Caruana,Fabiano (2822) - Karjakin,Sergey (2773) [E20] 6th Sinquefield Cup GCT 2018 Saint Louis

[Event "6th Sinquefield Cup GCT 2018"] [Site "Saint Louis"] [Date "2018.08.24"] [Round "6"] [White "Caruana, Fabiano"] [Black "Karjakin, Sergey"] [Result "1-0"] [ECO "E20"] [WhiteElo "2822"] [BlackElo "2773"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "59"] [EventDate "2018.??.??"] {E20: Defensa Nimzo-India} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 (7... Bd7 8. Ne5 Bc6 9. Nxc6 Nxc6 10. Qa4 Nd5 11. Nxd5 exd5 12. Qb5 a6 13. Qxd5 Qxd5 14. Bxd5 Nxd4 15. Bxc4 Rfe8 16. e3 Nf3+ 17. Kg2 Nd2 18. Bxd2 Bxd2 19. Rfd1 Rad8 20. a4 Kf8 21. Ra3 Bb4 22. Rxd8 {Fridman,D (2626) -Nisipeanu,L (2672) Berlin GER 2018 1/2-1/2}) 8. Qa4 Bd7 9. Bg5 (9. Qc2 Be7 10. e4 Nb4 11. Qe2 Nd3 12. Be3 b5 13. Ne1 Nxe1 14. Rfxe1 c6 15. Rad1 Rc8 {0-1 (41) So,W (2780)-Anand,V (2768) Saint Louis 2018}) 9... a5 10. Bxf6 $146 (10. Rfd1 Nxd4 11. Rxd4 Bxc3 12. Rxd7 Qxd7 13. Qxd7 Nxd7 14. bxc3 f6 15. Be3 Rab8 16. Nd4 Kf7 17. Nb5 {1-0 (17) Lenderman,A (2600)-Gretarsson,H (2567) Reykjavik 2018}) 10... Qxf6 11. a3 Bxc3 12. bxc3 Qd8 13. Qxc4 a4 14. Nd2 Na5 15. Qb4 Ra7 16. Rab1 b6 17. e3 Bc6 18. Bxc6 Nxc6 19. Qb5 Qa8 20. c4 Rd8 21. Rfc1 e5 (21... h6 $11 {Mantiene la igualdad...}) (21... h6 22. Rc3 $11) 22. d5 $14 Nb8 {Peculiar la posición de la Dama en (a8)} (22... Na5 23. Qb4 $16) 23. c5 Ra5 (23... bxc5 24. Rxc5 Nd7 25. Rc6 $16) 24. Qb2 $1 $16 {[%csl Gb2]} Qxd5 25. cxb6 cxb6 26. Nc4 Rc5 27. Qxb6 f6 $4 {[%csl Rf6][%cal Gc1d1] Deteriorando su propia defensa.. . Otras alternativas pueden ser:} (27... Rcc8 $16) (27... Rf8 $142 28. Qxb8 Rxc4 29. Rxc4 Qxc4 30. Qxe5 Qd3 $16) 28. Rd1 (28. e4 $142 {más contundente...} Qd3 29. Qxc5 Nd7 30. Qe7 Nf8 31. Rb7 $18) 28... Qxd1+ 29. Rxd1 Rxd1+ 30. Kg2 ( 30. Kg2 Nd7 31. Qe6+ Kf8 32. Nd6 Rxd6 33. Qxd6+ Ke8 34. Qe6+ Kd8 35. Qg8+ Kc7 36. Qxg7 $18) 1-0

Anand,Viswanathan (2758) - Nakamura,Hikaru (2824) [C65] Saint Louis GCT Rapid/Blitz (1.3), 11.08.2018

"Esperaba la Defensa Pirc, que usualmente Nakamura juega contra mi" Anand

[Event "Saint Louis GCT Rapid/Blitz"] [Site "Saint Louis"] [Date "2018.08.11"] [Round "1.3"] [White "Anand, Viswanathan"] [Black "Nakamura, Hikaru"] [Result "1-0"] [ECO "C65"] [WhiteElo "2758"] [BlackElo "2824"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "69"] [EventDate "2018.??.??"] [EventType "blitz"] {C65: Ruy Lopez: Defensa Berlinesa 25 m + 10s} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O Nd4 6. Nxd4 Bxd4 7. c3 Bb6 8. Na3 c6 9. Ba4 d6 10. Nc4 (10. Bc2 Be6 11. Qe2 h6 12. Kh1 g5 13. Nc4 Bc7 14. Ne3 d5 15. Re1 Qe7 16. a4 O-O-O 17. Rb1 d4 18. Nf1 Bb6 19. Bd2 Bg4 20. f3 Be6 21. Ng3 Rhg8 22. b4 g4 23. a5 dxc3 24. Bxc3 Bd4 {Caruana,F (2822)-So,W (2778) Stavanger NOR 2018 1-0 (48)}) 10... Bc7 11. Bb3 h6 $146 {Controlando la entrada en (g5)} (11... Be6 12. Re1 ( 12. f4 exf4 13. Bxf4 d5 14. exd5 Nxd5 15. Bxc7 Qxc7 16. Qf3 O-O 17. Rae1 Rae8 18. d4 Re7 19. Ne5 Nf6 20. Bc2 Nd7 21. Qe4 g6 22. Nf3 f5 23. Qh4 Nf6 24. Ng5 Bd5 25. b3 Rfe8 26. c4 Rxe1 {Hou Yifan (2658)-Ponomariov,R (2686) Shenzhen CHN 2018 1/2-1/2 (38)}) 12... h6 13. Ne3 O-O 14. Bxe6 fxe6 15. Ng4 Bb6 16. Be3 Nxg4 17. Qxg4 Qf6 18. Qe2 Bxe3 19. Qxe3 Qf4 20. Rad1 Qxe3 21. Rxe3 Rad8 22. Kf1 Kf7 23. Ke2 Ke7 24. Rg3 Kf7 25. Ke3 g6 26. a4 {Buhmann,R (2588)-Basso,P (2459) Karlsruhe GER 2018 1/2-1/2 (56)}) 12. Ne3 d5 (12... a5 13. a4 $11) 13. exd5 cxd5 14. d4 (14. c4 d4 15. Nd5 Nxd5 16. cxd5 O-O $11) 14... e4 15. f3 Qd6 ( 15... Be6 $5 $11) 16. g3 $14 O-O (16... Bh3 17. fxe4 $1 Bxf1 18. e5) 17. fxe4 dxe4 18. Nf5 Bxf5 19. Rxf5 Rae8 (19... Bd8 20. Qe2 $16) 20. Be3 (20. Bf4 Qd7 21. Rxf6 gxf6 22. Bxh6 Qh3 23. Bxf8 Kxf8 {Luce prometedor para las Blancas pero hay que ver que las Negras tienen un peón pasado}) (20. Bf4 $142 Qd7 21. Rxf6 gxf6 22. Bxh6 $16) 20... h5 $4 {[%csl Rh5] Deteriorando su Defensa...} ( 20... Qa6 $142 $16) 21. Bf4 $1 $18 {[%csl Gf4] Anand aprovecha la debilidad del contrario...} Qd7 22. Rxf6 $1 {[%csl Gf6]} gxf6 23. Bxc7 Qxc7 24. Qxh5 { [%csl Gh5][%cal Rb3f7,Rh5f7]} e3 (24... Re6 {podría ser el salvavidas, pero... } 25. Qg4+ Kh8 26. Bxe6 fxe6 27. Qxe6 f5 $18) 25. Qg6+ Kh8 26. Qxf6+ Kg8 27. Qg6+ (27. Qg5+ Kh8 28. Qh6+ Kg8 $18) 27... Kh8 28. Qh6+ Kg8 29. Bc2 f5 30. Bb3+ Rf7 31. Re1 ({Otro camino puede ser:} 31. Qg6+ Kf8 32. Re1 Re4 $18) 31... Qe7 ( 31... f4 32. Re2 Qb6 33. Qh5 $18) 32. Qg6+ Kf8 33. Qxf7+ (33. Rf1 $142 $5 { [%csl Yf1]} e2 34. Qh6+ Kg8 $18 35. Re1 Qd7 36. Qg6+ Kf8 37. Kf2 Qe7 38. Qxf7+ Qxf7 39. Bxf7 Kxf7 40. Rxe2 $18) 33... Qxf7 34. Bxf7 Kxf7 35. Kg2 {Y Blancas van por el peón en (e3)} 1-0