[Event "GCT Croatia Blitz 2021"] [Site "Zagreb"] [Date "2021.07.13"] [Round "13"] [White "Grischuk, Alexander"] [Black "Mamedyarov, Shakhriyar"] [Result "0-1"] [ECO "A13"] [WhiteElo "2778"] [BlackElo "2782"] [Annotator "TA"] [PlyCount "72"] [EventDate "2021.07.10"] [EventType "tourn"] [EventCountry "CRO"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,72,27,25,-19,-11,-12,-7,-12,-11,-16,0,-11,-4,-21,5,-41,-22,-65,-14, -35,0,0,49,51,104,36,9,-14,-12,-37,-22,-177,-163,-158,-81,-87,-82,-209,-199, -251,-255,-263,-238,-250,-255,-409,-387,-464,-338,-725,-709,-771,-737,-1252, -1216,-1813,-1759,-3266,-2773,-29978,-11794,-29979,-29980,-29988,-29989]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. d3 c5 6. e4 {A13: English Opening: 1... e6.} Nc6 7. e5 Nd7 8. Qe2 {The position is equal.} Be7 9. h4 b6 $5 {[%csl Rb2, Gc2,Rc3,Gd3,Rd4,Re3,Ge4,Rf2,Gf3,Gg2][%CAl Ge4d5,Gc6b7,Gc6b5,Gd5c4,Gd4e5,Gf6g7, Gf6g5,Ge5f4,Gf3g5,Gf3e5,Gc1g5,Gg3f4,Gh4g5][%mdl 4] A promising side line.} ( 9... Qc7 {[#]} 10. Bf4 Rb8 (10... b6 11. Na3 a6 12. Nc2 Bb7 13. O-O h6 14. Rfe1 (14. h5 O-O-O 15. a3 g5 16. hxg6 fxg6 17. b4 g5 18. Bd2 Ncxe5 19. bxc5 Bxf3 20. Bxf3 Nxf3+ 21. Qxf3 Nxc5 22. Bb4 a5 23. Bxc5 Bxc5 {1/2-1/2 (23) Beshukov,S (2506)-Sirotine,K (2253) Maikop 2004}) 14... O-O-O 15. a3 Rdg8 16. Bd2 g5 17. hxg5 Bxg5 18. Bc1 Bxc1 19. Raxc1 h5 20. b4 h4 21. b5 Ncb8 22. bxa6 Nxa6 23. Nd2 hxg3 24. f4 Bxg2 25. Qxg2 Qb7 26. Ne4 Qc7 27. Re2 Rh2 28. Qf3 f5 29. exf6 Nxf6 30. Rg2 Nxe4 31. dxe4 Kb8 32. Ne1 Qh7 33. Kf1 Rxg2 34. Qxg2 Rh8 35. Rb1 Ka7 36. Rb3 Qf7 37. Qxg3 {0-1 (37) Weisbuch,U (2254)-Vuilleumier,A (2356) Caleta 2016}) (10... h6 11. Nbd2 Rg8 12. h5 Nf8 13. Ne4 Bd7 14. Nd6+ Bxd6 15. exd6 Qa5+ 16. Bd2 Qb6 17. O-O a5 18. b3 f6 19. a3 Nd8 20. b4 Qxd6 21. bxa5 Bc6 22. Bh3 g5 23. hxg6 Nxg6 24. Rfe1 Kf7 25. Rab1 h5 26. Nh2 Rh8 27. Rb6 h4 28. g4 Nf4 29. Qf1 Ke7 30. Re4 Nxh3+ 31. Qxh3 Nf7 32. Nf3 Rag8 33. a6 f5 34. Rf4 Qc7 35. Rb1 bxa6 36. Kf1 fxg4 37. Rxg4 Rxg4 38. Qxg4 h3 39. Ng5 Qd6 40. Re1 Ne5 41. Rxe5 Qxe5 42. Bf4 Bg2+ 43. Kg1 h2+ {0-1 (43) Gely,Y (1950)-Fedoryshyn,I (2224) Angers 2017}) (10... a6 11. O-O b5 12. Nbd2 Bb7 13. b3 h6 14. Rfe1 Rc8 15. Rac1 O-O 16. h5 Nb6 17. cxb5 axb5 18. Ne4 Nb4 19. Qd2 Bxe4 20. Rxe4 Qa7 21. Ra1 Kh7 22. g4 N6d5 23. Bg3 Nc3 24. Ree1 Nbxa2 25. g5 Bxg5 26. Nxg5+ hxg5 27. Qxg5 Qd7 28. Rxa2 Nxa2 29. Be4+ g6 30. hxg6+ fxg6 31. Qxg6+ Kh8 32. Qh6+ Kg8 33. Kg2 Qg7 34. Qxe6+ Qf7 35. Qh6 Nc3 36. Rh1 Qg7 37. Qe6+ Qf7 38. Bh7+ Kg7 39. Qh6+ {1-0 (39) Connor,S (2010)-Herring,S (1754) England 2014}) (10... Qb6 11. O-O O-O 12. b3 Qd8 13. Nbd2 Re8 14. Ne4 Nf8 15. Neg5 h6 16. Nh3 Ng6 17. Bd2 Qc7 18. Rfe1 Bd7 19. Nf4 Nxf4 20. Bxf4 Bf8 21. Qd2 Ne7 22. g4 Ng6 23. h5 Nxf4 24. Qxf4 Be7 25. g5 hxg5 26. Nxg5 Bxg5 27. Qxg5 Qd8 28. Qxd8 Raxd8 29. Bxb7 Rf8 30. Rf1 Kh7 31. Kg2 Kh6 32. Rh1 Be8 33. Raf1 f6 34. f4 fxe5 35. fxe5 Rxf1 36. Rxf1 Bxh5 37. Bf3 Rf8 38. Bxh5 Rxf1 39. Kxf1 Kxh5 40. Kf2 Kg5 41. a3 a5 42. Ke2 Kf4 43. Kd2 g5 44. b4 cxb4 45. axb4 axb4 46. c5 Kxe5 {0-1 (46) Hepting,O (1086)-Daehne,M (1200) Nuremberg 2000}) 11. Nbd2 (11. O-O Nf8 12. h5 Qd8 13. Nbd2 g5 14. hxg6 Nxg6 15. Bh6 Qc7 16. Rfe1 Bf8 17. Bxf8 Kxf8 18. Nf1 h5 19. Qd2 Qe7 20. Re4 b6 21. Rae1 Bb7 22. Rf4 Nxf4 23. Qxf4 Nb4 24. Rd1 Bxf3 25. Bxf3 Nxa2 26. Nd2 b5 27. b3 bxc4 28. bxc4 Nc3 29. Ra1 Rb2 30. Ra6 Rb6 31. Ra1 a6 32. Kg2 Ke8 33. Rh1 a5 34. Bxh5 Rf8 35. Nf3 Qb7 36. g4 Rb1 37. Qf6 Rxh1 38. Qxe6+ Qe7 39. Qc8+ Qd8 40. Qe6+ {1/2-1/2 (40) Makka,E (2047)-Iordanidou,Z (2147) Athens 2012}) 11... b6 (11... Qa5 12. O-O b5 13. cxb5 Qxb5 14. Nc4 O-O 15. Nfd2 Nb4 16. Bg5 Re8 17. Ne4 Ba6 18. a4 {1-0 (18) Wolter,K (2226)-Kipp,L (1826) Emsdetten 2005}) 12. O-O O-O 13. Rfe1 Re8 14. Ne4 Rd8 15. Nd6 Ba6 16. Ng5 Bxg5 17. hxg5 Ne7 18. Be4 Nf8 19. a4 Bc8 20. g4 Bd7 21. Nb5 Bxb5 22. axb5 Neg6 23. Bg3 Ne7 24. f4 Nc8 25. Qh2 Qe7 26. Kf2 f6 27. gxf6 gxf6 28. exf6 Qf7 29. f5 exf5 30. gxf5 Rb7 31. Be5 Kh8 32. Bxb7 h5 33. Bf3 Qd5 {1-0 (33) Blomqvist,E (2496)-Trost,E (2075) Stockholm 2019}) 10. Bf4 Bb7 {[#]} 11. Kf1 $146 ({Predecessor:} 11. Nbd2 Nf8 12. h5 g5 13. hxg6 Nxg6 14. Rh5 Qc7 15. O-O-O O-O-O 16. Ne4 Nxf4 17. gxf4 {1-0 (35) Yu,Y (2709)-Wen,Y (2594) Xinghua 2020} b5 18. Nfd2 Ba6 19. Kb1 bxc4 20. Nxc4 Bxc4 21. dxc4 d3 22. Rxd3 Rxd3 23. Qxd3 Rd8 24. Qb3 Nd4 25. Qa4 Rg8 26. Ng3 Rg4 27. Rxh7 Rxf4 28. Rh8+ Bd8 29. Ne4 Rxe4 30. Bxe4 Qxe5 31. Qa6+ Kd7 32. Qxa7+ Bc7 33. Qa8 Qg5 34. Qe8+ Kd6 35. Qf8+ {1-0 (35) Yu,Y (2709)-Wen,Y (2594) Xinghua 2020}) (11. O-O Qc7 12. Nbd2 O-O-O (12... h6 13. a3 O-O-O 14. b4 cxb4 15. axb4 Bxb4 16. Ne4 Rhe8 17. Ra4 Bf8 18. Rfa1 a5 19. Nd6+ Bxd6 20. exd6 Qb8 21. Ne5 Ncxe5 22. Bxb7+ Kxb7 23. Bxe5 Nxe5 24. Qxe5 Qxd6 25. Qxg7 Re7 26. Qxh6 f5 27. Qf6 Rg8 28. c5 Qxc5 29. Rc4 Qd6 30. Rxd4 Qc7 31. Rc4 Qd8 32. Rac1 Rgg7 33. Rc6 Qd7 34. Qc3 Qd5 35. Rc8 e5 36. Kh2 f4 37. Rc4 Qf3 38. Qe1 Ka6 39. R4c3 Qg4 40. R1c2 Rh7 41. Qf1 Ka7 42. Qh3 Qd1 43. Qc8 Rb7 44. Qe6 Qe1 45. Qd5 Rbg7 46. Qf3 Qf1 47. Qg2 Rxh4+ {0-1 (47) Sarbay,A (2183)-Blinkov,P (2306) Minsk 2018}) ( 12... O-O 13. Rfe1 Rfc8 14. Nf1 Bf8 15. h5 h6 16. Qd2 a6 17. g4 Rab8 18. Ng3 b5 19. b3 bxc4 20. bxc4 Ba8 21. Qe2 Rb6 22. g5 hxg5 23. Nxg5 Ne7 24. Bxa8 Rxa8 25. Qe4 {1-0 (25) Sarbay,A (2128)-Bohlin,J (1799) Bucharest 2019}) 13. Rfe1 (13. a3 h5 14. Rfb1 Kb8 15. Ne4 Rhf8 16. b4 cxb4 17. Nd6 bxa3 18. Qa2 g5 19. hxg5 Na5 20. Nxb7 Qxb7 21. Nxd4 Qa6 22. Nb5 Nc5 23. d4 Nd3 24. c5 Nxf4 25. gxf4 Rxd4 26. cxb6 axb6 27. Nxd4 {1-0 (27) Cabrera,M (2267)-Souza,L (2317) ICCF email 2009}) 13... h6 14. Ne4 Rde8 15. a3 Qd8 16. h5 f5 17. exf6 gxf6 18. Bh3 f5 19. Nd6+ Bxd6 20. Bxd6 Qf6 21. Ne5 Ncxe5 22. Bxe5 Nxe5 23. Qxe5 Qxe5 24. Rxe5 Kd7 25. Bg2 Kd6 26. f4 Bc8 27. Kf2 Bd7 28. Bf3 Rhg8 29. Rg1 Rg7 30. Kg2 a5 31. Kh3 a4 32. Kh4 b5 33. g4 fxg4 34. Bxg4 bxc4 35. dxc4 Reg8 36. Re2 Bc8 37. Reg2 Rf8 38. Rf2 Rf6 39. Re1 Ba6 40. Be2 Rgf7 41. Kg4 Rb7 42. Bd3 Rb3 43. Rd2 Rf8 44. Rc1 Rfb8 45. Rcc2 Bb7 46. Bg6 Bf3+ 47. Kh4 Rf8 48. Rc3 Rxc3 49. bxc3 Rxf4+ 50. Kg3 e5 51. cxd4 cxd4 52. Rf2 Bd1 53. Rxf4 exf4+ 54. Kxf4 Kc5 55. Bf7 Bb3 56. Ke4 Bc2+ 57. Kf4 Bd3 58. Be8 Kxc4 59. Bxa4 Kc3 60. Ke5 Be2 61. Kf6 Bxh5 62. Kg7 d3 63. Kxh6 Bf7 64. Kg5 d2 65. Bd1 Bb3 66. Be2 Kb2 67. Kf4 Kc1 68. Ke3 Bd1 69. Bc4 Bh5 70. Bb3 Bg6 {0-1 (70) Kernazhitsky,L (2342)-Tovmasian,V (2285) Kiev 2011}) 11... Qc7 12. Na3 a6 13. Nc2 O-O-O (13... O-O $15) 14. a3 Kb8 15. Kg1 a5 16. b4 cxb4 (16... h6 $14) 17. axb4 ({Better is} 17. Nfxd4 $16 Nxd4 18. Nxd4) 17... Bxb4 $14 18. Bg5 (18. Nfxd4 Nxd4 19. Nxd4 Bxg2 $15) 18... f6 (18... Ndxe5 $6 19. Nxe5 Nxe5 20. Bxb7 $18) 19. exf6 gxf6 20. Bd2 (20. Nxb4 $11 {and White is okay.} axb4 21. Bd2) 20... Bxd2 $1 $19 21. Nxd2 e5 (21... f5 $142 22. Nb3 (22. Qxe6 $2 Nc5 $19) 22... Rhe8 23. Ncxd4 (23. Nbxd4 Nxd4 24. Nxd4 Bxg2 $17) 23... Nxd4 24. Nxd4 Bxg2 25. Kxg2 Nc5) 22. Na3 $17 {and if Nb5 works, White does fine.} Nc5 $1 23. Nb5 {[#]} (23. Ne4 $17 {was worth a try.}) 23... Qe7 $1 $19 24. Ne4 {[#]} (24. Kh2 $142) 24... f5 $1 {[%CAl Rf5e4]} 25. Nxc5 Qxc5 ({ Weaker is} 25... bxc5 26. Bxc6 Bxc6 27. Rxa5 $14) 26. Kh2 e4 27. dxe4 $2 (27. Rhb1 {was necessary.}) 27... d3 28. Qd2 Ne5 29. Rhe1 $2 (29. exf5 Ng4+ 30. Kg1 Qxf5 31. Bxb7 Kxb7 32. Kg2) 29... fxe4 30. Nc3 Rhf8 31. Kg1 Nxc4 32. Qa2 e3 { [%CAl Re3f2]} 33. fxe3 d2 34. Re2 Bxg2 35. Kxg2 Nxe3+ {[%mdl 64] Discovered Attack} 36. Rxe3 Qxe3 {Weighted Error Value: White=1.18/Black=0.15} 0-1