[Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.1"] [White "Carlsen, Magnus"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [WhiteElo "2847"] [BlackElo "2789"] [Annotator "TA RC"] [PlyCount "90"] [EventDate "2021.??.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Nd5 7. Nxb5 Nb6 8. Be2 {White is slightly better.} Nc6 9. O-O Be7 10. Qd2 {outshines the older 10.Be3.} Bb7 11. Rd1 Qd7 12. Nc3 Nb4 13. a3 N4d5 14. Ne4 Qc6 {[#]} 15. Re1 $146 ({Predecessor:} 15. Qc2 h6 16. Bf1 Nb4 17. axb4 Qxe4 18. Qxe4 Bxe4 19. b5 c6 20. bxc6 Bxc6 21. Be3 {0-1 (46) Kiremitciyan,A (2281)-Goltseva,E (2306) chess.com INT 2020}) 15... O-O-O (15... h6 $14) 16. Bf1 $16 f5 17. exf6 $1 gxf6 18. Qe2 Kb8 19. Bd2 Rhg8 20. Rac1 Bd6 21. g3 f5 22. Nxd6 cxd6 23. Bg2 (23. Qxe6 $16 Nc7 {[#]} 24. d5 $1 Nbxd5 25. Qe2 (25. Qxf5 Nb6 $16)) 23... Rde8 $14 24. Nh4 Qb5 25. Rb1 Qb3 26. Bc3 (26. Qf3 $14 ) 26... Nf4 $11 27. gxf4 {[#] Kh1 is the strong threat.} Rg4 $1 28. h3 Rxh4 29. Bxb7 Kxb7 30. Qf3+ Ka6 31. d5 $2 {White is now going downhill.} (31. a4 $11 { and White stays safe.}) 31... Nxd5 $19 {And now ...Rg8+ would win.} (31... Rg8+ 32. Kf1 $11) 32. Rxe6 $2 (32. Qg3 Rh6 33. Kh2) 32... Rxe6 33. Qxd5 Rg6+ 34. Kf1 {Strongly threatening Qc6+.} Qb5 35. Rd1 Qxd5 36. Rxd5 Rxf4 {Endgame KRR-KRB} 37. Bd4 Rf3 {Black is clearly winning.} 38. Be3 f4 39. Rf5 Re6 40. Bd4 Re4 41. Kg2 Rd3 ({Weaker is} 41... Rxd4 42. Kxf3 Rd2 43. Rxf4 $17) 42. Bc3 d5 43. Rf6+ Kb5 44. Rf7 d4 45. Bb4 Re2 {Weighted Error Value: White=0.41/Black=0.06} 1/2-1/2 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.1"] [White "Nepomniachtchi, Ian"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [WhiteElo "2789"] [BlackElo "2847"] [Annotator "RC"] [PlyCount "40"] [EventDate "2021.??.??"] [TimeControl "900+10"] 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 { [%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00: 00]} Nf6 {[%emt 0:00:00]} 5. O-O {[%emt 0:00:00]} Nxe4 {[%emt 0:00:00]} 6. d4 { [%emt 0:00:00]} b5 {[%emt 0:00:00]} 7. Bb3 {[%emt 0:00:01]} d5 {[%emt 0:00:01]} 8. dxe5 {[%emt 0:00:02]} Be6 {[%emt 0:00:04]} 9. c3 {[%emt 0:00:03]} Be7 { [%emt 0:00:01]} 10. Nbd2 {[%emt 0:00:13]} Nc5 {[%emt 0:00:02]} 11. Bc2 { [%emt 0:00:01]} d4 {[%emt 0:00:01]} 12. Nb3 {[%emt 0:00:20]} dxc3 {[%emt 0:00: 00]} 13. bxc3 {[%emt 0:00:30]} Qxd1 {[%emt 0:00:05]} 14. Rxd1 {[%emt 0:00:05]} Na4 {[%emt 0:00:24]} 15. Be4 {[%emt 0:00:40]} Bd7 {[%emt 0:00:01]} 16. Rxd7 { [%emt 0:04:59]} Kxd7 {[%emt 0:00:01]} 17. Bf5+ {[%emt 0:00:02]} Ke8 {[%emt 0: 00:00]} 18. Be4 {[%emt 0:00:01]} Kd7 {[%emt 0:00:01]} 19. Bf5+ {[%emt 0:00:00]} Ke8 {[%emt 0:00:00]} 20. Be4 {[%emt 0:00:01]} Kd7 {[%emt 0:00:02]} 1/2-1/2 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.1"] [White "Giri, Anish"] [Black "So, Wesley"] [Result "1-0"] [WhiteElo "2776"] [BlackElo "2770"] [Annotator "TA"] [PlyCount "99"] [EventDate "2021.??.??"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Nd7 7. c3 $1 {is now more promising than 7.Nbd2.} a5 8. d4 {The position is equal.} Bd6 9. Re1 a4 10. Nbd2 exd4 {[#]} 11. cxd4 $146 ({Predecessor:} 11. Nc4 dxc3 12. Nxd6+ cxd6 13. Qxd6 Qe7 14. Qd4 O-O 15. Qxc3 Qc5 16. Bd2 Qxc3 17. Bxc3 {1/2-1/2 (30) Pavlov,V (2430)-Panitevsky,I (2489) ICCF email 2016}) 11... Nb6 12. Nf1 O-O 13. Bg5 f6 14. Bh4 Bg4 15. h3 Bh5 16. Qd3 Qd7 17. g4 Bg6 18. Ne3 {[#]} Nd5 $1 { aiming for ...Nf4.} 19. Nf5 (19. Bg3 Nb4) 19... Nf4 20. Qf1 Bxf5 21. gxf5 g6 22. Bg3 $1 Nh5 (22... gxf5 23. e5 $16) 23. fxg6 hxg6 24. Qg2 Kh7 25. Rad1 Rae8 26. a3 Bxg3 (26... Bf4 {is interesting.} 27. Nh4 Rg8 28. Kh2 Bh6 29. Qf3 Qf7) 27. fxg3 Qd6 28. Kh2 Re7 29. Rd2 Kg7 30. e5 Qd7 31. Re4 {And now g4 would win.} Qd5 $2 {White leaves nothing to chance now.} (31... f5 $14 32. Rh4 Qd5) 32. exf6+ $18 Kxf6 33. Re5 (33. Ne5 Kg7 $14) 33... Qd7 (33... Qd6 34. Ng5 Kg7) 34. Rg5 (34. Nh4 $142 {Black must now prevent Qe4.} Kf7 35. Qf3+ Nf6 36. Qf4) 34... Qd6 35. Rf2 Kg7 (35... Re6 $142) 36. Nh4 Re6 37. Nf5+ Rxf5 38. Rfxf5 Qxd4 39. Rg4 Qd6 {White should prevent ...Nf6.} 40. Rf2 (40. Rxh5 Qd3 $11) 40... Re3 41. Re2 (41. Rxa4 $2 Rxg3 42. Qf1 Rxa3+ 43. Raf4 Ra4 $19) 41... Rd3 42. Qf2 c5 $2 ( 42... Kh6 43. Qe1 (43. Rxa4 Nxg3 44. Rh4+ Kg7 $17) 43... Kh7) 43. Rg5 c4 44. Rge5 (44. Qf5 $142 {White wants to mate with Re7+!} Qf6 45. Re7+ $3 {Double Attack} Kf8 46. Qxf6+ Nxf6 47. Rxc7 {Double Attack}) 44... Nxg3 45. Re7+ Kh6 46. Qf8+ {White has strong compensation.} (46. R2e5 $2 {[#]} Rd2 $1 $19) 46... Kg5 47. Rg2 {Strongly threatening Rf7.} Re3 $2 (47... Rd2 $16) 48. Rf7 ({Not} 48. Rxe3 Qxf8 49. Rexg3+ Kh6 $11) (48. h4+ Kxh4 49. Rh7+ Nh5+ 50. Qxd6 cxd6 $16 ) 48... Qd1 49. Rf1 (49. Rxg3+ $142 Rxg3 50. Qe7+ {Double Attack} Kh6 51. Rh7#) 49... Qd3 50. Rf4 {Weighted Error Value: White=0.31/Black=0.61} 1-0 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.1"] [White "So, Wesley"] [Black "Giri, Anish"] [Result "1/2-1/2"] [WhiteElo "2770"] [BlackElo "2776"] [Annotator "TA"] [PlyCount "49"] [EventDate "2021.??.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. O-O Bg4 13. Rxb7 {13.Be3 is the recent fashion. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bxf3 14. Bxf3 {[#] Hoping for e5.} Bxd4 15. e5 {White is slightly better.} Na6 16. Rxe7 Rad8 {Threatens to win with ...Bc5.} 17. e6 fxe6 { [#] aiming for ...Bc5.} 18. Qe1 {[#]} Nc5 $146 ({Predecessor:} 18... Bf6 19. Rxa7 Rxd2 20. Rxa6 Qxa6 21. Qxd2 Qb6 22. g3 Bd4 23. Kg2 Rxf3 24. Kxf3 Qb7+ 25. Ke2 Qe4+ 26. Kd1 Qb1+ 27. Ke2 Qe4+ 28. Kd1 Qb1+ 29. Ke2 Qe4+ {1/2-1/2 (29) So, W (2770)-Vachier Lagrave,M (2784) chess24.com INT 2020}) 19. Bc3 {Strongly threatening Bxd4.} Nd3 20. Bxd4 $1 Nxe1 21. Rg7+ Kh8 22. Rd7+ {The position is equal.} Kg8 ({Avoid the trap} 22... e5 $2 23. Bxe5+ Rf6 24. Bxf6+ Kg8 25. Rxd8+ $18) 23. Rg7+ Kh8 24. Rd7+ Kg8 ({But not} 24... e5 $2 25. Bxe5+ Rf6 26. Bxf6+ Kg8 27. Rxd8+ $18) 25. Rg7+ {An uneventful encounter. Weighted Error Value: White=0.04/Black=0.03} 1/2-1/2 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.2"] [White "Carlsen, Magnus"] [Black "Nepomniachtchi, Ian"] [Result "1-0"] [WhiteElo "2847"] [BlackElo "2789"] [Annotator "TA"] [PlyCount "65"] [EventDate "2021.??.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 h6 { B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. g3 $5 {A promising side line.} Be7 9. Bg2 O-O {The position is equal.} 10. O-O Be6 {[#]} 11. Nh4 $5 $146 {An interesting novelty.} ({Predecessor:} 11. h3 Nbd7 12. Be3 Rc8 13. Nh4 Qc7 14. Qf3 Rfd8 15. Nf5 Bxf5 16. exf5 b6 17. Rfd1 {1/2-1/2 (51) Jap Tjoen San,L (2100)-Gould,P (1740) Haarlem 1997}) 11... Nbd7 (11... Bg4 $11 12. Bf3 Bh3) 12. Nf5 $14 Bxf5 13. exf5 Qc7 14. a5 Rab8 15. Be3 Rfc8 16. Qd3 Bf8 17. Rfc1 b6 (17... Qd8 $16 {was necessary.}) 18. axb6 $18 ({Don't take} 18. Qxa6 $6 bxa5 19. Nb5 (19. Rxa5 Rxb2 20. Rb5 Rxb5 $11) 19... Qc4 $14) 18... Nxb6 19. Rxa6 ({Much less strong is} 19. Qxa6 $6 d5 $14) 19... Nc4 20. Nd5 Qd8 21. b3 Nxe3 22. Qxe3 Rc5 23. c4 Qc8 (23... Kh8 {was worth a try.} 24. Rca1 Rcc8) 24. Nxf6+ gxf6 25. Ra7 Qxf5 26. Bd5 Qg5 27. Rb1 Qxe3 28. fxe3 Rb4 29. Bxf7+ { White is clearly winning.} Kh8 30. Bd5 Rc8 31. Kg2 Rcb8 32. Rf7 Bg7 33. Ra1 { White took control after the opening. Weighted Error Value: White=0.07/ Black=0.36} 1-0 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.2"] [White "Nepomniachtchi, Ian"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [WhiteElo "2789"] [BlackElo "2847"] [Annotator "TA"] [PlyCount "123"] [EventDate "2021.??.??"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 {The position is equal.} Rb8 {9...Na5 is setting a new trend. C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 10. Nd5 Nxd5 11. Bxd5 Bd7 12. b4 Bf6 13. Be3 Ne7 14. Bb3 Ng6 15. a4 bxa4 16. Bxa4 Rxb4 17. Bxd7 Qxd7 18. Rxa6 { [#]} Ra4 $146 ({Predecessor:} 18... Rfb8 19. Nd2 Ra4 20. Rxa4 Qxa4 21. Nb3 Ra8 22. g3 Qc6 23. Nd2 Nf8 24. Qb1 Ne6 {1/2-1/2 (60) Triapishko,A (2512)-Motylev,A (2654) Yaroslavl 2019}) 19. Rxa4 Qxa4 20. Qb1 Qc6 21. Qb3 Ra8 22. Rb1 Nf8 23. g3 Ne6 24. h4 h5 25. Nd2 g6 26. Qd5 Qa4 27. Nc4 Rd8 28. Rc1 Rb8 29. Qa5 Qd7 30. Qa7 Qc8 {[#] Threatens to win with ...Ra8.} 31. Ra1 Kg7 32. Kf1 Rb7 33. Qa8 Rb1+ 34. Ke2 Rb8 35. Qa6 Qd7 36. Qa4 Qd8 37. Qc6 Kh7 38. Nd2 Bg7 39. Nf3 Bh6 40. Bxh6 Kxh6 41. Qc3 Kg7 42. Kf1 Rb5 43. Kg2 Qb8 44. d4 exd4 (44... Qb6 { keeps more tension.} 45. Ra4 exd4 46. Nxd4 Nxd4 47. Rxd4 Qa5) 45. Nxd4 Nxd4 46. Qxd4+ $11 {Endgame KQR-KQR} Kg8 47. Ra4 Re5 48. Qa1 {[#] Ra8! is the strong threat.} Qb7 49. Kh2 Re8 50. Qc3 Rxe4 51. Rxe4 Qxe4 52. Qxc7 {KQ-KQ} d5 (52... Qd4 {with more complications.} 53. Kg1 Kg7 54. Qc6 Kf6 55. Qf3+ Kg7) 53. Qc8+ Kg7 54. Qc3+ (54. Kg1 {seems wilder.} Qd4 55. Kg2 Qe5 56. Qc5 Qe4+ 57. Kg1) 54... Kf8 55. Qc8+ Ke7 56. Qc7+ (56. Qc3 {looks sharper.} Ke6 57. Qc6+ Kf5 58. Qc8+ Kf6 59. Qd8+) 56... Kf6 57. Qc3+ (57. Qc8 {is more complex.} Qe5 58. Qc5 d4 59. Qc6+ Kf5 60. Qb6) 57... Qe5 58. Qc6+ Kg7 59. Qc5 Qe4 60. Qc3+ Kh7 61. Qc7 Qe6 62. Qc5 {Not much happened in this game. Weighted Error Value: White=0. 02/Black=0.01} 1/2-1/2 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.2"] [White "Giri, Anish"] [Black "So, Wesley"] [Result "1/2-1/2"] [WhiteElo "2776"] [BlackElo "2770"] [Annotator "TA RC"] [PlyCount "82"] [EventDate "2021.??.??"] 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. h3 Ne7 10. Nc3 Bd7 $1 {now scores much better than the old 10. ..Ng6. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 11. Ne4 {[#]} b6 $146 ({ Predecessor:} 11... Ng6 12. Nfg5 Ke8 13. f4 Nh4 14. Kf2 Be7 15. Be3 h6 16. Nf3 Bf5 17. Nfd2 h5 18. Rg1 Bxe4 19. Nxe4 {1/2-1/2 (36) Zhigalko,A (2600) -Aleksandrov,A (2617) Minsk 2010}) 12. Re1 (12. Nfg5 $142 Ke8 13. e6 Bxe6 14. Nxe6 fxe6 15. Bf4) 12... Kc8 (12... h6 $1 $11) 13. Nfg5 $16 Be8 {[#]} 14. Nd6+ $1 cxd6 15. exd6 Kd7 {White must now prevent ...Nd5.} 16. dxe7 Bxe7 17. Bf4 { And now Rad1+ would win.} Rd8 $1 18. Rad1+ Kc8 19. Ne4 Rxd1 20. Rxd1 Bd7 21. Nd6+ Bxd6 22. Rxd6 $11 {Endgame KRB-KRB} Re8 23. Be3 c5 24. a3 Bf5 25. Rd2 { The position is equal.} h5 26. Kf1 Be4 27. Bf4 Rd8 28. Rxd8+ Kxd8 {KB-KB} 29. c3 Kd7 30. g3 Kc6 31. Ke1 Kb5 32. Bb8 a6 33. Kd2 Kc4 34. Ba7 b5 35. b4 cxb4 36. axb4 g6 37. h4 Bf5 38. Bb6 Bg4 39. Ba7 Bf5 40. Bb6 Bg4 41. Ba7 Bf5 {Weighted Error Value: White=0.11/Black=0.11} 1/2-1/2 [Event "Magnus Carlsen Invitational-KO 2021"] [Site "Online"] [Date "2021.03.17"] [Round "2.2"] [White "So, Wesley"] [Black "Giri, Anish"] [Result "1/2-1/2"] [WhiteElo "2770"] [BlackElo "2776"] [Annotator "TA"] [PlyCount "130"] [EventDate "2021.??.??"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. O-O e6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} a6 {White must now prevent ...b5.} 7. c4 Be7 8. Nc3 O-O 9. d4 cxd4 10. Nxd4 Qc7 11. Qe2 Ne5 12. Bb3 $1 {[#]} Ng6 $146 ({Predecessor:} 12... Bd7 13. f4 Ng6 14. Kh1 e5 15. Nf5 Bd8 16. fxe5 Nxe5 17. Bf4 Re8 18. Rad1 Bxf5 19. exf5 {1-0 (38) Edouard,R (2649) -Keymer,V (2558) Biel 2020}) 13. Kh1 Re8 14. Be3 b6 15. Ba4 Bd7 16. Bxd7 Nxd7 17. Rac1 Rac8 18. b3 Qb7 19. f3 Nf6 20. Bf2 Bf8 21. Qd2 Qb8 22. a4 h6 23. Nc2 Red8 24. Red1 Qb7 25. h3 Be7 26. Qe3 Qa8 27. Qd2 ({Of course not} 27. Qxb6 Rb8 $15) 27... Qb7 28. Rb1 d5 29. exd5 exd5 30. Nxd5 Nxd5 31. cxd5 Bg5 32. Ne3 Ne7 33. d6 Nf5 {[#]} 34. Qd5 Qxd5 35. Nxd5 {Threatens to win with f4.} Rc2 {[#]} 36. Ne7+ ({White should try} 36. h4 $1 $16 Bxh4 37. Bxh4 Nxh4 38. Rd4) 36... Nxe7 $11 37. dxe7 Re8 38. Bxb6 {Hoping for Rd8.} Rxe7 39. b4 Ree2 40. Rg1 Ra2 41. a5 Be7 42. Bd4 Ra4 43. Bc3 Rc2 44. Rgc1 Rxc1+ 45. Rxc1 Bxb4 46. Bxb4 Rxb4 $14 {Endgame KR-KR} 47. Rc8+ Kh7 {The position is equal.} 48. Rc6 Ra4 49. Rxa6 h5 50. Ra8 h4 51. a6 Ra1+ 52. Kh2 Ra2 53. a7 g5 54. Kg1 Kg7 55. Kf1 Kf6 56. Ke1 Kf5 57. Kf1 Kf4 58. Re8 Rxa7 {aiming for ... Kg3.} 59. Re4+ Kf5 (59... Kg3 $5 60. Rg4+ $8 {Double Attack} Kh2 $11) 60. Kg1 f6 61. Kh2 Rd7 62. Re3 Rc7 63. Re4 Rd7 64. Re3 Rc7 65. Re4 Rd7 {Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2