {keeps the pressure on. ...Nf5 is the strong threat.} 37. Qg5 Qxg5 38. Rxg5 Bd5) 37. Rxf7 $18 (37. Qh8+ Kc7 38. Qxa8 Qxg7 39. Qa7+ Kc8 40. Qa8+ Kc7 41. Qa5+ Kc8 42. Qa8+ Kc7 $11) 37... Ra1 (37... Qd5 {was called for.} 38. Rxc6 (38. Qg7 Nf5 $11) 38... Qxc6) 38. Rxa1 {[%mdl 64] Overworked Piece. Dancing on a razor blade.} Qxa1+ 39. Kh2 Nf5 40. Qg5+ (40. Qf4 $1 $18 {[%cal Rf4b8]} Qb2 41. h6 Nxh6 42. Qxh6) 40... Kc7 $11 (40... Kc8 $2 41. h6 Nxh6 42. Qxh6 $18) 41. h6 Qe5+ $1 42. Kh3 Qa1 43. Qf4+ Nd6 44. Rg7 Qh1+ 45. Qh2 Qc1 46. Kg4 $36 {[%mdl 2048] Black is under pressure.} Qc4+ $2 (46... Qd1+ $11 47. f3 (47. Kh4 Qd2 $11) 47... Qd2) 47. Qf4 $1 $18 Qe2+ {[#]} (47... Qd5 $16) 48. Kh3 $1 {Black must now prevent h7.} e5 49. Qg4 (49. Qg5 $18 {is more deadly. Threatens to win with h7.} Be4 50. Qc1+ Nc4 51. f3 Bf5+ 52. Kh4) 49... Qxf2 {Hoping for ...Qe3+.} 50. h7 Qe3+ 51. Kh2 Qh6+ 52. Qh3 Qf4+ {[#]} 53. Rg3 $1 Nf7 54. h8=Q ({White should try} 54. Qg4 $1 $14 Qf6 55. Kg1) 54... Nxh8 $11 {The position is equal.} 55. Qxh8 {[%mdl 4096] Endgame KQR-KQB} d5 56. Qg7+ Kd6 57. Qg6+ Kc5 58. Qc2+ Kd6 59. Qc3 {With the idea Kg1.} d4 60. Qa3+ Ke6 61. Kg1 {aiming for Rg6+.} Qe4 {Prevents Rg6+.} 62. Qc1 Kd6 63. Rg7 d3 64. Qa3+ Kd5 65. Qa5+ Kc4 66. Qa2+ Kc3 67. Qa3+ Kc2 68. Qa2+ Kd1 69. Rf7 Qxg2+ $1 70. Qxg2 Bxg2 71. Kxg2 {Intending Kf2 and mate. KR-KPP} Ke2 $1 72. Rf2+ Ke3 73. Rf3+ Ke2 $1 74. Rf2+ Ke3 75. Rf3+ Ke2 $1 76. Rf2+ {Never resign too early!  Weighted Error Value: White=0.20 (precise) /Black=0.29 (precise)} 1/2-1/2

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.24"]
[Round "3.2"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2865"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,99,17,22,18,23,0,0,0,0,-8,0,0,24,21,27,12,33,36,35,28,16,0,50,19,22,18,21,0,0,-10,0,0,0,0,4,8,184,179,209,193,195,201,200,172,220,238,222,213,242,179,300,293,296,301,304,302,312,302,306,311,304,304,297,263,261,252,270,239,237,271,271,271,270,269,575,529,29957,29958,10124,6191,29970,29971,29995,29996,29996,29997,29998,29999]} 1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. Nc3 Nc6 6. Na4 Bb6 7. Nxb6 axb6 8. a4 {[#] C50: Hungarian Defence and Giuoco Pianissimo.} Bd7 $146 ({Predecessor:} 8... h6 9. O-O Be6 10. Re1 Bxc4 11. dxc4 Qd7 12. b3 Qg4 13. Qd3 Nb4 14. Qc3 Nc6 15. Qd3 Nb4 16. Qc3 Nc6 {½-½ (16) Borges Feria,Y (2428)-Diaz Perez,M (2439) Santa Clara 2018}) 9. Bd2 O-O 10. O-O {The position is equal.} Ne7 11. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Ng6 12. Re1 c5 13. h3 Bc6 14. b4 d5 15. exd5 Bxd5 16. Bb5 e4 $1 17. dxe4 Nxe4 (17... Bxe4 $11 18. Ng5 Bf5) 18. bxc5 (18. Ra3 $5 {[%cal Ra3d3]}) 18... Nxd2 19. Nxd2 Nf4 20. Bf1 bxc5 21. Nc4 {[%cal Bd2c4,Bc4e3,Be3g4,Bg4h2,Bh2f3][%mdl 32]} Qf6 22. Ne3 Bc6 23. Ng4 $1 Qg5 {aiming for ...f5.} 24. g3 Rad8 $2 {[#] Loses the game.} 25. gxf4 $1 $18 Qxf4 (25... Qg6 26. f5) 26. Qe2 Rde8 27. Qd3 h5 28. Nh2 Re5 (28... Bxa4 {is a better defense.} 29. Rxe8 Rxe8) 29. Rxe5 Qxe5 30. c3 Re8 31. Bg2 {[#] Black must now prevent Bxc6.} Qg5 (31... c4 {was called for.} 32. Qxc4 Qg5) 32. Nf3 Qf4 33. Re1 Rxe1+ 34. Nxe1 Qxa4 35. Bxc6 Qxc6 36. c4 {Prevents b5.} g6 37. Ng2 Qf6 38. Qe4 Qa1+ 39. Kh2 Qb2 40. Kg3 Kg7 41. Ne3 b5 42. cxb5 Qxb5 43. Qe5+ Kg8 $2 (43... Kh7 {is a better chance.} 44. Qd5 Qb8+ 45. Kg2 Qf4 46. Qxc5 Kg7) 44. Nd5 {Nf6+ is the strong threat.} Qd3+ 45. Kh4 Qd2 46. f4 {Nf6+ would kill now.} Qg2 47. Nf6+ {White mates.} Kf8 48. Nd7+ Kg8 49. Qe8+ Kg7 50. Qf8+ {Weighted Error Value: White=0.04 (flawless) /Black=0.59} 1-0

[Event "Airthings Masters MCCT KO 2022"]
[Site "Online"]
[Date "2022.02.24"]
[Round "3.2"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2773"]
[BlackElo "2865"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.02.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,60,29,37,8,33,29,29,21,12,0,0,8,32,28,34,23,94,102,103,98,114,107,132,121,116,109,108,111,133,11,100,66,53,-76,-87,-86,-80,-280,-280,-551,-537,-2033,-1937,-29984,-29985,-29985,-29986,-29986,-29987,-29989,-29990]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. g4 {[%cal Bg2g4,Bg4g5][%mdl 32] now scores much better than the old 7.Qd2. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Nxd4 $5 {[%mdl 4] An interesting side line.} 8. Qxd4 b5 9. O-O-O {White has an edge.} Bb7 10. Kb1 Nf6 11. f3 Rc8 12. g5 $36 {[%mdl 2048] White has good play.} Nh5 13. Qd2 {[%cal Of1b5] And now Bxb5! would win.} Be7 (13... Bb4 $11) 14. Bh3 $16 b4 15. Ne2 d5 16. Bg4 (16. exd5 Bxd5 17. Bg4 g6 $15) 16... g6 {[#]} 17. Bxh5 $146 (17. exd5 Bxd5 18. Rc1 O-O $15) ({Predecessor:} 17. Bd4 O-O 18. e5 Ng7 19. h4 a5 20. h5 Ba6 21. Ng3 a4 22. f4 b3 23. cxb3 axb3 24. axb3 {1-0 (54) Anand,V (2753)-Van Foreest,J (2688) Zagreb 2021}) 17... gxh5 18. Nf4 (18. exd5 $6 Bxd5 19. Rhf1 (19. Nf4 $2 Bxf3 20. Qf2 Qc6 $19) 19... Qxh2 $11) 18... dxe4 19. Nxh5 exf3 20. Bf4 (20. Nf6+ $1 $16 Bxf6 21. gxf6) 20... Qd8 {[#]} (20... Qc6 $1 $11 {remains equal.}) 21. Qe3 $1 Bd5 22. Nf6+ (22. b3 $14 {keeps the upper hand.}) 22... Bxf6 $17 23. gxf6 Rg8 {Threatens to win with ...Qa5.} 24. Rhe1 $2 {This costs White the game.} (24. Rd2 $17) 24... Rg2 $19 {Really sharp!} ({And not} 24... Qa5 25. Qa7 Qc5 26. Qxc5 Rxc5 27. Bg3 $19) 25. Qa7 $2 {[#]} (25. Rd2 {was called for.}) 25... Qd7 $1 ({Stronger than} 25... Rcxc2 26. Rxd5 Rxb2+ 27. Ka1 Rxa2+ 28. Kb1 Rab2+ 29. Ka1 Ra2+ 30. Kb1 Rgb2+ 31. Kc1 Rc2+ 32. Kb1 Rcb2+ 33. Kc1 Rc2+ 34. Kb1 Rcb2+ $11) 26. Qd4 {[#]} Rcxc2 {[%cal Od7a4] ( -> ...Qa4!)} 27. Bc1 {[#]} (27. b3 Rxa2) 27... Rxc1+ $1 {Black mates.} 28. Kxc1 Qc6+ 29. Kb1 {[#]} Qa4 $1 30. Rd2 (30. Rxe6+ fxe6) 30... Bxa2+ {Weighted Error Value: White=0.95/Black=0.18 (very precise)} 0-1

