La Partida Del Día: Onischuk, Alexander (2665) - Naroditsky, Daniel (2633) 1-0 U.S. Championship 2015

I wish I was Onischuk today. #USChessChamps

— Anish Giri (@anishgiri) April 9, 2015

Un gran juego posicional.  

[Event "U.S. Championship 2015"] [Site "Saint Louis"] [Date "2015.04.09"] [Round "8"] [White "Onischuk, Alexander"] [Black "Naroditsky, Daniel"] [Result "1-0"] [ECO "E01"] [WhiteElo "2665"] [BlackElo "2633"] [Annotator "Mosaico Ajedrecístico"] [PlyCount "99"] [EventDate "2015.??.??"] [EventCountry "USA"] {E01: Apertura Catalana} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bd6 6. Bg2 c6 7. Nc3 O-O 8. Bg5 Nbd7 9. e4 dxe4 10. Nxe4 Bb4+ 11. Nc3 h6 $146 (11... Qa5 12. Bd2 e5 13. a3 Bxc3 14. Bxc3 Qa6 15. Nxe5 Nxe5 16. dxe5 Qxc4 17. Qd4 Qxd4 18. Bxd4 Rd8 19. Rd1 Nd5 20. O-O Be6 21. f4 f5 22. exf6 Nxf6 23. Be5 Kf7 24. h3 h5 25. Rfe1 g6 26. Kf2 {Meier,G (2640)-Adams,M (2725) Baden-Baden 2013 1/2-1/2 (35)} Bb3 27. Rd4 a5 28. Bf3 Be6 29. Kg2 Rxd4 30. Bxd4 Rd8 31. Bb6 Rd2+ 32. Re2 Rd3 33. Re3 Rd2+ 34. Re2 Rd3 35. Re3 Rd2+ {1/2-1/2 (35) Meier,G (2640) -Adams,M (2725) Baden-Baden GER 2013}) (11... c5 12. O-O cxd4 13. Qxd4 Nc5 14. Qe3 Qd3 15. Nb5 Ng4 16. Qf4 e5 17. Nxe5 Nxe5 18. Qxe5 Qxc4 19. Nd6 Qe6 20. Qd4 Na6 21. Nxc8 Qxc8 22. Rac1 Qf5 23. Be3 Rfd8 24. Qe4 Qxe4 25. Bxe4 Rd7 26. Rfd1 {Kunin,V (2503)-Klek,H (2267) Wunsiedel 2013 1-0}) 12. Bf4 Ne4 13. Qc2 Nxc3 14. bxc3 Ba5 15. O-O Bc7 16. Qe4 Bxf4 17. Qxf4 b6 18. Rfd1 Bb7 19. c5 Rc8 20. Rab1 Ba8 21. Ne5 Qe7 22. Nxd7 Qxd7 23. a4 Rfd8 24. Bf3 Qe7 25. Qe5 bxc5 26. Qxc5 Qc7 (26... Qxc5 27. dxc5 $14) 27. a5 Rb8 28. c4 Qd7 29. h4 Rbc8 30. Kg2 Rc7 31. Rb3 Qc8 32. g4 Rcd7 33. g5 hxg5 34. hxg5 Qc7 35. Re3 Qd6 36. Qxd6 Rxd6 37. c5 Rxd4 38. Rxd4 Rxd4 39. Rb3 Rd8 40. a6 Kf8 41. Be4 f5 42. gxf6 gxf6 43. Rh3 Kg8 ( 43... f5 $142 $14) 44. Rd3 Rxd3 45. Bxd3 f5 (45... Kg7 $18) 46. f4 Kg7 47. Kf3 (47. Bc4 Kf6 48. Kf3 e5 $18) 47... Kf6 48. Ke3 e5 49. Bc4 e4 50. Kd4 (50. Kd4 Kg6 51. Be6 Kf6 52. Bc8 Kg6 53. Bb7 Kf7 54. Bxa8 Ke7 55. Bxc6 Kf7 56. Kd5 Kf6 57. Bb5 e3 58. Be2 Kf7 59. Kd6 Kg6 60. c6 Kg7 61. c7 Kg6 62. Ke6 Kh7 63. Kf6 Kh6 64. c8=Q Kh7 65. Qb7+ Kh6 66. Qh1#) 1-0