La Partida Del Día: Gunina,Valentina (2461) - Kosteniuk,Alexandra (2504) [C77] Cairns Cup Saint Louis, United States 2020

Link: WGM Alexandra Kosteniuk 

[Event "Cairns Cup"] [Site "Saint Louis, United States"] [Date "2020.02.08"] [Round "2.4"] [White "Gunina, Valentina"] [Black "Kosteniuk, Alexandra"] [Result "0-1"] [ECO "C77"] [WhiteElo "2461"] [BlackElo "2504"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "80"] [EventDate "2020.??.??"] {[%evp 10,80,30,15,23,21,40,16,46,46,151,96,139,135,167,88,166,163,180,169,168, 170,168,179,161,70,54,55,55,96,103,103,106,48,51,17,50,0,59,40,54,60,36,60,41, 41,48,0,-57,0,0,0,0,0,0,0,0,0,0,0,0,-109,-104,-124,0,-116,-96,-545,-702,-687, -776,-1287,-1380] C77: Ruy Lopez:} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c4 Bg4 7. Be3 (7. h3 Bxf3 8. Qxf3 Nd7 9. Be3 (9. Bxc6 bxc6 10. Nc3 Nc5 11. O-O g6 12. b4 Ne6 13. Be3 Bg7 14. a4 O-O 15. Rab1 Qd7 16. Qd1 f5 17. f3 h5 18. b5 f4 19. Bf2 g5 20. bxc6 Qxc6 21. Nd5 Qe8 22. c5 dxc5 23. Rc1 c6 {Ter Sahakyan,S (2605)-Sevian,S (2595) Martuni 2016 0-1 (103)}) 9... Be7 10. O-O O-O 11. Qg3 (11. Nc3 Bg5 12. Qg4 Bxe3 13. fxe3 Nc5 14. Bxc6 bxc6 15. d4 Nd7 16. d5 c5 17. Rf2 Rb8 18. b3 Nf6 19. Qf5 Qd7 20. Qf3 Qd8 21. Raf1 Ra8 22. Ne2 a5 23. Nc3 Qe7 24. g4 Nd7 25. Qg3 Nb6 {Kovanova,B (2377)-Ambartsumova,K (2306) Loo 2013 1/2-1/2 (48)}) 11... Nc5 12. Bxc5 dxc5 13. Bxc6 $1 bxc6 14. Nc3 Qd4 { Huschenbeth,N (2601)-Sutovsky,E (2689) Austria 2017}) 7... Nd7 8. h3 Bh5 9. Nc3 Qb8 $146 (9... Be7 10. g4 Bg6 11. Qe2 h5 (11... Nb6 $14) 12. O-O-O b5 (12... O-O $142) 13. cxb5 axb5 14. Bxb5 Nb4 15. a3 (15. Bxd7+ $142 Qxd7 16. a3) 15... c6 {Pirttimaki,T-Johnston,G Valetta 1980}) (9... Be7 $14) 10. Nd5 ({Blancas pueden seguir con:} 10. g4 Bg6 11. d4) 10... Qc8 (10... Be7 $142) 11. g4 $146 { [%mdl 2048]} Bg6 12. Nh4 (12. Qb3 $18) 12... Nd8 (12... Nc5 $16) 13. Bb6 $1 $18 {[%csl Gb6] Fue un gran movimiento... que podría haberle dado la victoria...} Ne6 14. Bxc7 b5 15. cxb5 axb5 16. Bxb5 Nxc7 17. Rc1 $2 {[%csl Rc1]} ({Después de:} 17. Nb6 {Negras tienen que entregar su Dama...} Nxb5 18. Nxc8 Rxc8 19. Rc1 {Con mejores chances para las Blancas...}) (17. Nb6 $18 Nxb5 18. Nxc8 Rxc8 19. Nf3 (19. Nxg6 hxg6 20. a4 Nd4 $14)) 17... Nxb5 $14 18. Rxc8+ Rxc8 19. Qa4 (19. Nxg6 hxg6 20. Qa4 Nd4 $15) 19... Rb8 20. O-O Be7 {Blancas tenían mejor juego, pero...} 21. Nxg6 $2 {[%csl Rg6]} ({era menor retornar y defender el peón (d4) } 21. Nf3 $16) 21... hxg6 22. Rc1 Bd8 23. Qa6 (23. Kg2 $14) 23... O-O (23... Rxh3 $11 24. Kg2 Rh4) 24. b4 $1 {[%csl Gb4]} Nf6 $1 {[%csl Gf6]} 25. Rc8 Rxc8 26. Qxc8 Nxd5 27. exd5 Nd4 28. a4 (28. Qd7 $14) 28... f5 $15 29. g5 (29. Qd7 $15) 29... e4 30. dxe4 Bxg5 31. Qc4 Nf3+ $1 {[%csl Gf3]} 32. Kg2 Ne5 $1 { [%cal Re5c4]} 33. Qc2 $2 {[%csl Rc2]} (33. Qc7 fxe4 34. Qxd6 {y mantiene presión...}) 33... fxe4 34. Qxe4 Rf4 35. Qe1 (35. Qe3 $1 $11 {[%csl Ge3]}) 35... Bh4 $17 36. b5 Nd3 ({No sirve:} 36... Bxf2 $6 {[%csl Rf2]} 37. Qc1 $11) ( 36... Rxf2+ $17 37. Qxf2 Bxf2 38. Kxf2 Kf7) 37. Qe8+ (37. Qe6+ $11 Kh7 38. a5 ( 38. Qxd6 $2 {[%csl Rd6]} Rxf2+ 39. Kh1 Nf4 $19)) 37... Kh7 38. f3 $2 {[%csl Rf3][%mdl 8192]} (38. Qe3 $17 Rxf2+ 39. Kh1) 38... Rxa4 $19 39. f4 Ra2+ 40. Kf3 Ne1+ $1 {[%csl Ge1]} 0-1