[Event "GCT Zagreb 2019"] [Site "Zagreb"] [Date "2019.06.27"] [Round "2.6"] [White "Nakamura, Hikaru"] [Black "Mamedyarov, Shakhriyar"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2754"] [BlackElo "2774"] [Annotator "TA"] [PlyCount "50"] [EventDate "2019.06.26"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,50,5,19,0,0,0,0,0,9,13,22,10,41,36,32,23,25,27,38,20,21,18,8,0,8,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 O-O 9. Nf3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (9. Ne2 b5 10. Bb3 a5 11. a4 b4 12. cxb4 axb4 13. Be3 c5 14. Rc1 cxd4 15. Nxd4 Bd7 16. O-O Qe8 17. Rc4 Bxa4 18. Rxb4 Bxb3 19. Qxb3 {½-½ (30) Svidler,P (2729)-Grischuk,A (2794) Sochi 2015}) 9... c5 10. O-O cxd4 11. cxd4 {[%cal Bc3d4,Bd4d5][%mdl 32]} Bg4 12. Rb1 Nc6 {[%cal Rc6d4,Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 13. d5 Na5 $146 (13... Nd4 $5) ({Predecessor:} 13... Nd4 14. Bb2 Bxf3 15. gxf3 e5 16. f4 b5 17. fxe5 Bxe5 {1-0 (38) Graf,A (2632)-Kovchan,A (2488) Warsaw 2005}) 14. h3 Bxf3 15. Qxf3 a6 16. Bf4 b5 17. Bc2 Rc8 {The position is equal.} 18. Qe2 Nc4 19. Rbd1 Qb6 20. h4 Rfd8 21. h5 Be5 22. Bc1 Bb2 23. Bf4 Be5 24. Bc1 Bb2 25. Bf4 Be5 {Accuracy: White = 59%, Black = 79%.} 1/2-1/2 [Event "GCT Zagreb 2019"] [Site "Zagreb"] [Date "2019.06.30"] [Round "5.1"] [White "Nakamura, Hikaru"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2754"] [BlackElo "2775"] [Annotator "TA"] [PlyCount "129"] [EventDate "2019.06.26"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,129,14,31,47,33,36,49,34,45,35,42,42,49,-5,26,12,19,4,0,0,-1,-24,-23,-12,-7,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-3,-3,-12,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,8,20,0,18,19,73,2,2,0,73,66,66,66,83,92,83,0,68,69,69,69,65,72,72,72,71,71,71,71,70,67,54,29,81,81,81,25,87,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Bf5 (5... Nb6 6. e4 Bg7 7. Be3 O-O 8. Nf3 Nc6 9. Bb5 Bg4 10. Bxc6 bxc6 11. Nc5 Nc4 12. Qc2 Nxe3 13. fxe3 Bxf3 14. gxf3 e5 15. dxe5 Bxe5 16. Nd3 Bg7 {0-1 (37) Xiong,J (2672)-Salem,A (2672) chess.com INT 2019}) 6. f3 {And now e4 would win. D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} Nb6 7. e4 Nxa4 8. Qxa4+ $146 {White is slightly better.} ({Predecessor:} 8. Bb5+ Bd7 9. Bxa4 Bg7 10. Ne2 c5 11. Bxd7+ Qxd7 12. d5 O-O 13. Be3 {½-½ (50) Li,D (2434)-Schreiner,P (2472) Zadar 2016}) 8... Bd7 9. Qb3 Bg7 10. Be3 ({Much weaker is} 10. Qxb7 Nc6 $15) 10... O-O 11. d5 (11. Rc1 $14) 11... b6 12. Rd1 Qe8 {White must now prevent ...Ba4.} 13. Rd2 c6 14. Ne2 e6 15. dxc6 Nxc6 16. Qa3 Ne5 {Threatens to win with ...Nc4.} 17. Nc3 b5 18. Qa6 {[%cal Rc3b5]} b4 19. Nd1 $1 Qe7 20. Be2 Rfd8 21. O-O Bc8 22. Rxd8+ Qxd8 23. Qa4 a5 24. Nf2 Bd7 25. Qd1 Nc6 26. b3 Be8 27. Qxd8 Rxd8 28. Rd1 Bd4 29. Bxd4 Nxd4 30. Kf1 Kf8 31. e5 Bc6 32. Ng4 Ke7 33. Nf6 h5 34. Rc1 Kf8 35. Kf2 a4 36. bxa4 Bxa4 37. Rc7 b3 38. axb3 Bxb3 39. Ke3 Ba4 40. Bd3 Nc6 (40... Nf5+ $11 {remains equal.} 41. Bxf5 exf5) 41. Nd7+ (41. Bc2 $1 $16 {[%cal Rc2a4]} Bb5 42. Rb7) 41... Ke8 $1 $11 42. Nf6+ ({White should play} 42. Be4 $11 Rxd7 43. Rxc6) 42... Kf8 $16 43. Bc2 $1 {[%cal Rc2a4]} Bb5 44. Kf4 Ne7 45. Nh7+ Ke8 {...Nd5+ is the strong threat.} 46. Nf6+ Kf8 47. Be4 $1 Rc8 48. Ra7 Bc6 49. Kg5 Bxe4 50. Nxe4 {[%mdl 4096] Endgame KRN-KRN} Nc6 51. Rb7 $1 {Hoping for Kf6.} Kg7 52. Nd6 Rf8 53. f4 Nd4 54. Rd7 Nf5 {[#]} (54... Nc2 $11 {keeps the balance.}) 55. Nxf5+ $1 gxf5 {KR-KR} 56. Rd3 (56. h3 $16) 56... Ra8 {[#]} (56... Rg8 $1 $11) 57. Rg3 ({White should try} 57. Rd2 $1 $16) 57... f6+ $11 {The position is equal.} 58. Kxh5+ Kf7 {[%cal Ra8h8]} 59. Rg6 fxe5 60. fxe5 Ra5 61. Kh6 {aiming for Rf6+.} Rxe5 62. Rg7+ Kf6 63. Rg6+ Kf7 64. Rg7+ Kf6 65. Rg6+ {Accuracy: White = 63%, Black = 67%.} 1/2-1/2 [Event "GCT Zagreb 2019"] [Site "Zagreb"] [Date "2019.07.03"] [Round "7.4"] [White "Nakamura, Hikaru"] [Black "Aronian, Levon"] [Result "1/2-1/2"] [ECO "C65"] [WhiteElo "2754"] [BlackElo "2752"] [Annotator "TA"] [PlyCount "61"] [EventDate "2019.06.26"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,61,7,11,2,14,7,15,8,19,19,14,12,12,15,14,16,10,20,15,17,12,28,21,0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Nbd2 Nd4 6. Nxd4 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Bxd4 7. c3 Bb6 8. d4 c6 9. dxe5 {[#] And now Be2 would win.} cxb5 10. exf6 Qxf6 {[%csl Gb6][%cal Rf6f2]} 11. O-O O-O 12. Nf3 $146 ({Predecessor:} 12. a4 bxa4 {1-0 (46) Caruana,F (2816)-Kramnik,V (2792) Paris 2018}) 12... d6 13. Re1 Bg4 14. Be3 b4 15. Bxb6 axb6 16. Qd4 {The position is equal.} (16. cxb4 {is more complex.} Qxb2 17. Qd4 Rxa2 18. Rxa2 Qxa2 19. Nh4) 16... Bxf3 17. Qxf6 gxf6 18. gxf3 bxc3 19. bxc3 $11 {[%mdl 4096] Endgame KRR-KRR} Rfc8 20. Reb1 Rxc3 21. Rxb6 Rxf3 22. Rxb7 f5 23. exf5 Ra4 24. Rb5 Kg7 25. Rd5 Rfa3 26. Rxd6 Rxa2 27. Rxa2 Rxa2 28. Rd3 h5 29. Rb3 Ra5 30. Rc3 Rxf5 31. Rb3 {Accuracy: White = 77%, Black = 85%.} 1/2-1/2 [Event "GCT Zagreb 2019"] [Site "Zagreb"] [Date "2019.07.05"] [Round "9.6"] [White "Nakamura, Hikaru"] [Black "Vachier-Lagrave, Maxime"] [Result "1/2-1/2"] [ECO "B51"] [WhiteElo "2754"] [BlackElo "2779"] [Annotator "TA"] [PlyCount "85"] [EventDate "2019.06.26"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,85,0,0,6,17,20,25,10,22,18,20,9,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,15,15,22,20,22,21,30,22,13,10,14,6,2,6,23,24,26,13,15,5,4,4,4,0,0,0,0,4,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 (4. O-O a6 5. Bd3 Ngf6 6. Re1 e6 7. a4 b6 8. c3 Bb7 9. Qe2 Qc7 10. Na3 Be7 11. Bb1 e5 12. d4 cxd4 13. cxd4 exd4 14. Nxd4 {½-½ (42) Jakovenko,D (2719)-Ding,L (2809) Shenzhen 2019}) 4... Ngf6 5. O-O a6 6. c4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} g6 7. Nc3 Bg7 8. d3 {White has an edge.} O-O 9. h3 Ne8 10. d4 $146 ({Predecessor:} 10. Be3 Nc7 11. d4 Ne6 {1-0 (38) Liang,A (2589)-Garriga Cazorla,P (2448) Sitges 2018}) 10... Nc7 11. Bxd7 cxd4 12. Bxc8 dxc3 13. Bxb7 Rb8 14. bxc3 {[#] And now Rb1 would win.} Rxb7 15. Be3 Bxc3 16. Rc1 Bb2 17. Rb1 {Strongly threatening Bh6.} Ne6 18. e5 Qc7 19. exd6 exd6 20. Qd5 Rbb8 21. Rfd1 Bf6 22. Rbc1 Rfd8 23. Nd2 Nc5 24. Ne4 Nxe4 25. Qxe4 Rb2 26. Qf3 Be5 27. Qd5 Re8 {The position is equal.} 28. c5 dxc5 29. Rxc5 Qb8 30. Qc4 Rb1 31. Rcd5 Rxd1+ 32. Rxd1 Rd8 33. Rxd8+ Qxd8 34. f4 Qc7 35. Qxa6 Bxf4 36. Bxf4 Qxf4 $11 {[%mdl 4096] Endgame KQ-KQ} 37. a4 Qd4+ 38. Kh1 Qa1+ 39. Kh2 Qe5+ 40. Kh1 Qe1+ 41. Kh2 Qe5+ 42. Kh1 Qe1+ 43. Kh2 {Accuracy: White = 72%, Black = 76%.} 1/2-1/2 [Event "GCT Zagreb 2019"] [Site "Zagreb"] [Date "2019.07.07"] [Round "11.6"] [White "Nakamura, Hikaru"] [Black "Anand, Viswanathan"] [Result "1/2-1/2"] [ECO "E35"] [WhiteElo "2754"] [BlackElo "2767"] [Annotator "TA"] [PlyCount "84"] [EventDate "2019.06.26"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,84,14,12,20,15,14,18,1,0,0,3,5,0,0,0,0,0,11,8,16,13,17,10,8,12,18,4,8,0,0,0,0,-6,0,-10,0,0,0,-25,-31,-17,-10,-44,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 O-O 7. e3 Re8 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5} (7... h6 8. Bh4 c5 9. Nf3 Be6 10. Be2 Nbd7 11. O-O Rc8 12. a3 Bxc3 13. Qxc3 g5 14. Bg3 Ne4 15. Qe1 Nxg3 16. hxg3 {½-½ (72) Bindrich,F (2590)-Papp,G (2608) Austria 2016}) 8. Bd3 h6 9. Bxf6 Qxf6 10. Qa4 $146 ({Predecessor:} 10. Nf3 c6 11. O-O a6 12. a3 Ba5 13. b4 Bb6 14. a4 a5 15. b5 {1-0 (32) Gomez Celdran,F (2110)-Sanchez Carol,J (1850) IECG email 2000}) 10... Bxc3+ 11. bxc3 {[%cal Ra4e8]} c6 (11... Nc6 {with more complications.} 12. Ne2 b6 13. O-O Bb7 14. Nf4 Na5) 12. Ne2 Bf5 13. Bxf5 Qxf5 14. c4 Nd7 15. cxd5 Qxd5 16. O-O c5 17. Rfd1 {Threatens to win with dxc5.} Red8 18. Rac1 b6 19. Qa3 {Threatening dxc5.} Qb7 20. h3 cxd4 21. Rxd4 {aiming for Rcd1.} Nc5 22. Rg4 Ne6 23. Ng3 Rd5 24. e4 Rg5 25. Rd1 Rxg4 26. hxg4 Qc7 27. Nf5 Rd8 (27... Qc2 $5 {[%cal Rc2d1]} 28. Re1 Qd2 $15) 28. Rxd8+ {The position is equal.} Qxd8 29. Qxa7 Qd1+ 30. Kh2 {Black must now prevent Ne7+.} Qxg4 31. Qxb6 Qxe4 32. Ne3 Qe5+ 33. g3 h5 34. Qc6 h4 35. Qe8+ Kh7 {...hxg3+ is the strong threat.} 36. Qxf7 hxg3+ 37. Kg2 gxf2 38. Qf5+ Qxf5 39. Nxf5 Nc5 40. a4 Nxa4 {[#]} 41. Nxg7 $1 {[%mdl 512] [#]} f1=Q+ $1 {[%mdl 512]} (41... Kxg7 42. Kxf2) 42. Kxf1 Kxg7 {Accuracy: White = 60%, Black = 71%.} 1/2-1/2